MITSUBISHI Car Fault Codes DTC - Lancer, Lancer Evolution (9, 10, X), Pajero, Outlander, Colt, Carisma, Galant, L200, Canter, ASX, Diamante, Montero.
B1604 Malfunction of one of the components of a security system. The pillow indicator may light up on the display. The cause of the problem may be one of the sensors in the system or the control module. Also, sometimes the malfunction is damage to the contacts on the power circuits of the controllers.
B1441 Malfunction of the front right airbag Air Bag, the device may be triggered arbitrarily
C1000 Mitsubishi error code indicating general malfunctions in the operation of the brake and anti-lock braking systems
C1204 Solenoid valve disconnected
P061A Code P061A indicates a mismatch between the calculated torque and the real
P0093 Code P0093 on vehicles with petrol or diesel engines, indicates a large leak in the fuel system. The cause of the problem in practice usually is a malfunction of the SCV valve or pressure regulator.
P0105 Combination P0105 appears when a pressure circuit malfunction
P0173 Codes P0173 or 0173 indicates problems in the operation of the second bank of the fuel system, there may be difficulties in starting the engine
P0190 Code P0190 or 0190 is associated with a fuel rail pressure error. This DTC is usually accompanied by difficulties when starting the power unit. The reason may be the high-pressure fuel pump, so this device is checked first. It is also necessary to check the operation of the system sensors and their wiring, since an error can indicate a circuit malfunction. Sometimes, with such an error, the power unit will not start.
P0400 The control unit reports flow errors in the exhaust gas recirculation system
P0401 Error code P0401 indicating a failure in the operation of the exhaust gas recirculation system.
Possible causes of the problem:
- violation of the tightness of highways as a result of damage or wear;
- failure of one or more sensors of the system;
- malfunction of the engine control unit;
- weakening of clamps or bolts of an inhaling of highways of system of exhaust gases.
P0441 Code 0441 appears when there is a malfunction in the canister purge system. The cause of the problem may be a clogged tank vent pipe.
P0442 The control unit detected a minor leak in the operation of the fuel vapor detection system
P0446 Ventilation failure in a fuel vapor recovery system
P0455 Malfunctions in the operation of the vapor recovery system. The car's on-board computer recorded a serious leak.
P0456 Malfunction of the vapor recovery system - the control unit has detected a minor leak.
There may be several causes for the problem:
- Failure of the corresponding system sensor. The user needs to diagnose all the controllers and the quality of their connection with the wiring.
- Violation of tightness. A detailed diagnosis of all nozzles and hoses for integrity is required. Damaged lines must be replaced.
- Faulty or incorrect data supplied by the microprocessor module.
P0628 Malfunction of the fuel suction control valve. It is recommended to check the operation of the device installed on the high-pressure fuel filter, and this element may also need to be replaced. The reason may be the EGR valve.
P0660 Malfunction in the solenoid valve of the exhaust gas control system
P0746 Malfunctions in the functioning of the hydraulic control system
P0776 Malfunctions in the functioning of the solenoid valve of the secondary pressure, damage to the wiring
P1221 The interpretation of error codes P1221 or 1221 indicates that the engine control unit cannot detect the presence of a throttle valve. The cause of the problem is a malfunction in the last or poor connection.
P1272 This code is accompanied by the appearance of the Check icon on the instrument panel. The error indicates a malfunction in the fuel valve that occurred as a result of cavitation.
P1275 Error in the fuel pump. First of all, with such a problem, it is necessary to diagnose the safety elements and relays. On diesel power units these parts are not, but on gasoline they are. If the pump is really defective, then the car will stall or will not start at all. There is a special valve on the device, you can try to pump it manually.
P1277 Code reports frost on the fuel filter The cause of the problem is the use of low-quality fuel, as it has condensation that freezes at low temperatures. It is necessary to warm up the filter element and refuel at another gas station.
P1298 High pressure turbocharged unit. A possible reason may be a slight jamming of the device’s guide apparatus.
P1498 Malfunction of the particulate filter The control unit reports that it is necessary to regenerate the device.
P1775 The control unit reports a malfunction of the solenoid valve valve. The device is stuck in open or closed positions.
P2413 Code P2413 or 2413 reports a malfunction in the solenoid valve of the exhaust gas recirculation system. The on-board computer indicates that this item remains open. It is necessary to check the operation of the EGR devices and make sure that they are connected correctly to the microprocessor.
P3031 Malfunction of the pressure reducing valve
L0432 General setup error
U0121 General malfunction in the operation of the ABS system.
MITSUBISHI Engine Error Description
B1045 On Pajero IO and other models, this code indicates a malfunction in the control system of the electric motor of the front mixing flap
P0011 Code P0011 appears when the camshaft position is incorrect. There are no visible signs of the appearance of this error in the operation of the power unit, but the motor cannot work with optimal characteristics. Also, this code is accompanied by an increase in harmful substances in the exhaust gases.
Possible causes of this error:
- wear or damage to the camshaft gear teeth
- no oil enters the piston chamber or is supplied in a limited volume, which indicates clogging of the oil channels;
- VVT valve malfunction due to contamination of oil channels;
- failure of the electrical circuit in the valve of the gas distribution system due to a break or damage to the contact elements.
P0012 Wrong position of the camshaft of the power unit
P0170 Error P0170 literally translates as a fuel system malfunction, recorded in the first row of cylinders. The on-board computer reports difficulties in the formation of the air-fuel mixture.
Symptoms that appear when the code 0170 appears:
- fuel consumption by the power unit has increased significantly while the operating mode of the car has remained the same;
- black exhaust smoke comes from the muffler;
- the engine troits when operating at idle or speed;
- arbitrary stop of the power unit, power reduction, jerking when driving;
- malfunction of the catalytic converter.
Possible reasons for this code to appear:
- Failure or malfunction of the oxygen controller and the mass air flow controller. It is necessary to check the wiring of these devices. If the flowmeter (MAF Sensor) is blocked, it can be cleaned using a special tool for carburetors.
- Clogged air filter. The device must be replaced in case of contamination.
- The appearance of soot on spark plugs or damage to high-voltage cables. Deposits from candle electrodes can be removed using fine-grained sandpaper or fire; there are also special tools for this purpose.
- Air leaks or leaks in the intake duct. It is necessary to check the integrity of the lines under the throttle mechanism, behind the controllers and under the intake manifold. The last unit must be carefully inspected for damage and cracks.
- Failure of nozzles as a result of the formation of soot on them.
- Lack of tightness on the exhaust pipe.
P0171 Error associated with the depletion of the air-fuel mixture in one of the engine cylinders
P0174 On Mitsubishi Galant 4G93 and other models, code P0174 appears when the fuel mixture is lean, forming in the second bank of the engine. The cause of the problem may be the lack of tightness of the intake or exhaust systems.
P0234 The combination P0234 (0234) indicates turbine overheating. To eliminate the error, dismantle the unit and clean its blades.
P0299 Literally, this code translates as "low boost", the possible causes of the malfunction:
- breakdown or incorrect operation of a turbocharged unit or discharge device;
- reduced pressure of the engine fluid in the power unit;
- malfunction of the exhaust gas recirculation system;
- excess air in the intake manifold lines;
- air supply to the manifold is difficult as a result of clogging of the air filter;
- a malfunction in the boost pressure controller.
P0301 Combination P0301 on Mitsubishi Fuso and other models indicates the misfire registered in the first cylinder of the engine
P0302 The occurrence of error P0302 is associated with the detection by the control unit of misfire in the air-fuel mixture in the second engine cylinder
P0303 Code P0303 appears when an on-board computer detects misfire in the third engine cylinder
P0304 If errors P0304 or 0304, the engine control unit reports misfires recorded in the fourth engine cylinder
P0306 Error P0306 is associated with misfire recorded in the sixth cylinder. The fuel mixture does not ignite properly, which can lead to malfunctions of the engine as a whole.
P0403 Codes P0403 and 0403 are associated with a malfunction in the operation of the EGR solenoid (EGR). The user needs to check the functionality of the valve and make sure that it is in good contact.
P0420 Codes P0420 or 0420 are associated with low catalyst performance in the first engine bank.
Error P0 421 on Legnum, Space Star and other models indicates problems in the operation of the catalytic converter. Code 0421 is often accompanied by a drop in traction and a decrease in dynamics, an increase in fuel consumption, as well as a change in the smell of exhaust gases. There may be tapping under the bottom of the vehicle.
Possible causes of the malfunction:
- regular use of low-quality fuel;
- destruction of the catalyst device or its mechanical damage;
- malfunctions of the second oxygen controller;
- breakdown or incorrect operation of one of the elements of the exhaust system.
P0431 The combination of P0431 or 0431 is associated with low efficiency of the catalyst device during heating, the problem is fixed in the second bank of the engine. The problem may occur as a result of constant refueling of the car with low-quality fuel. To eliminate the malfunction, it is necessary to change the catalyst device or put a "trick" on the oxygen controller.
P0505 If error P0505, the microprocessor module indicates a malfunction in the idle speed system. The reason may be a drop in engine compression or a malfunction of one of the components of the ignition system. The user needs to test high-voltage wires, candles, a distributor, coils, etc. Also, the error may be in the operation of the IACP - idle regulator or its wiring.
The main symptoms of a malfunction:
- arbitrary shutdown of the ignition system while driving;
- engine stop when the car is idling or in traffic jams, at traffic lights;
- "Triple" of the engine with increasing speed, jerking.
P0638 Failure or malfunction of the throttle actuator actuator
P1010 Malfunction in the oil pressure valve
P1021 Code P1021 indicates a malfunction in the intake manifold control valve system
P1025 Code P1025 appears when there is a malfunction or malfunction in the engine fluid supply valve
P1241 Combination P1241 Malfunction in the engine torque system. The error is accompanied by a drop in engine speed, a decrease in power, the impossibility of acceleration to 3 thousand rpm.
P1299 Malfunctions in the control system of a turbocharger device with variable geometry. The cause of the problem may be reduced pressure. It is necessary to check all the sensors, as well as the operation of the turbine. In some cases, the reason may be the lack of tightness on one of the nozzles.
P1313 Code 1313 appears with misfire in one of the engine cylinders. The user needs to check in detail candles, high-voltage wires, their contacts, as well as coils. Sometimes the cause of the problem is a faulty ignition distributor.
P1970 The on-board computer indicates a malfunction in the torque system. The user is advised to compare the difference between the actual pulse and the signal level required by the service manual.
P2263 Code P2263 indicates a charge pressure adjustment error
P3500 General Engine DTC It is necessary to conduct a detailed diagnosis of the power unit to more accurately determine the cause of the problem.
MITSUBISHI Sensor Failures
C1201 Malfunction in one of the sensors of the ABS system. The user needs to diagnose the controllers, as well as their contact with the on-board network.
C1211 Malfunction of the rear wheel speed controller
C1294 Code C 1294 indicates an internal malfunction in the speed controller. It is necessary to verify in detail the operation of the sensor and its sensor element.
P0089 The combination P0089 appears when the fuel pressure sensor breaks down.
The main reasons this code appears:
- malfunction of the controller itself;
- the appearance of various obstacles in the fuel line, fuel leakage from the high-pressure system, the - absence or excess of fuel in the low-pressure circuit;
- freezing of the strainer at low negative temperatures as a result of the presence of water vapor, which leads to a decrease in pressure;
- increased resistance on one or more circuits of the pressure sensor;
- jamming the controller in the pipe of the fuel distribution unit;
- malfunction of the safety start-up valve, which cannot withstand normal pressure and operates in advance.
P0106 Combination P0106 in the event of a malfunction of the BARO pressure controller. Data coming from the sensor is out of range of performance. The user needs to test in detail the operation of the device and its wiring.
P0110 Code P0110 a malfunction of the sensor element of the temperature sensor located in the inlet tract. With this error, you should test the operation of not only the controller itself, but also the wiring. The cause of the problem may be a broken or poor contact of the cable, I also shorted the power line.
P0125 Error P0125 is associated with malfunctions in the operation of the lambda probe and thermostat. The control unit reports that it cannot control the composition of the air-fuel mixture with the execution of feedback. A detailed diagnosis of the oxygen controller and thermostat is required.
P0130 This error on the Lancer Sedia Wagon and other versions of Mitsubishi appears when the oxygen regulator breaks. Detailed diagnostics of the controller located before the converter are required.
P0135 On Pajero Pinin, Space Star and other Mitsubishi models, the P0135 code appears when the heating element of the oxygen controller is faulty. This refers to the sensor installed before the converter. With error 0135, the user needs to check the operation of the wiring and if it is intact, then test the regulator itself.
P0137 Code P0137 appears when the oxygen controller installed after the neutralizing device is not working properly. The cause of the problem may be the low signal received from the regulator.
P0141 Failure of the heating element of the oxygen sensor installed after the neutralizing device. With error P0141, the engine may malfunction, so the user must first check the wiring of the controller.
P0155 Malfunction of the heating component of the front oxygen controller installed on the left side of the cylinder head
P0156 Code P0156 is associated with a malfunction in the rear left oxygen regulator. With this problem, malfunctions of the air-fuel mixture formation system may occur, which will affect the functioning of the power unit.
P0184 Failure of the fuel temperature controller A
P0223 The occurrence of error P0223 is associated with a malfunction of the controller B in the throttle position. The cause of the problem may be a poor contact or an incorrect signal from the controller.
P0225 Malfunction of the throttle position controller installed in the second channel
P0335 With error P033 , the user needs to check the operation of the crankshaft sensor. The control unit detects the absence of a signal from the device, which indicates its malfunction. It is necessary to check the quality of the connection. The crankshaft sensor is installed in such a place that during prolonged use it may become clogged, which will affect the signal transmission from the controller.
P0340 Code P0340 appears during malfunction or failure of the camshaft position controller. Combination 0340 may be due to damage to the wiring or poor-quality sensor contact with the vehicle electrical system.
P0341 Code 0341 on Galant cars of the 7th generation of 1992 and other years of release indicates a failure of the camshaft controller
P0425 Code P0425 appears when the catalytic converter temperature controller breaks down, the problem is fixed in the first engine bank
P0443 Malfunctioning EVAP control system. The control unit reports damage or breakage in the purge control valve wiring.
P1224 Malfunction of the throttle position controller. The sensor must be replaced, and if it is working, the cause may be the damper itself. It must be ensured that it does not stick in the open or closed positions.
MITSUBISHI Malfunction of electrics and electronics
B1B1A The problems recorded in the operation of the left curtain curtain module, i.e. the airbag squib. The cause of the malfunction should be sought in damage to the circuit.
B1B02 Malfunctions in the driver airbag safety module. The cause of the problem may lie in the sensors, as well as an open circuit. The user needs to perform wire diagnostics and make sure that the contact is good.
B1B06 Code B1B06 indicates a malfunction or malfunction of the airbag igniter installed on the driver's side. The user needs to diagnose the device itself and make sure that it is in good contact with the vehicle’s power supply. It is possible to disconnect the contact on the airbag sensor.
B1C3A Malfunction of the SRS security system, a problem in the pillows. The user needs to perform a detailed check of the wiring connected to the control module. The cause of the problem may be in the squibs or sensors.
B1C49 Malfunction of the left front seat belt pretensioner. The cause of the problem should be sought in the breakage of the wiring of the squib.
B16A1 Broken or damaged wire supplying the rear left headlight. The user needs to make sure that there is good contact with the optical device, the problem may be the oxidation or melting of the plastic base of the chip.
B1C35 On-board computer detected an open circuit in the airbag pre-tensioning system
B212D Malfunction in the ignition system - main circuit open in ON position
B1061 Open or damaged wire between the position of the power unit on the temperature control damper and the engine control module
B1135 This code indicates a malfunction in the engine start button. The error can only occur in cars equipped with the Start / Stop key.
B1201 Error in the volume or fuel consumption data. The cause of the problem may be the fuel sensor or microprocessor module.
B1401 Error 1401 indicates breakage of the cartridge of the pillow of safety No. 1 established from outside the driver. A detailed diagnosis of the cartridge is required for possible wire breakage.
B1419 This combination indicates a loss of communication with the left frontal collision controller. The error may be due to poor contact.
B1421 Damage to the airbag ignition supply wiring. On some Mitsubishi models, this code appears when there is a malfunction in the idle speed sensor circuit.
B1451 An open in the power circuit of the detonator for the left airbag. If the wiring is intact, then the fault should be sought in the sensor itself or the SRS control unit (CPC).
B1476 The control unit detects a low voltage on the power line of the ignition coils of group A. If the devices malfunction, this may lead to incorrect functioning of the power unit, including a decrease in its power.
B1477 Malfunction of the ignition coil group B. The voltage recorded on the power supply circuit of the device was too low. The cause of the problem may be in the distributor or high voltage wires.
B1646 Literal decoding of this code “encoded data mismatch”. It is necessary to check the operation of the engine control unit and make sure that it is in good contact with the vehicle’s power supply. The malfunction can be programmatic in nature, therefore, to fix it, a flashing is required.
B1481 Error indicates damage to the driver’s front airbag power cable
B1491 Open front airbag power wiring. The cause of the error may be due to a shorted power line.
B1498 Malfunction of the SRS module, internal memory system malfunction
B1499 Damage to the wiring supplying the alarm indicator light OFF. Also, this code may indicate a crash system malfunction.
B1610 Malfunction of the pretensioner of the safety strap located on the front passenger side. Troubleshooting should begin with the diagnosis of pads, wiring and circuit integrity.
C121C Invalid torque signal from anti-lock module
C1014 Literally, this code translates as “joint control of the speed controller mounted on the front left wheel”. It is necessary to test the operation of the controller, in particular, to check its resistance. The operating parameter must be at least 1.0. If this indicator is less, you will need to replace the sensor, if more, then you need to watch the "asterisk" ABS. Perhaps it is damaged, it has broken teeth or metal shavings. Also, the cause of the problem may be the wear and bend of the sensor membrane.
C1015 Error in the signal of the speed controller mounted on the front wheel
C1020 When error 1020, the control unit reports deviations in the readings received from the speed controller mounted on the rear left wheel
C1042 Periodic error of the impulse from the speed controller located on the front right wheel
C1044 Intermittent malfunction in the operation of a speed controller mounted on the rear right wheel
C1078 Malfunctions in the 4WD system, the wheel speed information is incorrect
C1200 Code C1200 reports a malfunction or malfunction in the left front wheel speed controller
C1205 Malfunction or damage to the wiring of the speed controller mounted on the wheel
C1293 This code indicates damage or breakage in the speed sensor power cable.
C1522 Code C1522 indicates a malfunction in the electric power steering. The causes of the problem can be many, ranging from malfunctions of the sensors and the motor of the unit to damage to the wiring.
P0016 The combination of P0016 ON Outlander XL and other models indicates a mismatch of signals received from crankshaft and camshaft sensors.
Possible causes for this error are:
- clogged filter element of the valve;
- clogging of oil channels by wear products of consumables;
- defects in the operation of the timing device drive unit - chain tension, failure of the tensioner, etc .;
- malfunctions in the control valve of the engine phase shift system;
- malfunctions in the functioning of the coupling.
P0017 This OBD code indicates a mismatch of pulses on the position of the crankshaft and camshaft
P0037 The combination P0037 or 0037 appears when the power level of the heating device of the lambda probe is reduced. This refers to a sensor mounted on the right side.
P0052 Code 0052 appears when the signal level is fixed on the control line of the heating element of the oxygen sensor. The on-board computer points to the controller at number 1, installed in the first row of cylinders.
P0056 Code 0056 indicates a malfunction in the power line of the oxygen sensor heating device. It is necessary to test the operation of the wiring.
P0083 Code 0083 is related to damaged wiring or a malfunction of the intake valve control solenoid valve
P0100 Code P0100 appears when there is a malfunction in the electrical circuit of the air volume flow
P0102 This code on cars L 200, IX, models 1997 and other years of production indicates a reduced output pulse coming from the flow meter. It is necessary to check the MAF mass air flow sensor, as well as test its wiring. A possible cause may be a clogged regulator.
P0103 Code P0103 on vehicles of 2001, 2011 and other years of manufacture appears when the signal from the mass air flow regulator is incorrect. The voltage recorded on the line is too high.
P0107 On Mitsubishi Cedia 2005 and other model years, the P0107 code appears when the voltage is low, recorded on the line of the mass air flow controller. This problem can lead to interruptions in the engine, as there may be a violation of the proportions during the formation of the air-fuel mixture. It is necessary to check the correct connection of the sensor.
P0120 Combinations P0120 or 0120 literally indicate damage to the wiring of the throttle position controller. Also, the error may relate to a malfunction of the accelerator (gas) sensor circuit. In the event of a regulator malfunction, a decrease in vehicle dynamics, a lack of power, and idle speed of the power unit can arbitrarily increase and fall.
Possible causes of the problem:
- Failure of the throttle position controller. A short circuit or damage to the contacts could occur in the controller circuits.
- Malfunction of the engine control unit.
- Damage to the throttle body.
P0122 The combination P0122 appears when the signal is too low registered on the power line of the throttle valve position controller
P0123 On Mitsubishi 4G64, 4G37 and other versions, the combination 0123 indicates an increased signal level recorded on the power line of the throttle valve controller. The voltage in this section is too high and does not correspond to the normalized indicators. It is necessary to check the integrity of the cable and the controller itself, the cause of the problem may be a short circuit.
P0132 The code P0132 on cars 2003 and models of other years of production is associated with an increased level of the output pulse coming from the oxygen controller. It is necessary to check the sensor installed before the neutralizing device; the regulator number is not indicated.
P0133 Slow response to enrichment or depletion of the air-fuel mixture from the oxygen controller. The user needs to diagnose a sensor located upstream of the converter.
P0134 The appearance of this code is due to a break in the signal line of the oxygen regulator located upstream of the converter
P0136 Code P0136 appears when there is a short circuit to ground of the electrical circuit supplying the oxygen controller installed before the converter. With this error, check the integrity of the insulating layer of the wire.
P0138 Errors P0138 or 0138 are associated with an increased signal level coming from the oxygen controller. The on-board computer indicates the regulator located after the converter.
P0154 Malfunction of the front lambda probe, open circuit of the heating component
P0161 Code 0161 on Mitsubishi Grandis, Mirage and other models indicates a malfunction in the power line of the oxygen controller heating device. The on-board computer clarifies that the user needs to test regulator No. 2 installed in the second cylinder block.
P0183 This code indicates an increased level of the signal coming from the fuel temperature controller A.
P0300 Code P0300 or 0300 is literally translated accidental misfire detected. The causes of the problem can be many, so you need to perform a more detailed diagnosis of the car.
P0325 Failure in the power line of the knock controller. When this code appears on the instrument panel, the “Check Engine” icon lights up. The main symptom of this malfunction is a decrease in engine power.
Reasons for the code to appear:
- open or damaged controller wiring;
- microprocessor module malfunctions;
- failure of the controller itself;
- Short circuit due to cable breakage or insulation damage.
P0500 On Mitsubishi L 200 and other models, this code indicates the absence of a pulse coming from the vehicle's speed controller
P0502 Low signal coming from the vehicle speed controller
P0513 This code on Mitsubishi GDI, Sport, L200 and other versions reports malfunctions in the immobilizer. The engine lock may not detect the electronic key.
Possible causes of the problem:
- malfunctions of the immobilizer control module itself;
- failure of the battery installed in the key;
- damage to one of the wires or contacts on the connector blocking module;
- antenna failure;
- installation of an anti-theft system or an immobilizer bypass module;
- installation and connection of additional electronic equipment near the immo unit, which led to the - appearance of interference.
P0603 Checksum error of the external memory module of the engine control unit
P0606 General malfunction, indicating difficulties in the operation of the powertrain control unit. It is necessary to check all the contacts on the cable that is connected to the microprocessor.
P0622 The combination P0622 or 0622 appears when there is a malfunction in the generator set F module. A possible reason may be the incorrect operation of the excitation winding of the unit. It is necessary to test the operation of the unit in detail and make sure that the battery is working.
P0657 Error code P0657 appears when the electrical circuit of the throttle control relay is damaged. It is necessary to test the wiring and the relay itself, contacts could burn in the device.
P0705 P0705 or 0705 combinations appear when the TRS controller power line is damaged
P0715 P0715 or 0715 combinations appear if the input circuit of the speed controller is damaged. The control unit notes that the microprocessor module may receive incorrect information about the high-speed mode of movement.
P0720 Malfunction of the output power line of the speed controller, which led to errors in the speed reading
P0725 Error P0725 indicates a malfunction in the input wiring of the engine speed controller. If the cable is damaged, the engine may function unstably, possibly “triple” the motor.
P1200 Code P 1200 appears when there is a malfunction or incorrect operation of the injector control module. Perhaps the cause of the problem is the faulty elements.
P1235 Code P1235 or 1235 appears when an incorrect reading arrives at the control unit from the mass air flow controller
P1238 Incorrect readings from the mass air flow controller necessary to check engine torque
P1400 Code P1400 indicates an open power line to the MDP controller. A detailed check of the shaft angle controller is required.
P1500 If the P1500 code appears on a Pajero Sport or other Mitsubishi version, this indicates a malfunction of the generator terminal circuit. The user needs to diagnose the quality of the connection of the unit, as well as make sure the integrity of its drive belt. The latter can be stretched, and if worn, traces of damage and defects are visible on it.
P1515 Damaged wiring or disconnected coolant temperature sensor. If error P1515, the instrument panel may display incorrect readings about the temperature of the power unit. In case of overheating and “boiling” of the engine, the driver will not know about it.
C1531 Code C 1531 appears when the electric motor of the relay amplifier is malfunctioning. The control unit detects the wrong voltage fixed on the power line of the device.
P1603 Error P 1603 indicates a malfunction of the internal non-volatile memory of the control unit. The user should check the connection quality of the control module, since this code usually indicates oxidation or damage of contacts on the block.
P1610 Code P1610 indicates a general problem with the immobilizer. There are many causes of the malfunction, therefore, with error 1610, all elements of the engine blocking system must be checked.
P1637 Code P1637 reports a malfunction in the vehicle’s backup charger.
P1710 Faulty vehicle speed signal. It is necessary to check the operation of the corresponding sensors, the problem may consist in the operation of the ABS controllers or poor contact of the devices with the network. Also, the reason sometimes lies in the operation of the speedometer itself and the engine control unit.
P1728 If the computer issued the code 1728 on cars of 1990 and other years of manufacture, this indicates an open or shorted power line of the bridge coupling
P1766 Code P1766 appears when the power line of the over-drive solenoid is cut off. Also, this code may indicate a malfunction in the speed controller installed on the input shaft.
P1767 The control unit reports a failure of the EATX relay, it is specified that the contact elements of this device are constantly closed
P1773 Code P1773 or 1773 appears when the solenoid valve system malfunctions. A possible reason in practice often consists in ABS sensors, so it is recommended to start the diagnosis with wiring.
P1774 Damage to the wiring of the automatic transmission. A detailed check of all sensors, regulators and unit drives is required. It is necessary to verify the integrity of the wires and the absence of short circuits on the electrical circuits. A possible reason may be the lack of contact.
P1778 Failure or malfunctioning of the stepper motor of the CVT gearbox. Make sure that there are no chips in the transmission fluid of the unit. If available, a complete consumable is replaced with the filter.
P1782 Code P1782 means damage to the pressure switch electrical line
P2138 The combination of P2138 appears when a sensor located on the gas pedal fails or malfunctions. In the winter season and in the slush, this code often appears when the contacts on the electronic accelerator pedal become clogged, so it is recommended that you first clean the connector and dry it.
P2252 Reduced bias signal (voltage) registered in the front oxygen controller circuit
P2253 Voltage too high recorded in the oxygen controller correction circuit. A detailed check of the cable is required for integrity and the absence of oxidation at the contacts.
P2255 Code 2255 for cars of 2007 and other years of release appears at a negative current recorded in the control circuit of the oxygen controller O2. The sensor number will have to be determined in a practical way by the controller testing method.
U0100 Communication failure with the motor control unit. If the wires connected to the microprocessor module are intact, then the battery may cause the problem. Also, sometimes the malfunction is in the engine control unit itself.
U0167 The on-board computer detected a lack of communication with the immobilizer control module. The problem often manifests itself after installing third-party anti-theft systems (not regular ones).
U0170 A combination indicating a communication failure in the operation of the front left collision sensor
U0171 This code indicates lack of communication with the front shock controller.
U0197 Faulty data bus. The on-board computer of the car reports a lack of communication with the telephone control module.
U0415 Lack of communication with the ABS control unit
U0184 Literally, this code indicates a malfunction of the audio device due to an excess of the waiting interval. It is necessary to check the operation of the radio, as well as the engine control unit.
U0216 No signals with one of the door modules
U1100 Communication error with the engine control unit, the microprocessor module did not “respond” at the appointed time. It is necessary to check the contacts and wiring.
U1102 Code 1102 informs the car owner about violations in the operation of the ATSC system. The problem may be caused by difficulties in the operation of the power unit, transmission or EATSC. The malfunction itself is not critical, but only indicates that the timeout interval for the sensors has been exceeded under certain conditions, for example, when the motor starts or stops. It is necessary to check the quality of the CAN bus connection, as well as the spark plugs and high-voltage wires. The cause of the problem may be the low pressure in the fuel rail and the injector malfunction.
U1110 Lack of communication between microprocessor control module and climate control system. With this error, the air conditioner may not work correctly, so you need to check the wiring. The cause of the problem is sometimes due to poor contact of the air conditioning control buttons located on the front panel with wiring.
U1112 Communication failure with the LIN interface. This code is registered if, when transmitting information via the LIN interface, an error occurs in the data frame, checksum.
U1120 Literally, this code can be translated as “incorrect or missing data for the primary ID”. The cause of the problem should be sought in the electronics, in particular in the control unit or sensors.
U1417 Error in variable encoding. The cause of the problem should be sought in the software malfunction of the microprocessor module or the need to adapt one of the electronic devices or units.
U1430 Dynamic range fault in the airbag control circuit
U1437 Literally, this code translates to “dynamic range error”. The cause of the malfunction should be sought in the directional stability system. To do this, the operation of all switches and sensors, as well as the wiring, is checked. The malfunction may consist in the operation of the control module by the system.
U1504 Damage or malfunction of the idle speed control line. The cause of the problem may be poor contact between the idle sensor or the wear of the cable insulation layer.
U1512 Malfunction of a signal arriving at the control unit from the rain sensor. The user is required to perform detailed diagnostics of the controller and its connection.
U3FFF Scanner error for diagnostics; device displays “F” characters instead of numbers. Checking a car with other equipment is required.
MITSUBISHI Errors in the operation of the CAN interface
P1223 Communication error with CAN module, detailed wiring diagnostics needed
U0101 Lack of communication with the CAN interface
U0141 Signal received via CAN interface is out of range or arrives late
U0231 Lack of communication with the CAN-BUS bus, check all wires and contacts on the connectors of the control unit
U0245 This code can indicate two faults:
- excess of waiting time for signal transmission via CAN-bus;
- internal malfunction in the operation of the head unit - the audio system.
U1073 The control unit reports a shutdown of the CAN data bus. The cause of the problem may be the module itself or its poor-quality connection to the on-board network.
U1010 Malfunction in the CAN interface, the control unit has detected a communication failure
U1101 Code 1101 is generic and indicates a malfunction in the digital CAN interface. The user needs to diagnose the power supply circuit of the control unit and make sure that there are no damaged contacts on the block.
U1108 Faulty timeout counter connected to the CAN bus. It is recommended to check all the pads connected to the digital interface, and then diagnose the control unit itself. Typically, the cause is oxidation of the contact elements on the connectors.
U1109 Waiting time for signal transmitted via CAN bus
U1111 Error communicating on the CAN bus with the dashboard, it is possible to disable the control panel
U1117 Malfunction in the CAN bus, in particular, refers to a section of wire connected to the immobilizer control unit. It is necessary to check the operation of the power unit blocker, since the cause of this problem may be a malfunction of the "immo" antenna.
MITSUBISHI Gearbox errors
C145D On the Lancer X and other Mitsubishi models, this code may occur if there is a malfunction in the gearbox or clutch. There may be difficulties with the activation of all-wheel drive.
C1456 Malfunction C1456 indicates a breakdown of the switch of the third position of the transfer case SS4II, the error can only occur on vehicles with the appropriate transmission
C1458 Failure or malfunction of the gearbox activator
P0741 Incorrect clutch adjustment. Deviation in the operation of the CVT transmission is detected if the slip speed of the torque converter unit after activation of the lock remains at a high level. The cause of the problem may be the operation of the control unit of the CVT gearbox or the deviation of pressure from the normalized indicator in the line.
P0755 The on-board computer reports a malfunction in the gear shift solenoid B. A check is required on the automatic transmission, in particular the selector and its connection. The error may be accompanied by the transition of the gearbox into emergency operation mode.
P0868 Code P0868 denotes a drop in secondary pressure in the gearbox. Most likely, the reason is the malfunction of the controller, and this error is typical only for automatic transmissions. The appearance of this code may be due to leakage of consumables due to mechanical damage to the unit body. If the reason concerns the sensor, then the diagnosis should be started by checking the wiring.
P1590 If error P1590, the on-board computer reports that the engine control unit cannot determine the control module of the transmission unit. It is noted that CAN line damage could be recorded that could have occurred as a result of improper installation of the anti-theft system or engine lock. Also, with error 1590, it is recommended to check the pads connected to the robot or automatic gearbox control unit; contact oxidation is possible.
P1740 This code indicates a malfunction in the fourth circuit of the clutch pressure switch. The cause of the problem may be other elements of the CVT gearbox.
P1751 Malfunction of an automatic transmission. If this code flashes, the user needs to check the operation of the electronic relay of the transmission unit.
P1758 Transmission Error Code The control unit reports a malfunction in the low-speed system of the brake solenoid valves.
P1770 Malfunction in the transmission selector. The cause of the problem may be the disconnection of the contact from the gear lever.
P1771 Code P1771 appears when the inhibitor device malfunctions. If this element fails, it will affect the functioning of the car's gearbox.
P1777 Malfunction in the operation of the stepper electric motor gearbox. The error appears only on automatic transmission units.
P1783 Overheating of the transmission unit.
Possible causes of the malfunction:
- Use of low-quality or used oil. The consumable should be checked for precipitation and sediment at the bottom, if they are present, the lubricant changes.
- Use of a broken or clogged oil filter. The device also needs to be diagnosed and replaced if necessary.
- Software problems in the operation of the microprocessor-based transmission control module.
P1786 Malfunction in the clutch damper. The cause of the problem may be the inoperability of one of the elements of the gearbox. First of all, the user needs to make sure that a high-quality transmission fluid is used - there should be no deposits and sediment in the oil. A possible cause may be a malfunction of the gearbox control unit or one of the sensors.
P1826 Malfunction in the operation of the transmission unit. The user needs to adapt the gearbox, if there are difficulties in its operation.
P1828 Code P1828 appears when there is a malfunction in the gearbox. The transmission control unit is sending incorrect data to the microprocessor module of the motor.
P1830 Malfunction in the gearing mechanism of the clutch system. The cause of the problem may be a malfunction of the actuator or its wiring, as well as wear of the main unit. If the clutch system is relatively new, you can try to adapt it.
P1835 On Mitsubishi cars, Chariot Grandis reports problems with the operation of the transfer gearbox. The on-board computer reports that the electrical circuit of the unit is shorted to ground.
P1862 Malfunction of the contact plate of the power circuit or actuator "transfer" (transfer gearbox). It is necessary to dismantle and disassemble the transmission unit to identify defective elements.
P1867 Malfunction of the transmission unit, the error is typical for vehicles equipped with a robotic gearbox. The problem should be sought in the control unit or device plates.
P1901 Codes P1901 or 1901 indicate a malfunction associated with the operation of the transmission unit (automatic transmission automatic transmission). The engine control unit for some reason does not see the control module of the device.
P1902 For a car of 2008 and other years of manufacture, this combination indicates a malfunction of the electric motor system in the CVT gearbox control module.
MITSUBISHI Self Diagnostic Fault Codes DTC
0 No malfunction of the engine control unit and other systems
11 Malfunction of one of the oxygen controllers or its circuit, possibly poor connection
12 Failure or incorrect operation of the flowmeter - mass air flow sensor
13 IAT intake air temperature controller is not working correctly or is not connected
14 Faulty throttle position controller
15 Failure or malfunction of the SC motor position sensor
16 Cable breakage or damage to the power line of the frontal shock controller
17 Short circuit in the power line of the side impact sensor
21 Malfunction or malfunction of the refrigerant temperature controller, interruption in wiring. On some Mitsubishi models, this code indicates the breakdown of the squib of the gas generator of the airbag module located on the driver's side. It is necessary to check the power circuit of the device to detect a short circuit between the contact elements.
22 The engine speed or crankshaft controller is malfunctioning or not connected. The error may be accompanied by the message “brakestop mitsubishi pajero”.
23 Malfunction of the camshaft position regulator, the problem is fixed at the top dead center of the first cylinder
24 Failure or malfunction of the vehicle speed sensor
25 Absolute pressure controller malfunctioning or incorrect reading
26 On Mitsubishi Legnum 4G63 and other car models, this code indicates a malfunction or malfunction in the position controller of the metering clutch of the high pressure fuel pump. A possible cause may be a malfunction in the electrical circuit of the device.
27 Internal malfunction of a variator transmission
28 Short circuit between the terminals of the squib pretensioner of the safety strap located on the driver's side
29 The gap between the contact elements of the igniter front driver's airbag
31 Malfunction of the knock sensor, may be accompanied by incorrect operation of the engine of the machine
32 The pressure controller in the pipeline of the car is out of order or there was a failure in its connection due to faulty wiring
33 Faulty valves located at the top of the transfer gearbox, for a total of five. With this error, the transmission unit may go into emergency operation with limited speed. The valves could break the wiring, it is necessary to make a visual diagnosis of the devices. When the connectors are oxidized, the pads are cleaned. But you need to act carefully so as not to fill the block.
34 Malfunction in the solenoid valve for activating the front axle. The cause of the problem may be a break, short circuit or wiring of the device itself.
35 If you managed to see this self-diagnosis code after checking, you need to pay attention to the gas generator airbag. The control unit has detected the triggering of this component.
36 An incorrect pulse in the ignition timing adjustment is being applied to the microprocessor device.
39 The control unit fixed problems in the operation of the rear oxygen regulator, an error appears only on vehicles with turbocharging
41 Faulty injection unit. The problem may be accompanied by the message “thrt val sol”.
42 Failure of the fuel pump or its incorrect connection
43 EGR valve malfunction (EGR), but this error is typical only for California models
44 Failure or malfunction of the ignition coil or key transistor located in the first or fourth cylinders. The error appears only in models with 3-liter engines.
46 Short circuit in the power line of the pressure control solenoid valve in the main transmission line. The problem appears only on cars with automatic transmission.
48 Malfunction of the high pressure fuel pump. The error, as a rule, consists in the oxidation or clogging of the contact elements on the block of the pump control unit. Possible malfunction of one of the module sensors.
49 Malfunctions in the turbocharger. It is necessary to look at the assembly itself, its hoses, as well as the control system of the unit. The cause of the problem may be the operation of the USR element; due to the valve, the compressor device will not turn on.
51 Failure in communication between the gearbox control unit and the power unit control module. A detailed diagnosis of wiring on the lines between these devices is required.
52 A similar problem, only indicating cylinders 2 and 5
53 Also a malfunction associated with the ignition coil or key transistor, only relating to cylinders 3 and 6
54 Malfunctions in the work of the standard anti-theft system
55 Failure or malfunction of the crankshaft position controller. The malfunction may concern the activator idle control device.
56 Short circuit in the electrical circuit of the inclusion of a pretensioner located on the driver's side
57 Failure of the pressure regulator in the line. The appearance of this code may be due to reduced linear pressure.
58 Excessive air inlet, cause of the problem may be leakage. Sometimes the appearance of the code is associated with clogged throttle, filter elements and fuel pump.
59 Faulty heating oxygen regulator
61 Damage to the cable of the automatic transmission module, communication with the engine control unit is possible
62 The position controller for the start flap is defective; an error only appears in vehicles without turbocharging
64 Malfunction of the generator set or its electrical circuit
66 Failure or fighting in the operation of the vacuum controller in the vacuum brake booster system. The cause of the problem may be the wiring.
71 Malfunction of the vacuum electromagnetic valve of the traction control system ABS (ABS)
72 Failure or malfunction of the electromagnetic ventilation valve of the traction control
74 On cars 1998, 2006 and other years of production, this code indicates a malfunction of the pressure sensor located in the ABS module
75 Transfer Case Error Automatic Unit
77, 78 Faults associated with the operation of the gas pedal position controllers in the second or first channels, respectively. The cause of the problem may be the wiring.
79 The throttle position controller in the first channel is malfunctioning or malfunctioning
82 Malfunction of the switch controller for pressure in the accumulator, a possible violation of the integrity of the device circuit
83 Error literally means "st no adj", which indicates a malfunction of the steering wheel position sensor. The control unit reports the lack of initialization of the device, which indicates the need for training.
89 Failure of the fuel supply system or malfunctions
91 Malfunction in the operation of the electronic control system of the throttle mechanism.
92 Damage to the throttle feedback power line
94 Damage to the data bus, lack of communication with the throttle sensor
95 Failure or malfunctions of the servo drive of the throttle assembly, an error occurs when the mechanism is in the first phase
99 Problems in the operation of the throttle servo during its operation in the second phase.
MITSUBISHI 2-digit SRS DTC (Security System)
3A Short circuit between the contact elements of the connector of the squib of the gas generator of the air curtain module, installed on the right
3V Open between pins or wires of the gas generator of the squib cartridge
3C Short circuit on the activation line of the airbag sensor. It is necessary to check the device located on the right side of the front passenger.
3D Broken or damaged cable connected to the front passenger side curtain air curtain safety module squib sensor
3E The control unit has detected a short circuit between the terminals of the squib cartridge of the safety air curtain element located on the right
3F Short to ground in the power circuit of the igniter unit of the gas generator of the air curtain shutter unit. It is necessary to check the power supply line of the device from the driver.
4A Short circuit on the line or between the contact elements of the gas generator igniter. The control unit notes that the problem must be sought in the device of the air curtain module, located on the driver's side.
4B Open between the contacts or conclusions of the squib of the gas generator of the safety air curtain unit located on the driver's side
4C The on-board computer reports a short circuit on the driver airbag igniter cable
4D Break or damage to the power cable of the igniter opposite the driver
4E Short circuit on the power cable of the driver’s airbag sensor gas generator squib
4F The control unit has detected a short to ground in the airbag control module. It is necessary to check all the contacts on the device.
5A The left ground controller is supplying an incorrect voltage signal to the engine control unit. Check wiring integrity as well as cable integrity.
5B Failure due to damage to the deceleration controller. Diagnosis is subject to the left rear sensor.
5C On-board computer detected an error while exchanging information in the electrical circuit of the rear left ground controller
5D The control unit cannot detect the left rear ground controller. It is noted that data exchange with this device is not possible. The power cable may be damaged or broken.
6A The right ground controller is supplying the wrong voltage signal to the engine control unit. Check wiring integrity as well as cable integrity.
6B Failure due to damage to the deceleration controller. The right rear sensor is subject to diagnosis. If the device fails, it changes, but the problem may be turning it off.
6C On-board computer detected an error while exchanging information in the electrical circuit of the rear right ground controller
6D The control unit cannot detect the right rear ground controller. It is noted that data exchange with this device is not possible. The power cable may be damaged or broken.
- Free Car Owner's & Service Repair Manuals PDF;
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- Vehicle Fault Codes DTC (Diagnostic Trouble Code) list.