OBDII Mitsubishi Code Definitions.
Be sure to double check the codes. Anything P1000 to P1999 or P3000 to P3400 will be Manufacturer specific and may not match the ones listed here. Check specific manufacturer pages on the site, as some of them, we list the OBD2 codes on those pages for those specific vehicles.
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Mitsubishi Codes | ||
---|---|---|
Trouble Code | Fault Location | Probable Cause |
P0171 | Fuel trim (FT) system too lean, bank 1 | Intake/exhaust leak, AIR system, MAFNAF sensor, fuel pressure/pump, injector(s), HO2S |
P0300 | Random/multiple cylinder(s) -misfire detected | Spark plug(s), HT lead(s), injector(s), ignition coil(s), low compression, wiring |
P0301 | Cylinder 1 misfire detected | Engine mechanical fault, wiring, ignition/fuel system, injector, ECT/MAF sensor, ECM |
P0340 | Camshaft position (CMP) sensor A, bank 1 circuit malfunction | Wiring, CMP sensor, ECM |
P0420 | Catalytic converter system, bank 1 -efficiency below threshold | Catalytic converter, wiring, HO2S 2 | P1000 – P1099 (Fuel and air metering and auxiliary emission control) |
P1020 | MIVEC Performance Problem Bank 1 | |
P1021 | Engine Oil Control Valve Circuit Bank 1 | |
P1022 | Variable valve timing control, bank 2 – performance problem | Wiring, engine oil pressure switch, valve timing control valve, actuator, ECM |
P1023 | Valve timing control valve, bank 2 – circuit malfunction | Wiring, valve timing control valve, ECM |
P1025 | Valve timing control valve, exhaust – circuit malfunction | Wiring, connections, valve timing control valve, ECM | P1100 – P1199 (Fuel and air metering) |
P1100 | Intake manifold air control actuator position sensor – circuit malfunction | Wiring, position sensor, actuator, ECM |
P1101 | Traction control vacuum solenoid – circuit malfunction | Wiring, vacuum solenoid, ECM |
P1102 | Traction control vent solenoid -circuit malfunction | Wiring, vent solenoid, ECM |
P1103 | Turbocharger (TC) wastegate actuator- malfunction | Wiring, VAF sensor, ECM |
P1104 | Turbocharger (TC) wastegate regulating valve – malfunction | Wiring, TC wastegate regulating valve, ECM |
P1105 | Fuel pressure regulator control solenoid – malfunction | Wiring, pressure regulator control solenoid, ECM |
P1115 | Engine coolant temperature (ECT) sensor/intake air temperature (IAT) sensor/outside air temperature sensor – signal variation | Wiring, ECT sensor, IAT sensor, outside air temperature sensor, ECM |
P1128 | Closed Loop Fueling Not Achieved Bank 1 | |
P1129 | Closed Loop Fueling Not Achieved Bank 2 | P1200 – P1299 (Fuel and air metering – injector circuit) |
P1231 | Automatic stability control – implausible signal | Wiring, automatic stability control system fault, ECM |
P1232 | Throttle control fail safe mode – malfunction | Wiring, ECM |
P1233 | Throttle position (TP) sensor A – malfunction | Wiring, throttle position sensor (TPS), intake leak, ECM |
P1234 | Throttle position (TP) sensor B – malfunction | Wiring, throttle position sensor (TPS), intake leak, ECM |
P1235 | Mass air flow (MAF) sensor – malfunction | Wiring, mass air flow (MAF) sensor, ECM |
P1236 | Accelerator pedal position (APP) sensor B – malfunction | Wiring, ECM |
P1237 | Accelerator pedal position (APP) sensor – malfunction | Wiring, accelerator pedal position (APP) sensor, ECM |
P1238 | Mass air flow (MAF) sensor – malfunction | Wiring, mass air flow (MAF) sensor, ECM |
P1239 | Crankshaft position (CKP) sensor – range/performance problem | Wiring, crankshaft position (CKP) sensor, ECM |
P1240 | Ignition timing error | ECM |
P1241 | Torque management system – range/performance problem | Wiring, throttle actuator control (TAC), intake leak, ECM |
P1242 | Engine RPM input – range/performance problem | Wiring, ECM |
P1243 | Engine control module (ECM) – processor fault | ECM |
P1244 | Engine control module (ECM) – RAM error | ECM |
P1245 | Engine control module (ECM) – RAM error | ECM |
P1246 | Engine control module (ECM) – processor fault | ECM |
P1247 | A/T Plausibility | |
P1248 | AWD Plausibility | |
P1294 | Idle Air Control Motor Circuit | |
P1295 | No 5 Volts To Throttle Position Sensor | |
P1296 | No 5 Volts to MAP Sensor | |
P1297 | No Change In MAP From Start To Run | P1300 – P1399 (Ignition system or misfire) |
P1300 | Ignition timing adjustment – circuit malfunction | Wiring short to ground, ECM |
P1303 | Misfiring Cylinder 3 | |
P1320 | Ignition timing – cold start emission control | Coolant thermostat, ECM |
P1390 | Timing Belt Skipped 1 Tooth Or More | |
P1391 | Intermittent Loose Of Camshaft Position Or Crankshaft Position Sensor | P1400 – P1499 (Emission control) |
P1400 | Manifold absolute pressure (MAP) sensor- circuit malfunction | Wiring, MAP sensor, ECM |
P1404 | EGR Position Sensor Rationality Closed | |
P1421 | Clogged Or Dirty Catalyst | |
P1422 | Temperature Sensor Has Failed | |
P1443 | Evaporative emission (EVAP) canister purge system – control valve 2 circuit malfunction | Wiring, EVAP solenoid 2, ECM |
P1486 | EVAP Leak Monitor Pinched Hose Found | |
P1487 | High Speed Radiator Fan Control Relay Condition | |
P1489 | High Speed Radiator Fan Control Relay Condition | |
P1490 | Low Speed Radiator Fan Control Relay Condition | |
P1492 | Battery Temperature Sensor Voltage Too high | |
P1493 | Battery Temperature Sensor Signal Too Low Condition | |
P1494 | EVAP Ventilation Switch Or Mechanical Fault | |
P1495 | EVAP Ventilation Solenoid Circuit | |
P1496 | 5 Volt Supply Output Too Low | P1500 – P1599 (Vehicle or idle speed control) |
P1500 | Generator system – circuit malfunction | Wiring, generator system, ECM |
P1501 | Vehicle Speed Sensor 1/2 Correlation Drive Wheels | |
P1502 | Vehicle Speed Sensor 1/2 Correlation Non Drive Wheels | |
P1506 | Idle air control (lAC) valve – RPM lower than expected | Wiring, intake system blocked, MAP sensor, lAC valve, fuel pressure, ECM |
P1507 | Idle air control (lAC) valve – RPM higher than expected | Wiring, intake air leak, throttle valve sticking, MAP sensor, ECM |
P1530 | A/C control module – circuit malfunction | Wiring, AIC control module |
P1540 | Radiator sensor – signal malfunction | Wiring, radiator, ECM |
P1541 | Radiator sensor – signal malfunction | Wiring, radiator, ECM |
P1543 | Radiator outlet engine temperature (ECT) – low input | Wiring, engine coolant radiator, coolant thermostat, engine coolant pump, ECT sensor, ECM |
P1544 | Radiator outlet engine temperature (ECT) – high input | Wiring, engine coolant radiator, coolant thermostat, engine coolant pump, ECT sensor, ECM |
P1545 | Radiator outlet engine temperature (ECT) – signal variation | Wiring, engine coolant radiator, ECT sensor, ECM |
P1546 | Radiator outlet engine temperature (ECT) – signal variation | Wiring, engine coolant radiator, ECT sensor, ECM |
P1547 | Radiator outlet engine temperature (ECT) – signal variation | Wiring, engine coolant radiator, ECT sensor, ECM |
P1564 | Cruise control master switch – malfunction | Wiring, cruise control master switch, ECM |
P1571 | Cruise control brake pedal switch – malfunction | Wiring, cruise control brake pedal switch, ECM |
P1572 | Brake Pedal Switch Circuit Malfunction | |
P1573 | Brake Switch Stuck Off | |
P1574 | Engine control module (ECM) – malfunction | Trouble codes stored, ECM |
P1580 | Radiator outlet engine temperature (ECT) – communication malfunction | Wiring, ECT sensor, ECM |
P1593 | Cruise control system, multi-function input A – circuit stuck | Wiring, poor connection, multi-function switch, mechanical fault, ECM | P1600 – P1699 (ECM – computer output circuit) |
P1600 | AT to ECM – signal failure | Wiring, TCM, ECM |
P1601 | ECM to throttle control unit – communication malfunction | ECM |
P1602 | ECM to system LSI – communication malfunction | ECM |
P1603 | Engine control module (ECM) – battery supply voltage | Wiring, ECM |
P1603 3 | Engine control module (ECM) – battery supply voltage | Wiring, ECM |
P1603 4 | Engine control module (ECM) – RAM link error | ECM |
P1604 | Engine control module (ECM) – RAM read/write error | ECM |
P1607 | Engine control module (ECM) – shut down timer error | ECM |
P1610 | Immobilizer control module – circuit malfunction | Wiring, immobilizer control module, ECM |
P1637 | Malfunction of Memory Backup | |
P1676 | VIN not programmed or mismatch – ECM | ECM |
P1696 | Engine control module (ECM) – EEPROM error | ECM |
P1697 | Engine control module (ECM) – EEPROM error | ECM | P1700 – P1799 (Transmission) |
P1715 | Automatic transmission speed sensors A and 8 – malfunction | Wiring, TCM, ECM |
P1720 | Vehicle speed sensor (VSS) – circuit malfunction | Wiring, VSS, ECM |
P1750 | AT- torque converter/shift control and pressure control solenoid valves – malfunction | Wiring, torque converter/shift control and pressure control solenoid valves, TCM, ECM |
P1751 | Automatic transmission – control relay malfunction | Wiring, control relay, TCM, ECM |
P1768 | Transaxle Control Relays Always Off | |
P1791 | Engine coolant temperature to TCM – signal malfunction | Wiring, TCM, ECM |
P1795 | Throttle position (TP) switch to TCM – signal malfunction | Wiring, TCM, ECM | P1800 – P1899 (Transmission) |
P1820 | Shift Fork Position Sensor 1 System Voltage Low Range Out | |
P1821 | Shift Fork Position Sensor 1 System Voltage High Range Out | |
P1822 | Shift Fork Position Sensor 1 System Output Range Out | |
P1823 | Shift Fork Position Sensor 1 System Neutral | |
P1824 | Shift Fork Position Sensor 1 System Poor Performance | |
P1825 | Shift Fork Position Sensor 2 System Voltage Low Range Out | |
P1826 | Shift Fork Position Sensor 2 System Voltage High Range Out | |
P1827 | Shift Fork Position Sensor 2 System Output Range Out | |
P1828 | Shift Fork Position Sensor 2 System Neutral | |
P1829 | Shift Fork Position Sensor 2 System Poor Performance | |
P1831 | Shift Fork Position Sensor 3 System Voltage Hihg Range Out | |
P1832 | Shift Fork Position Sensor 3 System Voltage High Range Out | |
P1833 | Shift Fork Position Sensor 3 System Neutral | |
P1834 | Shift Fork Position Sensor 3 System Poor Performance | |
P1836 | Shift Fork 1 Malfunction | |
P1844 | Shift Fork 3 Malfunction | |
P1852 | Shift Fork 1 Or 2 Opposite Direction Movement | |
P1855 | Shift Fork 3 Or 4 Opposite Direction Movement | |
P1857 | Odd Number Gear Axle Interlock | |
P1858 | Even Number Gear Axle Interlock | |
P1859 | Disengagement Too Late With Clutch 1 | |
P1862 | High Side 1 System Overcurrent | |
P1863 | High Side 1 System Open Circuit | |
P1864 | High Side 1 System Short To Power Supply | |
P1866 | High Side 2 System Overcurrent | |
P1867 | High Side 2 System Open Circuit | |
P1868 | High Side 2 System | |
P1876 | Gear Block 1st | |
P1877 | Gear Block 2nd | |
P1878 | Gear Block 3rd | |
P1879 | Gear Block 4th | P1D00 – P1D99 (ISO/SAE Reserved) |
P1D37 | AC Input Fuse Abnormal Or AC Power Supply Equipment Abnormal (Mitsubishi) | U1000 – U2000 (Manufacturer defined, common defination listed) |
U1073 | CAN data bus – bus off, malfunction detected | Wiring, ECM |
U1102 | Antilock brake system (ABS)/traction control system (TCS), CAN data bus- time out | Wiring, ABS control module, ECM |
U1108 | Instrumentation control module, CAN data bus – time out | Wiring, instrumentation control module, ECM |
U1109 | Multifunction control module, CAN data bus – time out | Wiring, multifunction control module, ECM |
U1110 | AIC, CAN data bus – time out | Wiring, A/C control module, ECM |
U1117 | Immobilizer control module, CAN data bus – time out | Wiring, immobilizer control module, ECM |