OBDII Pontiac 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.

[ Acura ] [ Audi ] [ BMW ] [ Buick ] [ Cadillac ] [ Chevrolet ] [ Chrysler ] [ Dodge ] [ Eagle ] [ Ford ] [ Freightliner ] [ GM ] [ Honda ] [ Hummer ] [ Hyundai ] [ Infiniti ] [ Isuzu ] [ Jaguar ] [ Jeep ] [ Kia ] [ Land Rover ] [ Lexus ] [ Lincoln ] [ Mazda ] [ Mercedes-Benz ] [ Mercury ] [ Mini ] [ Mitsubishi ] [ Nissan ] [ Oldsmobile ] [ Plymouth ] [ Pontiac ] [ Saab ] [ Saturn ] [ Scion ] [ Subaru ] [ Suzuki ] [ Toyota ] [ Volvo ] [ VW ]

Pontiac Codes
Trouble Code Fault Location Probable Cause
P1010Rocker arm oil control actuator -circuit malfunctionWiring open circuit/short circuit to ground, rocker arm oil control actuator, ECM
P1011Rocker arm oil control actuator -circuit malfunctionWiring open circuit/short circuit to positive, rocker arm oil control actuator, rocker arm oil pressure switch, ECM
P1012Rocker arm oil pressure switch -circuit malfunctionWiring open circuit/short circuit to ground, mechanical fault, rocker arm oil control actuator,rocker arm oil pressure switch, ECM
P1031HO2S Heater Current Monitor Control Circuit Banks 1 and 2 Sensor 1
P1032HO2S Heater Warm Up Control Circuit Banks 1 and 2 Sensor 1
P1101Intake air flow -incorrectWiring, mechanical fault, engine coolant temperature (ECT) sensor, barometric pressure (BARO) sensor, intake air temperature (IAT) sensor, manifold absolute pressure (MAP) sensor, mass air flow (MAF) sensor, throttle position (TP) switch
P1106Manifold absolute pressure (MAP) sensor voltage high, intermittentWiring open circuit/short circuit to positive, poor connections
P1107Manifold absolute pressure (MAP) sensor voltage low, intermittentWiring short circuit to ground, poor connections
P1111‘Intake air temperature (IAT) sensor -voltage high,intermittentWiring open circuit/short to positive, poor connections
P1112Intake air temperature (IAT) sensor -voltage low,intermittentWiring short circuit to ground
P1114Engine coolant temperature (ECT)sensor voltage low, intermittentWiring short circuit to ground, poor connections
P1115Engine coolant temperature (ECT) sensor voltage high, intermittentWiring open circuit/short to positive, poor connections
P1120Throttle motor position sensor 1 -circuitmalfunctionWiring, throttle control module
P1121Throttle position (TP) sensor -voltage high,intermittentWiring open circuit/short to positive, poor connections
P1122Throttle position (TP) sensor -voltage low,intermittentWiring open circuit/short to ground, poor connections
P1125Accelerator pedal position (APP) sensor 1/2 –signal malfunctionWiring, APP sensor, ECM
P1132H02S Circuit Low Variance Bank 2 Sensor 1
P1133Oxygen sensor (02S)/heated oxygen sensor(H02S) 1, bank 1 -insufficient switchingWiring, exhaust system leaking, 02S/H02S
P1134Heated oxygen sensor (H02S) 1, bank 1 – slow responseWiring, oxygen sensor heater, exhaust system leaking, H02S
P1137Heated oxygen sensor (H02S) 2, bank 1 voltage lowWiring, exhaust system leaking, H025
P1138Heated oxygen sensor (H02S) 2, bank 1 voltagehighWiring, H025
P1153Heated oxygen sensor (H02S) 1. bank 2 – insufficient switchingWiring, oxygen sensor heater, exhaust system leaking, H02S
P1154Heated oxygen sensor (H02S) 1. bank 2 – slow responseWiring, oxygen sensor heater, exhaust system leaking, H02S
P1171Fuel system -lean during accelerationFuel filter, fuel pump, H025, injectors
P1174Heated oxygen sensor (H02S) 1, bank 1 – mixture variation between cylindersIntake/exhaust leak/blockage, mechanical fault, ignition control, H02S
P1175Heated oxygen sensor (H02S) 1. bank 2 – mixture variation between cylindersIntake/exhaust leak/blockage, mechanical fault, ignition control, H02S
P1189Engine oil pressure warning lamp switch -circuit malfunctionWiring, engine oil pressure warning lamp switch
P1200 – P1299 (Fuel and air metering – injector circuit)
P1200Injectors -circuit malfunctionWiring open circuit/short circuit to ground/short circuit to positive, injectors, ECM
P1220Throttle motor position sensor 2 -circuit malfunctionWiring, throttle control module
P1221Throttle motor position sensor 1/2 signal variationWiring, throttle control module
P1222Injector control , circuit monitor -malfunctionInjector, wiring
P1257Supercharger (SC), boost -too highSupercharger (SC) bypass valve hoses blockedlleaking/interchanged/not connected, wiring short circuit to ground, supercharger (SC) bypass valve solenoid, ECM
P1258Engine overheatingCooling system, engine coolant temperature (ECT) sensor
P1260Fuel pump, control signal -circuit malfunctionWiring, fuel pump control module, ECM
P1271Accelerator pedal position (APP) sensor 1/2signal variationWiring, APP sensor, ECM
P1272Accelerator pedal position (APP) sensor 2/3signal variationWiring, APP sensor, ECM
P1273Accelerator pedal position (APP) sensor 1/3signal variationWiring, APP sensor, ECM
P1275Accelerator pedal position (APP) sensor 1 circuitmalfunctionWiring, APP sensor, ECM
P1276Accelerator pedal position (APP) sensor 1 rangeperformanceWiring, APP sensor, ECM
P1280Accelerator pedal position (APP) sensor 2 circuitmalfunctionWiring, APP sensor, ECM
P1281Accelerator pedal position (APP) sensor 2 range performanceWiring, APP sensor, ECM
P1285Accelerator pedal position (APP) sensor 3 circuitmalfunctionWiring, APP sensor, ECM
P1286Accelerator pedal position (APP) sensor 3 range performanceWiring, APP sensor, ECM
P1300 – P1399 (Ignition system or misfire)
P1300Ignition control, cylinder 1 -circuit malfunctionWiring, ignition coil, ECM
P1305Ignition control , cylinder 2 -circuit malfunctionWiring, ignition coil, ECM
P1310Ignition control, cylinder 3 -circuit malfunctionWiring, ignition coil, ECM
P1315Ignition control , cylinder 4 -circuit malfunctionWiring, ignition coil, ECM
P1335Crankshaft position (CKP) sensor -circuit malfunctionWiring, CKP sensor, ECM
P1336Crankshaft position (CKP) sensor -variation not learnedLearning procedure not performed
P1345Crankshaft Position-Camshaft Position Correlation
P1346Camshaft position actuator -circuit malfunctionWiring, mechanical fault, camshaft position actuator, ECM
P1349Camshaft position actuator -circuit malfunctionWiring, mechanical fault, camshaft position actuator, ECM
P1350Ignition control system, bypass circuit -circuitmalfunctionWiring, poor connections, ICM, ECM
P1351Ignition control system, coil -voltage highWiring open circuit, ICM, ECM
P1352Ignition control system, bypass circuit voltagehighWiring open circuit, ICM, ECM
P1361Ignition control system, IC circuit -voltage lowWiring, circuit short circuit to ground, poor connections, ICM, ECM
P1362Ignition control, bypass circuit -voltage lowWiring short circuit to ground, ICM, ECM
P1371Ignition control’reference signal, low/high resolution -low signal lostWiring,ICM
P1372Crankshaft position (CKP) sensorWiring open circuit/short circuit to ground/ short circuit to positive, CKP sensor, ECM
P1374Crankshaft position (CKP) sensor, high to lowresolution frequency -signal variationWiring, wiring routed near spark plug wires, ignition coils arcing/tracking, ICM, ECM
P1380Antilock brake system (ABS)/traction control system (TCS), rough road signal to ECM – malfunctionASS  trouble code(s) stored
P1381Antilock brake system (ABS)/traction control system (TCS). rough road signal to ECM – no communicationWiring, poor connections, ASS
P1396Wheel Speed Sensor Circuit
P1400 – P1499 (Emission control)
P1400Cold  start emission control  – malfunctionIntake/exhaust leak/blockage, mechanical fault, idle speed control (ISC) system, ignition control , engine coolant temperature (ECT) sensor, H02S
P1403Exhaust gas recirculation (EGR) solenoid 1circuit malfunctionWiring, EGR valve, ECM
P1404Exhaust gas recirculation (EGR) valve – not fully closingWiring, poor connections, EGR valve position sensor, EGR solenoid
P1405Exhaust gas recirculation (EGR) solenoid 3circuit malfunctionWiring, EGR valve, ECM
P1406Exhaust gas recirculation (EGR) valve positionsensor range performanceWiring, EGR valve tight/sticking, EGR valve position sensor
P1415Secondary air injection (AIR) system, bank 1Wiring, hoses blocked/leaking, AIR valve
P1416Secondary air injection (AIR) system, bank 2Wiring, hoses blocked/leaking, AIR valve
P1441Evaporative emission (EVAP) system -leak detectedHose connection(s), EVAP canister, EVAP canister purge valve
P1442Evaporative emission (EVAP) system vacuumswitch -circuit malfunctionHoses blocked/leaking, wiring, EVAP canister, ECM
P1483Engine cooling system -performanceCooling system, engine coolant temperature(ECT) sensor, intake air temperature (IAT) sensor
P1508Idle air control (lAC) valve -low rpmWiring open circuit/short circuit to ground/short circuit to positive, lAC valve, throttle valve tight/sticking
P1509Idle air control (lAC) valve -high rpmWiring open circuit/short circuit to ground/short circuit to positive, lAC valve, throttle valve tight/sticking
P1514Throttle control unit, intake air flow -excessiveThrottle control unit, MAP sensor, CMP sensorsignal, ECM
P1515Throttle command/actual throttle position -signalvariationWiring, throttle valve sticking, throttle control module
P1516Throttle command/actual throttle position – signal variationWiring, throttle valve sticking, throttle control module
P1517Throttle control module -malfunctionThrottle control module
P1518Throttle control module/ECM -communicationmalfunctionWiring, throttle control module, ECM
P1519Throttle motor position sensor 1 -signalmalfunctionThrottle control module
P1520Park/neutral position (PNP) switch -circuitmalfunctionWiring short circuit to ground, PNP switchincorrectly adjusted
P1523Throttle control unit, closed throttle position -performanceThrottle valve movement restricted, throttle control unit
P1530NC refrigerant pressure sensor/switch -circuit malfunctionWiring, NC refrigerant pressure sensor/switch, ECM
P1531NC refrigerant pressure sensor -voltage lowIncorrect refrigerant charge, wiring, AlC refrigerant pressure sensor, ECM
P1532AlC refrigerant temperature sensor -voltage lowWiring open circuit/short circuit to ground, AlC refrigerant temperature sensor, ECM
P1533AlC refrigerant temperature sensor -voltage highWiring open circuit/short circuit to ground, AlC refrigerant temperature sensor, ECM
P1536NC system -ECT over temperatureCooling system
P1539AlC compressor clutch relay -voltage highWiring, AlC compressor clutch relay, ECM
P1540NC system -high pressureWiring open circuit, NC refrigerant high pressure switch, AlC system
P1543AlC system -performanceRefrigerant low, wiring, AlC refrigerant pressure sensor, AlC evaporator temperature sensor, ECM
P1545AlC compressor clutch relay -voltage lowWiring, AlC compressor clutch relay, ECM
P1546AlC compressor clutch relay -circuit malfunctionWiring, AlC compressor clutch relay, ECM
P1550Cruise control system, motor actuator -circuitmalfunctionWiring, poor connections, cruise control motor/actuator, ECM
P1554Cruise control status circuit -high voltageWiring open circuit/short circuit to ground, cruise control module, ECM
P1558Cruise control system -performance lowWiring, poor connections, accelerator cable sticking
P1561Cruise control, vent solenoid -circuit malfunctionWiring, solenoid valve
P1562Cruise control, vacuum solenoid -circuit malfunctionWiring, solenoid valve
P1565Cruise control servo position sensor -circuitmalfunctionWiring, poor connections, servo position sensor
P1567Cruise control master switch -circuit malfunctionWiring, poor connections, cruise control master switch
P1568Cruise control system -performance highWiring, poor connections, accelerator cable sticking
P1571Traction control system (TCS), torque request signal malfunctionWiring, poor connections, ABSITCS
P1572Traction control system (TCS), active signal malfunctionWiring short to ground, ABSITCS, ECM
P1573Engine control module (ECM), antilock brakesystem (ABS)/traction control system (TCS)communication -malfunctionWiring, poor connections, ABS control module, ECM
P1574Brake pedal position (BPP) switch, voltage highWiring, ABS
P1575Brake pedal position (BPP) switch, extended travel contacts -voltage highWiring, ABS
P1585Cruise control system, inhibit output circuitWiring, poor connections, cruise control motor/actuator, ECM
P1586Cruise control system, brake switch 2 -circuit malfunctionWiring, poor connections, BPP switch
P1599Cruise control system -engine management has operated in limited power modeAccelerator cable sticking, brake vacuum release valve, cruise control actuator
P1600 – P1699 (ECM – computer output circuit)
P1600Engine control module  (EeM) – malfunctionEngine control module (ECM)
P1601CAN data bus, engine control module(ECM)/antilock brake system (ABS)/traction control system (TCS)/instrumentation control module/diagnostic control module -not allmodules communicatingWiring, poor connections, ECM, ABSITCS, diagnostic control module, instrumentation control module
P1602CAN data bus. engine control module (ECM) toanti lock brake system (ABS)/traction control system (TCS) -signal malfunctionWiring, ABS control module
P1607Cruise control input processor -malfunctionWiring, ECM
P1610CAN data bus. engine control module (ECM) to body control module (BCM) -communication failureWiring, poor connections
P1619Engine oil life monitor reset switch -circuit malfunctionWiring short circuit to ground, engine oil life monitor reset switch, ECM
P1621Engine control module (EeM) – memory performanceECM
P1623Engine control module (ECM). PROM -malfunctionPoor connections, incorrect programming, ECM
P1624Customer snapshot function operatedECM trouble codes stored
P1626Engine control module (ECM) -fuel enable signal lostWiring, poor connections, immobilizer control module, ECM
P1627Engine control module  (EeM) – malfunctionEngine control module  (ECM)
P1629Engine control module (ECM) -fuel enable signal not receivedIncorrect ignition key, wiring, poor connections, immobilizer control module, ECM
P1630Engine control module (ECM). immobilizer code leaming modeECM immobilizer code programming not completed
P1631Engine control module (ECM) -incorrect immobilizer codeIncorrect key, immobilizer code not programmed
P1632Engine control module (ECM) -fuel disable signalreceivedFuses, SCM, immobilizer code
P1633Engine control module (ECM), ignition supply voltageFuse, wiring open circuit, ECM
P1634Engine control module (ECM) -ignition supply voltage -voltage lowWiring open circuit, ECM
P1635Engine control module (ECM). sensor supplyvoltage -circuit malfunctionWiring, poor connections, TP sensor, MAP sensor, EGR valve position sensor, fuel tank pressure (FTP) sensor, ECM
P1637Alternator warning lamp, control signal -circuitmalfunctionWiring, instrument panel, ECM
P1639Engine control module (ECM), sensor supplyvoltage -circuit malfunctionWiring, poor connections, AlC refrigerant pressure sensor, ECM
P1640Engine control module (EeM), quad driver/output driver – circuit malfunctionWiring, ECM  controlled components, ECM
P1641Malfunction indicator lamp (MIL) -circuit malfunctionWiring, poor connections, MIL, ECM
P1642Fan Control Relay 2 and 3 Control Circuit
P1643Fuel pump, control signal -circuit malfunctionWiring, fuel pump control module, ECM
P1644Traction control system (TCS), delivered torque signal -malfunctionWiring, poor connections, ECM
P1645Supercharger (SC) bypass valve, control signal -circuit malfunctionWiring, SC bypass valve, ECM
P1646Supercharger (SC) bypass valve, control signal -circuit malfunctionWiring, SC bypass valve, ECM
P1648Anti-Theft Device Wrong Security Code
P1650Engine control module (EeM), quad driver/output driver – circuit malfunctionWiring, ECM  controlled components, ECM
P1651Engine coolant blower motor relay 1 -circuitmalfunctionWiring, engine coolant blower motor relay, ECM
P1652Engine coolant blower motor relay 2 & 3 circuit malfunctionWiring, engine coolant blower motor relay(s),ECM
P1653Traction control system (TCS), delivered torque signal -malfunctionWiring, poor connections, ECM
P1654AlC compressor clutch relay -circuit malfunctionWiring open circuit/short circuit to ground, AlC compressor clutch relay, ECM
P1655Evaporative emission (EVAP) canister purge valve -circuit malfunctionWiring open circuit/short circuit to ground, EVAP canister vent valve, ECM
P1656Camshaft position actuqtor -circuit malfunctionWiring open circuit/short circuit to ground, camshaft position actuator, ECM
P1657Skip shift solenoid -circuit malfunctionWiring, skip shift solenoid, ECM
P1660Engine control module (EeM), quad driver/output driver – circuit malfunctionWiring, ECM  controlled components, ECM
P1661Malfunction indicator lamp (MIL) -circuit malfunctionWiring, MIL, ECM
P1662Cruise control, inhibit output circuit malfunctionWiring open circuit/short circuit to ground, cruise control motor/actuator, cruise control module, ECM
P1663Alternator warning lamp, control signal -circuit malfunctionWiring, instrument panel, ECM
P1664Skip shift warning lamp -circuit malfunctionWiring, skip shift warning lamp, ECM
P1665Evaporative emission (EVAP) canister vent valve -circuit malfunctionWiring open circuit/short circuit to ground, EVAP canister vent valve, ECM
P1667Fuel pump, control signal -circuit malfunctionWiring, fuel pump control module, ECM
P1668Alternator  ‘L’  terminal  – circuit malfunctionWiring, voltage  regulator, alternator, ECM
P1670Engine control module (ECM), quad driver/output driver -circuit malfunctionWiring, ECM controlled components, ECM liJ
P1671Malfunction indicator lamp (MIL) -circuit malfunctionWiring open circuit/short circuit to ground/short circuit to positive, MIL, ECM
P1672Engine oil level ‘low’ warning lamp, control signal -circuit malfunctionWiring short circuit to ground, engine oil level,ECM
P1673Engine coolant ‘hot’ warning lamp, control signal -circuit malfunctionWiring, instrument panel, cooling system, ECM
P1675Evaporative emission (EVAP) canister vent valve-circuit malfunctionWiring, poor connection, EVAP canister vent valve, ECM
P1676Evaporative emission (EVAP) canister purge valve -circuit malfunctionWiring open circuit/short circuit to ground, EVAP canister purge valve, ECM
P1677Immobilizer Function Deactivated
P1678Immobilizer Powertrain Identification Failed
P1679Immobilizer Environment Identification Failed
P167AEngine control module (EeM), heated oxygen sensor (H02S) driver – internal circuit malfunctionECM
P167DEngine control module (ECM), ignition coil driver circuit malfunctionECM
P1680Engine control module  (EeM) – malfunctionEngine control module (ECM)
P1681Engine control module  (EeM) – malfunctionEngine control module  (ECM)
P1682Engine control (EC) relay/starter motor relay – voltage correlation malfunctionWiring, fuse(s), EC relay, starter motor relay, ECM
P1683Engine control module  (EeM) – malfunctionEngine control module (ECM)
P1684Transmission Control Module Power Up Temperature Sensor Performance
P1685Transmission Control Module Power Up Temperature Sensor Circuit Low Voltage
P1686Transmission Control Module Power Up Temperature Sensor Circuit High Voltage
P1689Traction control system (TCS), delivered torque signal -malfunctionWiring, poor connections, ECM
P1690Rocker arm oil control actuator -circuit malfunctionWiring open circuit/short circuit to ground, rocker arm oil control actuator, ECM
P1692Rocker arm oil control actuator -circuit malfunctionWiring open circuit/short circuit to positive, rocker arm oil control actuator, rocker arm oil pressure switch, ECM
P1693Rocker arm oil pressure switch -circuit malfunctionWiring open circuit/short circuit to ground, mechanical fault, rocker arm oil control actuator, rocker arm oil pressure switch, ECM
P1700 – P1799 (Transmission)
P1700Transmission control module (TeM) -MIL request circuit malfunctionOBO II TCM trouble codes stored
P1719Transmission control module (TCM) -detects excessive variation between transmission input/output shaft speed sensorsTransmission fluid level, line pressure,stuck/sticking SS
P1725Transmission input shaft speed sensor circuit malfunctionWiring open circuit/short circuit to ground, input shaft speed sensor, ECM
P1750Torque converter clutch (Tee)solenoid/transmission shift control valve/transmission pressure control solenoid -circuit malfunctionWiring, TCC solenoid/transmission shift control valve/transmission pressure control solenoid,ECMITCM
P1760Transmission fluid pressure (TFP) solenoid -circuit malfunctionWiring open circuit/short circuit, TFP solenoid, ECM
P1779Engine control module (ECM), torque reduction signal via controller area network (CAN) data bus-out of rangeWiring, TCM, ECM
P1780Engine control module (ECM), controller areanetwork (CAN) data bus -lost communication withtransmission control module (TCM)Wiring, ECM
P1790Overdrive solenoidWiring open circuit/short circuit, overdrive solenoid, ECM
P1810Transmission fluid pressure (TFP) switch -manual valve positionFluid level low, wiring, selector lever linkage incorrectly adjusted, ECMITCM
P1811Shift time too long -adaptation limit reachedFluid level low, transmission mechanical fault
P1814Torque converter clutch (TCC) -over-stressedFluid level low, fluid condition, transmission mechanical fault
P1815Transmission fluid pressure (TFP) switch -invalidgear selectionWiring, selector lever linkage incorrectly adjusted, TFP switch, ECM
P1816Transmission fluid pressure (TFP) switch -invalidgear selectionWiring, selector lever linkage incorrectly adjusted, TFP switch, ECMITCM
P1817Transmission fluid pressure (TFP) switch -invalidgear selectionWiring, selector lever linkage incorrectly adjusted, TFP switch, ECM
P1818Transmission fluid pressure (TFP) switch -invalidgear selectionWiring, selector lever linkage incorrectly adjusted,TFP switch, ECMITCM
P1819Transmission range (TR) switch, signals ‘NB/C &P’ signal variationWiring, TR switch
P1820Transmission range (TR) switch, signal ‘A’ -voltage lowWiring short to ground, TR switch
P1822Transmission range (TR) switch, signal ‘B’ voltage highWiring, TR switch
P1823Transmission range (TR) switch, signal ‘P’ -voltage lowWiring short to ground, TR switch
P1825Transmission range (TR) switch, signals ‘AiB/C &P’ -incorrect signalWiring, TR switch
P1826Transmission range (TR) switch, signal ‘C’ -voltage highWiring, TR switch
P1835Kick-Down Switch Circuit
P1836Kick-Down Switch Failed Open
P1837Kick-Down Switch Failed Short
P1842Gear shift, 1-2 -malfunctionATF level/condition, short circuit, wiring, 55, TCM
P1843Gear shift, 1-2 -malfunctionATF level/condition, short circuit, wiring, 55, TCM
P1844Transmission Fluid Pressure Sensor/Switch 'A' Circuit Intermittent
P1845Gear shift, 2-3 -malfunctionATF level/condition, short circuit, wiring, 55, TCM
P1847Gear shift, 2-3 -malfunctionATF level/condition, short circuit, wiring, 55, TCM
P1850Brake Band Apply Solenoid Circuit
P1851Brake Band Apply Solenoid Performance
P1853Brake Band Apply Solenoid High Input Voltage
P1860Torque converter clutch (TCC) solenoid -circuitmalfunctionWiring open circuit/short circuit to ground, TCC solenoid, ECM
P1864Torque Converter Clutch Enable Solenoid Electrical Fault Conditions
P1866Torque converter clutch (TCC) solenoid -circuit malfunctionWiring open circuit/short circuit to positive, TCC solenoid, TCM, ECM
P1867Torque converter clutch (TCC) solenoid -circuit malfunctionWiring open circuit/short circuit to positive,TCCso~n~d,TCM,ECM
P1868Transmission fluid lifeReplace transmission fluid and filter
P1870Torque converter clutch (TCC) -slip speed excessiveTransmission fluid level, wiring, TCC solenoid, ECM
P1876Manual mode selection switch -circuit malfunctionWiring, manual mode selection switch, TCM
P1877Transmission shift control switch -circuit malfunctionWiring, transmission shift control switch, ECMITCM
P1886Transaxle Shift Timing Solenoid Performance
P1887Torque converter clutch (TCC) solenoid release switch -circuit malfunctionWiring open circuit, TCC solenoid release switch, ECMITCM
P1915Transmission range (TR) switch, signals ‘AiB/C &P’ -incorrect signal, while crankingWiring, TR switch
P3401Cylinder cut-out solenoid, cylinder 1 malfunctionWiring, cylinder cut-out solenoid, mechanical fault, ECM
P3425Cylinder cut-out solenoid, cylinder 4 malfunctionWiring, cylinder cut-out solenoid, mechanical fault, ECM
P3441Cylinder cut-out solenoid, cylinder 6 malfunctionWiring, cylinder cut-out solenoid, mechanical fault, ECM
P3449Cylinder cut-out solenoid, cylinder 7 malfunctionWiring, cylinder cut-out solenoid, mechanical fault, ECM
U1000CAN data bus -communication malfunctionWiring, BCM, ECM, ABS/TCS, instrumentation control module, SOM
U1001CAN data bus -loss of serial communicationWiring, BCM, ECM, instrumentation controlmodule, SOM
U1016CAN data bus, engine control module(ECM)/antilock brake system (ABS)/traction control system (TCS)/instrumentation controlmodule/diagnostic control module -loss of serialcommunicationWiring, poor connections, ECM, ABS/TCS, diagnostic control module, instrumentation control module
U1161CAN data bus -communication malfunction, door control moduleWiring, passenger door control module
U1162CAN data bus -communication malfunction, door control moduleWiring, rear door control module
U1163CAN data bus -communication malfunction, door control moduleWiring, rear door control module
U1170CAN data bus -communication malfunction, door control moduleWiring, driver door control module, driver’s door switch module
U1254CAN data bus -loss of serial communicationWiring, BCM, ECM, instrumentation control module, SOM
U1255CAN data bus -communication malfunctionWiring, BCM, ECM, ABS/TCS, instrumentation control module, SOM
U1300CAN data bus -signal lowWiring
U1301CAN data bus -signal highWiring
U1304CAN data bus -communication malfunction withABSITCSWiring, ABS/TCS, ECM
U1305CAN data bus -signal high or lowWiring
U1450CAN data bus -communication malfunction, electronic compassWiring, electronic compass, instrumentation control module
U1500Vehicle communication interface module (VCIM)-malfunctionVCIM
U1650CAN data bus -communication malfunction withABSfTCSWiring, steering angle sensor, ABS/TCS
U1651CAN data bus -communication malfunction withABSITCSWiring, steering angle sensor, ABS/TCS
U2105Engine control module (ECM), CAN data bus -lost communication with body control module (BCM)/transmission control module (TCM)Wiring