| 01-02 3.4L VIN E |
| Scan Code |
Fault Location |
Probable Cause |
| POOOO-P0999 |
Refer to OBD-II trouble code table |
– |
| P1106 |
Manifold absolute pressure (MAP) sensor -voltage high, intermittent |
Wiring open circuit/short circuit to positive, poor connections |
| P1107 |
Manifold absolute pressure (MAP) sensor -voltage low, intermittent |
Wiring short circuit to ground, poor connections |
| P1111 |
Intake air temperature (IAT) sensor -voltage high, intermittent |
Wiring open circuit/short to positive, poor connections |
| P1112 |
Intake air temperature (IAT) sensor -voltage low, intermittent |
Wiring short circuit to ground |
| P1114 |
Engine coolant temperature (ECT) sensor -voltage low, intermittent |
Wiring short circuit to ground, poor connections , |
| P1115 |
Engine coolant temperature (ECT) sensor -voltage high, intermittent |
Wiring open circuit/short to positive, poor connections |
| P1121 |
Throttle position (TP) sensor -voltage high, intermittent |
Wiring open circuit/short to positive, poor connections |
| P1122 |
Throttle position (TP) sensor -voltage low, intermittent |
Wiring open circuit/short to ground, poor connections |
| P1133 |
Oxygen sensor (02S)/heated oxygen sensor (H02S) 1, bank 1 -insufficient switching |
Wiring, exhaust system leaking, 02S/H02S |
| P1134 |
Heated oxygen sensor (H02S) 1, bank 1 -slow response |
Wiring, oxygen sensor heater, exhaust system leaking, H02S |
| P1137 |
Heated oxygen sensor (H02S) 2, bank 1 -voltage low |
Wiring, exhaust system leaking, H02S |
| P1138 |
Heated oxygen sensor (H02S) 2, bank 1 -voltage high |
Wiring, H02S |
| P1171 |
Fuel system -lean during acceleration |
Fuel filter, fuel pump, H02S, injectors |
| P1189 |
Engine oil pressure warning lamp switch – circuit malfunction |
Wiring, engine oil pressure warning lamp switch |
| P1200 |
Injectors – circuit malfunction |
Wiring open circuit/short circuit to ground/short circuit to positive, injectors, ECM |
| P1257 |
Supercharger (SC), boost – too high |
Supercharger (SC) bypass valve hoses blocked/leaking/interchanged/not connected, wiring short circuit to ground, supercharger (SC) bypass valve solenoid, ECM |
| P1336 |
Crankshaft position sensor (CKP) -variation not learned |
Learning procedure not performed |
| P1350 |
Ignition control system, bypass circuit -circuit malfunction |
Wiring, poor connections, ICM, ECM |
| P1351 |
Ignition control system, coil -voltage high |
Wiring open circuit, ICM, ECM |
| P1352 |
Ignition control system, bypass circuit -voltage high |
Wiring open circuit, ICM, ECM |
| P1361 |
Ignition control system, ignition control (IC) circuit -voltage low |
Wiring, circuit short circuit to ground, poor connections, ICM, ECM |
| P1362 |
Ignition control, bypass circuit -voltage low |
Wiring short circuit to ground, ICM, ECM |
| P1374 |
Crankshaft position sensor (CKP), high to low resolution frequency -signal variation |
Wiring, wiring routed near spark plug wires, ignition coils arcing/tracking, ICM, ECM |
| P1380 |
Antilock brake system (ABS)/traction control system (TCS), rough road signal to engine control module (ECM) -malfunction |
ABS trouble code(s) stored |
| P1381 |
Antilock brake system (ABS)/traction control system (TCS), rough road signal to engine control module (ECM) -no communication |
Wiring, poor connections, ABS |
| P1403 |
Exhaust gas recirculation (EGR) solenoid 1 – circuit malfunction |
Wiring, EGR valve, ECM |
| P1404 |
Exhaust gas recirculation (EGR) valve -not fully closing |
Wiring, poor connections, EGR valve position sensor, EGR solenoid |
| P1405 |
Exhaust gas recirculation (EGR) solenoid 3 – circuit malfunction |
Wiring, EGR valve, ECM |
| P1406 |
Exhaust gas recirculation (EGR) valve position sensor -range performance |
Wiring, EGR valve tight/sticking, EGR valve position sensor |
| P1441 |
Evaporative emission (EVAP) system -leak detected |
Hose connection(s), EVAP canister, EVAP canister purge valve |
| P1483 |
Engine cooling system – performance |
Cooling system, engine coolant temperature (ECT) sensor, intake air temperature (IAT) sensor |
| P1520 |
Park/neutral position (PNP) switch -circuit malfunction |
Wiring short circuit to ground, PNP switch incorrectly adjusted |
| P1530 |
A/C refrigerant pressure sensor/switch – circuit malfunction |
Wiring, A/C refrigerant pressure sensor/switch, ECM |
| P1531 |
A/C refrigerant pressure sensor -voltage low |
Incorrect refrigerant charge, wiring, A/C refrigerant pressure sensor, ECM |
| P1546 |
A/C compressor clutch relay -circuit malfunction |
Wiring, A/C compressor clutch relay, ECM |
| P1550 |
Cruise control system, motor actuator – circuit malfunction |
Wiring, poor connections, cruise control motor/actuator, ECM |
| P1554 |
Cruise control status circuit -high voltage |
Wiring open circuit/short circuit to ground, cruise control module, ECM |
| P1558 |
Cruise control system – performance low |
Wiring, poor connections, accelerator cable sticking |
| P1561 |
Cruise control, vent solenoid – circuit malfunction |
Wiring, solenoid valve |
| P1562 |
Cruise control, vacuum solenoid – circuit malfunction |
Wiring, solenoid valve |
| P1565 |
Cruise control servo position – circuit malfunction |
Wiring, poolr connections, servo position sensor |
| P1567 |
Cruise control master switch – circuit malfunction |
Wiring, poor connections, cruise control master switch |
| P1568 |
Cruise control system – performance high |
Wiring, poor connections, accelerator cable sticking |
| P1571 |
Traction control system (TCS), torque request signal -malfunction |
Wiring, poor connections, ABS/TCS |
| P1573 |
Engine control module (ECM), ABS/TCS communication -malfunction |
Wiring, poor connections, ABS control module, ECM |
| P1575 |
Brake pedal position switch (BPP), extended travel contacts -voltage high |
Wiring, ABS |
| P1585 |
Cruise control system, inhibit output circuit |
Wiring, poor connections, cruise control motor/actuator, ECM |
| P1599 |
Cruise control system – engine management has operated in limited power mode |
Accelerator cable sticking, brake vacuum release valve, cruise control actuator |
| P1600 |
Engine control module (ECM) -malfunction |
ECM |
| P1601 |
CAN data bus, engine control module (ECM)I antilock brake system (ABS)/traction control system (TCS)/instrumentation control modulel diagnostic control module -some communication lost |
Wiring, poor connections, ECM, ABS/TCS, diagnostic control module, instrumentation control module |
| P1602 |
Engine control module (ECM) to antilock brake system (ABS)/traction control system (TCS), CAN data bus -communication failure |
Wiring, poor connections, ABS control module |
| P1610 |
CAN data bus, engine control module (ECM) to body control module (BCM) – communication failure |
Wiring, poor connections |
| P1619 |
Engine oil life monitor reset switch – circuit malfunction |
Wiring short circuit to ground, engine oil life monitor reset switch, ECM |
| P1621 |
Engine control module (ECM) -memory performance |
ECM |
| P1623 |
Engine control module (ECM), PROM -malfunction |
Poor connections, incorrect programming, ECM |
| P1626 |
Engine control module (ECM) -fuel enable signal lost |
Wiring, poor connections, immobilizer control module, ECM |
| P1627 |
Engine control module (ECM) -malfunction |
ECM |
| P1629 |
Engine control module (ECM) -fuel enable signal not received |
Incorrect ignition key, wiring, poor connections, immobilizer control module, ECM |
| P1630 |
Engine control module (ECM), immobilizer code -learning mode |
ECM immobilizer code programming not completed |
| P1631 |
Engine control module (ECM) -incorrect immobilizer code |
Incorrect key, immobilizer code not programmed |
| P1632 |
Engine control module (ECM) -fuel disable signal received |
Fuses, SCM, immobilizer code |
| P1635 |
Engine control module (ECM), sensor supply voltage -circuit malfunction |
Wiring, poor connections, TP sensor, MAP sensor, EGR valve position sensor, FTP sensor, ECM |
| P1639 |
Engine control module (ECM), sensor supply voltage -circuit malfunction |
Wiring, poor connections, fuel tank level sensor, ECM |
| P1640 |
Engine control module (ECM), quad driver/output driver – circuit malfunction |
Wiring, ECM controlled components, ECM |
| P1641 |
A/C compressor clutch relay – circuit malfunction |
Wiring open circuit/short circuit to ground, A/C compressor clutch relay, ECM |
| P1643 |
Fuel pump, control signal -circuit malfunction |
Wiring, fuel pump control module, ECM |
| P1644 |
Traction control system (TCS), delivered torque signal -malfunction |
Wiring, poor connections, ECM |
| P1646 |
Supercharger (SC) bypass valve, control signal – circuit malfunction |
Wiring, SC bypass valve, ECM |
| P1650 |
Engine control module (ECM), quad drive/output driver -circuit malfunction |
Wiring, ECM controlled components, ECM |
| P1651 |
Engine coolant blower motor relay 1 – circuit malfunction |
Wiring, engine coolant blower motor relay, ECM |
| P1652 |
Engine coolant blower motor relay 2 & 3 – circuit malfunction |
Wiring, engine coolant blower motor relay(s), ECM |
| P1653 |
Traction control system (TCS), delivered torque signal – malfunction |
Wiring, poor connections, ECM |
| P1654 |
AC compressor clutch relay -circuit malfunction |
Wiring open circuit/short circuit to ground, A/C compressor clutch relay, ECM |
| P1655 |
Evaporative emission (EVAP) canister purge valve -circuit malfunction |
Wiring open circuit/short circuit to ground, EVAP canister vent valve, ECM |
| P1660 |
Engine control module (ECM), quad driver/output driver – circuit malfunction |
Wiring, ECM controlled components, ECM |
| P1662 |
Cruise control, inhibit output circuit -malfunction |
Wiring open circuit/short circuit to ground, cruise control motor/actuator, cruise control module, ECM |
| P1663 |
Alternator warning lamp, control signal -circuit malfunction |
Wiring, instrument panel, ECM |
| P1665 |
Evaporative emission (EVAP) canister vent valve -circuit malfunction |
Wiring open circuit/short circuit to ground, EVAP canister vent valve, ECM |
| P1667 |
Fuel pump, control signal-circuit malfunction |
Wiring, reverse inhibit solenoid, ECM |
| P1670 |
Engine control module (ECM), quad driver/output driver-circuit malfunction |
Wiring, ECM controlled components, ECM |
| P1671 |
Malfunction indicator lamp (MIL) -circuit malfunction |
Wiring open circuit/short circuit to ground/ short circuit to positive, MIL, ECM |
| P1672 |
Engine oil level ‘low’ warning lamp, control signal -circuit malfunction |
Wiring short circuit to ground, engine oil level, ECM |
| P1673 |
Engine coolant ‘hot’ warning lamp, control signal -circuit malfunction |
Wiring, instrument panel, cooling system, ECM |
| P1675 |
Evaporative emission (EVAP) canister vent valve – circuit malfunction |
Wiring, poor connection, EVAP canister vent valve, ECM |
| P1676 |
Evaporative emission (EVAP) canister purge valve -circuit malfunction |
Wiring open circuit/short circuit to ground, EVAP canister purge valve, ECM |
| P1680 |
Engine control module (ECM) -malfunction |
ECM |
| P1681 |
Engine control module (ECM) -malfunction |
ECM |
| P1683 |
Engine control module (ECM) -malfunction |
ECM |
| P1689 |
Traction control system (TCS), delivered torque signal -malfunction |
Wiring, poor connections, ECM |
| P1810 |
Transmission fluid pressure (TFP) switch manual valve position |
Fluid level low, wiring, selector lever linkage incorrectly adjusted, ECM |
| P1811 |
Shift time too long – adaption limit reached |
Fluid level low, transmission mechanical fault |
| P1814 |
Torque converter clutch (TCC) – over-stressed |
Fluid level low, fluid condition, transmission mechanical fault |
| P1819 |
Transmission range (TR) switch, signals ‘A/B/C & P’ – signal variation |
Wiring, TR switch |
| P1820 |
Transmission range (TR) switch, signal ‘A’ – voltage low |
Wiring short to ground, TR switch |
| P1822 |
Transmission range (TR) switch, signal ‘B’ – voltage high |
Wiring short to ground, TR switch |
| P1823 |
Transmission range (TR) switch, signal ‘P’ – voltage low |
Wiring short to ground, TR switch |
| P1825 |
Transmission range (TR) switch, signals ‘A/B/C & P’ – incorrect signal |
Wiring, TR switch |
| P1826 |
Transmission range (TR) switch, signals ‘C’ – voltage high |
Wiring, TR switch |
| P1860 |
Torque converter clutch (TCC) solenoid – circuit malfunction |
Wiring open circuit/short circuit to ground, TCC solenoid, ECM |
| P1887 |
Torque converter clutch (TCC) release switch – circuit malfunction |
Wiring open circuit, TCC solenoid release switch, ECM |
| U1000 |
CAN data bus -communication malfunction |
Wiring, BCM, ECM, instrumentation control module, SOM |
| U1016 |
CAN data bus, engine control module (ECM)/antilock brake system (ABS)/traction control system (TCS)/instrumentation control module/diagnostic control module – loss of serial communication |
Wiring, poor connections, ECM, ABS/TCS, diagnostic control module, instrumentation control module |
| U1254 |
CAN data bus – loss of serial communication |
Wiring, BCM, ECM, instrumentation control module, SDM |
| U1255 |
CAN data bus – communication malfunction |
Wiring, BCM, ECM, instrumentation control module, SDM |
| U1300 |
CAN data bus – signal low |
Wiring |
| U1301 |
CAN data bus -signal high |
Wiring |
| U1305 |
CAN data bus -signal high or low |
Wiring |
