GM GM 96-98 2.4L VIN T Trouble Code Info

GM

96-98 2.4L VIN T
Scan Code Fault Location Probable Cause
P0000-P0999 Refer to OBD-II trouble code table
P1106 Manifold absolute pressure (MAP) sensor – circuit intermittent – voltage high Wiring open circuit/short circuit to positive
P1107 Manifold absolute pressure (MAP) sensor – circuit intermittent – voltage low Wiring open circuit/short circuit to ground
P1111 Intake air temperature (IAT) sensor -circuit intermittent -voltage high Wiring open circuit/short circuit to positive, ground lead defective
P1112 Intake air temperature (IAT) sensor -circuit intermittent -voltage low Wiring short circuit to ground
P1114 Engine coolant temperature (ECT) sensor -circuit malfunction -voltage low Wiring short circuit to ground
P1115  Engine coolant temperature (ECT) sensor -circuit malfunction -voltage high  Wiring open circuit/short circuit to positive, ground lead defective
P1121 Throttle position (TP) sensor -circuit malfunction -voltage high Wiring open circuit/short circuit to positive, ground lead defective
P1122 Throttle position (TP) sensor -circuit malfunction -voltage low Wiring open circuit/short circuit to ground
P1133  Heated oxygen sensor (H02S) 1 -insufficient SWitching  Wiring open circuit/short circuit to ground, exhaust system leaking, H02S
P1134 Heated oxygen sensor (H02S) 1 -slow response  Wiring open circuit/short circuit to ground, exhaust system leaking, H02S
P1153  Heated oxygen sensor (H02S) 1, bank 2 -insufficient switching  Wiring open circuit/short circl!it to ground, exhaust system leaking, oxygen sensor heater, oxygen sensor contamination, H02S
P1154  Heated oxygen sensor (H02S) 1, bank 2 -slow response  Wiring open circuit/short circuit to ground, exhaust system leaking, oxygen sensor contamination, H02S
P1171 Fuel system -lean dUring acceleration Fuel filter, fuel lines, fuel pump
P1200 Injector(s) -circuit malfunction Wiring open circuit/short circuit to ground! short circuit to positive, ECM
P1222 Injector control -circuit malfunction Wiring open circuit/short circuit to ground! short circuit to positive, injector(s)
P1257 Boost control problem Wiring short circuit to ground, hoses blockedlleaking, boost bypass actuator, boost control solenoid, ECM
P1260 Fuel pump speed relay -circuit malfunction Wiring open circuit/short circuit to ground! short circuit to positive, fuel pump relay, Fuel pump control module, ECM
P1336 Crankshaft position sensor (CKP) -variation not leamed Learning procedure not performed
P1350  Ignition control module (ICM) -electronic spark timing (EST)/ignition control (1C)!bypass circuit malfunction  Wiring open circuit/short circuit to groundl short circuit to positive, ICM, ECM
P1351 Ignition control module, ignition control (IC) circuit -voltage high Wiring open circuit, ICM, ECM
P1352 Ignition control (IC) circuit -bypass line -voltage high Wiring open circuit, ICM, ECM
P1361 Ignition control module (ICM) -electronic spark timing (EST)/ignition control (IC)/bypass circuit malfunction Wiring open circuit/short circuit to ground/ short circuit to positive, ICM, ECM
P1362 Ignition control circuit, bypass line -voltage low Wiring short circuit to ground/short circuit to positive, ICM, ECM
P1371 Direct ignition (01) low resolution circuit malfunction Wiring open circuit/short circuit to ground! short circuit to positive, distributor, ICM, ECM
P1374 Crankshaft position (CKP) Wiring open circuit/short circuit to ground/ short circuit to positive, wiring routed near spark plug wires, ignition coils arcing/ tracking, ICM, ECM
P1380 Rough road signal -signal error ABS control module trouble code(s) stored
P1381 Rough road signal -no communication from antilock brake system (ASS) CAN data bus Wiring open circuit, ABS system
P1404 Exhaust gas recirculation (EGR) valve -stuck open Wiring open circuit/short circuit to positive, EGR valve, exhaust system blocked, ECM
P1406 Exhaust gas recirculation (EGR) valve position sensor -circuit malfunction Wiring open circuit/short circuit to ground/ short circuit to positive, EGR valve position sensor, EGR valve, ECM
P1415 Secondary air injection (AIR) system -bank 1 Wiring, hoses blocked/leaking, AIR valve
P1416 Secondary air injection (AIR) system -bank 2 Wiring, hoses blocked/leaking, AIR valve
P1441 Evaporative emission (EVAP) system -leak detected Wiring short circuit to ground, hose connection(s), EVAP system vacuum switch, EVAP canister purge valve, ECM
P1442 Evaporative emission (EVAP) system vacuum switch -circuit malfunction Wiring open circuit/short circuit to ground, EVAP system vacuum switch, ECM
P1508 Idle air control (lAC) valve -rpm low Wiring open circuit/short circuit to ground/ short circuit to positive, lAC passages blocked, lAC valve
P1509 Idle air control (lAC) valve -rpm high Wiring open circuit/short circuit to ground/ short circuit to positive, lAC passages blocked, lAC valve
P1530 AlC refrigerant pressure sensor-circuit malfunction ‘ AlC refrigerant pressure, wiring open circuit! short circuit to ground/short circuit to positive, AlC refrigerant pressure sensor, ECM
P1539 AlC compressor clutch relay -voltage high Wiring open circuit/short circuit to ground/ short circuit to positive, AlC compressor clutch relay, ECM
P1545 AlC compressor clutch relay -circuit malfunction Wiring open circuit/short circuit to ground/ short circuit to positive, AlC compressor clutch relay, ECM
P1546 AlC compressor clutch relay -circuit malfunction Wiring open circuit!short circuit to ground/ short circuit to positive, AlC compressor clutch relay, ECM
P1554 Cruise control status circuit Wiring short circuit to ground, cruise control module, ECM
P1558 Cruise control servo position sensor -circuit malfunction  Wiring open circuit/short circuit to ground/short circuit to positive, cruise control servo, hoses leaking, ECM
P1561  Cruise control vent solenoid  Wiring open circuit/short circuit to ground/short circuit to positive, cruise control servo, ECM
P1562  Cruise control vacuum solenoid  Wiring open circuit/short circuit to ground/short circuit to positive, cruise control servo, ECM
P1565  Cruise control servo position sensor -circuit malfunction  Wiring open circuit/short circuit to ground/short circuit to positive, TCC solenoid, ECM
P1567  Cruise control switch -circuit malfunction Wiring open circuit/short circuit to positive, cruise control switch, brake pedal vacuum valve, ECM
P1568  Cruise control servo -servo position sensor high   Hoses blocked, brake pedal vacuum valve, cruise control servo, cruise control cable binding
P1571  Traction control system (TCS), torque request circuit  Wiring open circuit/short circuit to ground/ short circuit to positive, ASS control modulI trouble code(s) stored, ECM
P1573  Data bus -antilock brake system (ABS)/traction control system (TCS)  Wiring, ABS control module trouble code(s) stored
P1585 Cruise control system -inhibit output circuit Wiring open circuit/short circuit to groundl short circuit to positive, supply wire, cruise control motor/actuator, ECM
P1599  Cruise control -power management mode  Hoses blocked, brake pedal vacuum valve, cruise control servo, cruise control cable binding
P1601  CAN data bus -circuit malfunction  Wiring open circuit/short circuit to ground/short circuit to positive, instrument panel, ECM
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 Insecure PROM, ECM
P1626 Immobilizer control module -fuel enable signal Incorrect ignition key, wiring open circuit/short circuit to ground/short circuit to positive, immobilizer control module, ECM
P1629  Immobilizer control module -fuel enable signal  Incorrect ignition key, wiring open circuit/short circuit to ground/short circuit to positive, immobilizer control module, ECM
P1630  Battery voltage -high/low  Wiring, alternator, ECM
P1635 Sensor supply voltage -circuit A malfunction Wiring short circuit to positive, ground wiring open circuit, TP sensor, MAP sensor, EGR valve, ECM
P1639  Sensor supply voltage -circuit B malfunction  Wiring short circuit to ground/positive, ground wiring open circuit, A/C refrigerant pressure sensor, ECM
P1640 Engine control module quad driver/output driver Wiring, ECM controlled components, ECM
P1641 Malfunction indicator lamp (MIL) -circuit malfunction Wiring open circuit/short circuit to ground/ short circuit to positive, MIL, supply wire, ECM
P1642 Engine coolant blower motor relay 2 -circuit malfunction Wiring open circuit/short circuit to groundl short circuit to positive, supply wire, engine coolant blower motor relay 2, ECM
P1643 Fuel pump control module -circuit malfunction Wiring open circuit/short circuit to groundl short circuit to positive, fuel pump control module, ECM
 P1645  Supercharger (SC) control valve solenoid -circuit malfunction  Wiring open circuit/short circuit to groundl short circuit to positive, SC control valve solenoid, ECM
 P1646  Supercharger (SC) control valve solenoid -circuit malfunction  Wiring open circuit/short circuit to groundl short circuit to positive, SC control valve solenoid, ECM
 P1650  Engine control module, quad driver/output driver  Wiring, ECM controlled components, ECM
 P1651  Engine coolant blower motor relay 1 -circuit malfunction  Wiring open circuit/short circuit to groundl short circuit to positive, supply wire, engine coolant blower motor relay 1, ECM
P1652 Engine coolant blower motor relay 2 -circuit malfunction Wiring open circuit/short circuit to groundl short circuit to positive, supply wire, engine coolant blower motor relay 2, ECM
 P1653  Traction control system (TCS) -delivered torque circuit  Wiring open circuit/short circuit to groundl short circuit to positive, ASS control module trouble code(s) stored, ECM
P1654  A/C compressor clutch relay -circuit malfunction  Wiring open circuit/short circuit to groundl short circuit to positive, supply wire, AlC compressor clutch relay, ECM
P1655  Evaporative emission (EVAP) canister purge valve -circuit malfunction  Wiring open circuit/short circuit to groundl short circuit to positive, supply wire, EVAP canister purge valve, ECM
P1661 Malfunction indicator lamp (MIL) -circuit malfunction  Wiring open circuit/short circuit to groundl short circuit to positive, MIL lamp bulb, ECM
P1662 Cruise control inhibit circuit -circuit malfunction Wiring open circuit/short circuit to ground, cruise control motor/actuator, cruise control module, ECM
P1663 Alternator warning lamp -circuit malfunction Wiring open circuit/short circuit to ground/short circuit to positive, supply wire, instrument panel, ECM
P1665 Evaporative emission (EVAP) canister vent valve -circuit malfunction Wiring open circuit/short circuit to groundl short circuit to positive, supply wire, EVAP canister vent valve, ECM
P1667 Fuel pump control module -circuit malfunction Wiring open circuit/short circuit to ground’ short circuit to positive, supply wire, fuel pump control module, ECM, fuel pump relay
P1670 Engine control module quad driver/output driver Wiring, ECM controlled components, ECM
P1671 Malfunction indicator lamp (MIL) -circuit malfunction Wiring open circuit/short circuit to ground’ short circuit to positive, supply wire, ECM
P1673 Engine coolant ‘hot’ warning lamp -circuit malfunction Wiring open circuit/short circuit to ground, cooling system, ECM
P1672 Engine oil level warning lamp -circuit malfunction Wiring open circuit/short circuit to ground’ short circuit to positive, supply wire, ECM
P1675 Evaporative emission (EVAP) canister vent valve -circuit malfunction Wiring open circuit/short circuit to ground’ short to positive, EVAP canister vent valve, ECM
P1676 Evaporative emission (EVAP) canister purge valve -circuit malfunction Wiring open circuit/short circuit to ground’ short circuit to positive, supply wire, EVAP canister purge valve, ECM
P1860 Torque converter clutch (TCC) solenoid -circuit malfunction Wiring open circuit/short circuit to ground, TCC solenoid, ECM
P1689 Traction control system (TCS) -delivered torque output circuit Wiring open circuit/short circuit to ground’ short circuit to positive, supply wire, ASS trouble codes stored, ECM
U1016 Instrument panel, CAN data bus -communication malfunction Wiring open circuit/short circuit to ground’ short circuit to positive, instrument panel, ECM