| 95 4.0L VIN C |
|---|
| Flash Code | Fault Location | Probable Cause |
| 12 | Ignition control module (ICM) -4X reference circuit malfunction | Wiring open circuit/short circuit to ground/ short circuit to positive, ICM, ECM |
| 13 | Heated oxygen sensor (H02S) 1, bank 1 -open circuit | Wiring open circuit/short circuit to ground/ short circuit to positive, H025, ECM |
| 14 | Engine coolant temperature (ECT) sensor -high temperature indicated | Wiring short circuit to ground, ECT sensor, ECM |
| 15 | Engine coolant temperature (ECT) sensor -low temperature indicated | Wiring open circuit, ECT sensor, ECM |
| 16 | Battery voltage -high/low | Wiring, alternator, ECM |
| 17 | Heated oxygen sensor (H02S) 1, bank 2 -open circuit | Wiring open circuit/short circuit to ground/ short circuit to positive, H025, ECM |
| 19 | Fuel pump circuit -short circuit | Wiring short circuit to positive, fuel pump relay, engine oil pressure warning lamp switch |
| 20 | Fuel pump circuit -open circuit | Wiring open circuit/short circuit to ground, fuel pump relay, fuel pump, engine oil pressure warning lamp switch, engine oil pressure too low |
| 21 | Throttle position (TP) sensor -voltage high | Wiring open circuit/short circuit to positive, TP sensor, ECM |
| 22 | Throttle position (TP) sensor -voltage low | Wiring open circuit/short circuit to ground, TP sensor, ECM |
| 23 | Ignition control module (ICM) -IC circuit malfunction | Wiring open circuit/short circuit to positive, ICM, ECM |
| 24 | Vehicle speed sensor (VSS) | Wiring open circuit/short circuit to ground, V55, ECM |
| 25 | Ignition control module (ICM) -24X signal circuit malfunction | Wiring open circuit/short circuit to ground, ICM, ECM |
| 26 | Closed throttle position (CTP) switch -voltage low | Wiring short circuit to ground, 15C actuator, ECM |
| 27 | Closed throttle position (CTP) switch -voltage high | Wiring open circuit, 15C actuator, ECM |
| 28 | Transmission range (TR) switch | Wiring open circuit/short circuit to ground, TR switch, ECM |
| 29 | Shift solenoid (SS) B | Wiring open circuit/short circuit to ground, transmission mechanical fault, 55, ECM |
| 30 | Idle speed (ISC) actuator | Wiring open circuit/short circuit to ground, throttle valve tight/sticking, 15C actuator, ECM |
| 31 | Manifold absolute pressure (MAP) sensor -voltage high, low vacuum indicated | Wiring short circuit to positive, hose blockedlleaking, MAP sensor, ECM |
| 32 | Manifold absolute pressure (MAP) sensor -voltage low, high vacuum indicated | Wiring open circuit/short circuit to ground, MAP sensor, ECM |
| 33 | Brake pedal position switch (BPP) -extended travel contacts -circuit malfunction | Wiring, AB5 |
| 34 | Manifold absolute pressure (MAP) sensor, low vacuum indicated | Wiring open circuit, vacuum leak, ECM |
| 35 | Ignition control module (ICM) -reference low circuit malfunction | Wiring open circuit/short circuit to positive, ICM, ECM |
| 36 | Exhaust gas recirculation (EGR) solenoid position sensor | Wiring open circuit/short circuit to groundl short circuit to positive, EGR valve, ECM |
| 37 | Intake air temperature (IAT) sensor -high temperature indicated | Wiring short circuit to ground, IAT sensor, ECM |
| 38 | Intake air temperature (IAT) sensor -low temperature indicated | Wiring open circuit, IAT sensor, ECM |
| 39 | Torque converter clutch (TCC) -not engaging | Wiring open circuit/short circuit to ground, BPP switch (TCC), supply wire, TCC solenoid, transmission mechanical fault, ECM |
| 40 | Power steering pressure (PSP) switch -open circuit | Wiring open circuit/short circuit to ground, PSP switch, ECM |
| 41 | Ignition control module (ICM) -camshaft position (CMP) signal | Wiring open circuit/short circuit to ground, CMP sensor, ICM, ECM |
| 42 | Heated oxygen sensor (H02S) 1, bank 2 -mixture lean | Wiring short circuit to ground, injector(s) blocked, fuel contamination, fuel pressure low, exhaust system leaking, H02S |
| 43 | Heated oxygen sensor (H02S) 1, bank 2 -mixture rich | Wiring open circuit, fuel pressure high, injector(s) leaking, H02S contamination, EVAP canister purge valve, TP sensor, EGR system, H02S |
| 44 | Heated oxygen sensor (H02S) 1, bank 1 mixture lean | Wiring short circuit to ground, injector(s) blocked, fuel contamination, fuel pressure low, exhaust system leaking, H02S |
| 45 | Heated oxygen sensor (H02S) 1, bank 1 mixture rich | Wiring open circuit, fuel pressure high, injector(s) leaking, H02S contamination, EVAP canister purge valve, TP sensor, EGR system, H02S |
| 46 | Long term fuel trim -imbalance bank 1/ bank 2 | Injector(s) leaking, H02S, intake/exhaust system leaking |
| 48 | Exhaust gas recirculation (EGR) valve -flow | Wiring open circuit/short circuit to ground, EGR system blocked, EGR valve, ECM |
| 51 | Engine control module (ECM) -PROM | Insecure PROM, incorrect PROM, ECM |
| 52 | Engine control module (ECM) -memory reset | Battery disconnected, wiring |
| 53 | Ignition control module (ICM) -4X reference circuit malfunction | Wiring open circuit/short circuit to ground, ICM, ECM |
| 55 | Closed throttle position (CPT) -range | Throttle valve tight/sticking, ISC actuator, TP sensor, cruise control cable |
| 56 | Turbine shaft speed (TSS) sensor -circuit malfunction | Wiring, TSS sensor, ECM |
| 57 | Transmission fluid temperature (TFT) sensor -high temperature indicated | Wiring short circuit to ground, TFT sensor, ECM |
| 58 | Immobilizer control module -fuel enable signal | Wiring open circuit/short circuit to ground, immobilizer control module, ECM |
| 59 | Transmission fluid temperature (TFT) sensor -low temperature indicated | Wiring open circuit, TFT sensor, ECM |
| 60 | Park/neutral input with cruise control engaged | Driver error, wiring open circuit/short circuit to ground, TFP switch |
| 61 | Cruise control vent solenoid | Wiring open circuit/short circuit to ground/ short circuit to positive, cruise control vent solenoid, cruise control servo, ECM |
| 62 | Cruise control vacuum solenoid | Wiring open circuit/short circuit to ground/ short circuit to positive, cruise control vacuum solenoid, cruise control servo, ECM |
| 63 | Cruise control -set speed/vehicle speed mismatch | Wiring open circuit/short circuit to ground! short circuit to positive, hoses leaking, cruise control servo, ECM |
| 64 | Cruise control -acceleration too high | Slippery road conditions |
| 65 | Cruise control servo position sensor -circuit malfunction | Wiring open circuit/short circuit to ground/ short circuit to positive, cruise control servo, ECM |
| 66 | Cruise control -engine speed too high | Slippery road conditions, transmission mechanical fault |
| 67 | Cruise control switch -circuit malfunction | Wiring open circuit/short circuit to ground/ short circuit to positive, cruise control switch, ECM |
| 68 | Cruise control servo position sensor -range | Wiring, hoses blocked/leaking, brake pedal vacuum valve, cruise control servo, ECM |
| 69 | Cruise control disabled -TCS active | Slippery road conditions |
| 70 | Throttle position (TP) sensor -circuit malfunction | Wiring open circuit/short circuit to ground! short circuit to positive, TP sensor |
| 71 | Manifold absolute pressure (MAP) sensor -circuit malfunction | Wiring open circuit/short circuit to ground! short circuit to positive, MAP sensor |
| 73 | Engine coolant temperature (ECT) sensor -circuit malfunction | Wiring open cirCUit/short circuit to ground! short circuit to positive, ECT sensor |
| 74 | Intake air temperature (IAT) sensor -circuit malfunction | Wiring open circuit/short circuit to ground! short circuit to positive, IAT sensor |
| 75 | Vehicle speed sensor (VSS) -circuit malfunction | Wiring open circuit/short circuit, VSS |
| 76 | Transmission pressure control (PC) solenoid -circuit malfunction | Wiring, PC solenoid, ECM |
| 80 | Thro,ttle position (TP) sensor -idle learned incomplete | TP sensor/idle learn procedure not completed |
| 83 | Ignition control module (ICM) -4X124X signal circuit malfunction | Electromagnetic interferenc~, wiring, CKP sensor(s), ICM, ECM |
| 85 | Idle learn throttle position -maximum position | Throttle valve tight/sticking, TP sensor, ISC actuator |
| 86 | Transmission gear ratio | Turbine shaft speed (TSS) sensor, VSS, transmission mechanical fault, ECM |
| 88 | Torque converter clutch (TCC) -stuck ON | Wiring short circuit to ground, transmission internal wiring, TCC solenoid, ECM |
| 89 | Extended shift -adaptation limit reached | Transmission mechanical fault |
| 90 | Brake pedal position (BPP) switch TCC | Wiring open circuit/short circuit to ground, incorrectly adjusted, BPP switch, ECM |
| 91 | Park/neutral position (PNP) switch -circuit malfunction | Wiring open circuit/short circuit to ground, incorrectly adjusted, PNP switch, ECM |
| 93 | Traction control system (TCS) -torque request circuit – | Wiring open circuit/short circuit to ground/ short circuit to positive, ABS control module trouble code(s) stored, ECM |
| 94 | Shift solenoid (SS) A -ratio problem | Wiring open circuit/short circuit to ground, SS, transmission mechanical fault, ECM |
| 95 | Engine stall or near stall detected | ECM trouble code(s) stored, wiring, mechanical fault, transmission mechanical fault |
| 96 | Torque converter clutch (TCC) -over stressed | ECM trouble codes stored, driver error |
| 99 | Cruise control servo -position high after disengagement | Wiring, throttle valve tight/sticking, cruise control servo |
| 106 | Brake pedal position (BPP) switch, brake lamps -circuit malfunction | Wiring, BPP switch |
| 108 | Engine control module (ECM) -PROM | Insecure PROM, incorrect PROM |
| 109 | Engine control module (ECM) -memory reset | Battery disconnected, wiring |
| 110 | Alternator ‘L’ terminal -circuit malfunction | Wiring open circuit/short circuit to ground, alternator, battery temperature sensor, ECM |
| 112 | Engine control module (ECM) -EEPROM | ECM |
| 117 | Shift solenoid (SS) A/B -circuit malfunction | Wiring open circuit/short circuit to ground, transmission mechanical fault, ECM |
| 119 | Injector -circuit malfunction | Wiring open circuit/short circuit to ground, injectors, ECM |
| 120 | A/C refrigerant temperature sensor low pressure side -circuit malfunction | Wiring open circuit/short circuit to ground, NC refrigerant temperature sensor, ECM |
| 121 | A/C refrigerant temperature sensor high pressure side -circuit malfunction | Wiring open circuit/short circuit to ground, A/C refrigerant temperature sensor, ECM |
| 122 | Engine coolant temperature -high with A/C request | Cooling system |
| 123 | Low A/C refrigerant charge | Low A/C refrigerant charge, wiring open circuit/short circuit to ground/short circuit to positive, A/C refrigerant low pressure switch, A/C amplifier, ECM |
| 124 | A/C request circuit -voltage high | Wiring short circuit to positive, A/C refrigerant low pressure switch, A/C amplifier, ECM |
| 125 | A/C refrigerant high pressure switch -circuit malfunction | Wiring short circuit to ground, A/C refrigerant high pressure switch, ECM |
| 126 | A/C refrigerant pressure -high | Wiring short circuit to ground, A/C refrigerant temperature sensor (high side), A/C system |
| 128 | A/C high discharge temperature/pressure | Wiring short circuit to ground, A/C refrigerant high pressure switch, A/C compressor clutch |
| 131 | Knock sensor (KS) -test failure | Wiring, KS incorrectly fitted, KS, ECM |
| 132 | Knock sensor (KS) -circuit malfunction | Wiring open circuit/short circuit to ground/ short circuit to positive, KS incorrectly fitted, KS, insecure PROM, ECM |
| 133 | CAN data bus -ABS/TCS | Wiring, ABS control module trouble code(s) stored |
| 134 | CAN data bus -instrument panel | Wiring open circuit, instrument panel |
| 135 | CAN data bus -A/C system | Wiring open circuit, A/C amplifier |
| 136 | CAN data bus -diagnostic energy reserve module (DERM) | Wiring open circuit, DERM |
