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Computer Codes

Fault Codes

0107 BARO Barometric press sensor ckt low input Defaults to 100kPa Open/grounded circuit, biased sensor, PCM
0108 BARO Barometric press sensor ckt high input Defaults to 100kPa Circuit shorted to 5V, biased sensor, PCM
0112 IAT Intake air temp sensor ckt low input Defaults to 15°C Grounded circuit, biased sensor, PCM
0113 IAT Intake air temp sensor ckt high input Defaults to 15°C Open circuit, biased sensor, PCM, short to 5V
0122* AP Accelerator pedal sensor ckt low input Engine will only idle if hard fault Grounded circuit, biased sensor, PCM
0123* AP Accelerator pedal sensor ckt high input Engine will only idle if hard fault Open circuit, biased sensor, PCM, short to 5V
0195 EOT EOT sensor ckt malfunction (95 MY) Aborts KOER CCT test Engine not up to operating temp., leaking thermostat
0196 EOT EOT sensor ckt performance (96 MY) Aborts KOER CCT test Engine not up to operating temp., leaking thermostat
0197* EOT Engine oil temp sensor ckt low input No cold adv., fast low idle Grounded circuit, biased sensor, PCM
0198* EOT Engine oil temp sensor ckt high input No cold adv., fast low idle Open circuit, biased sensor, PCM, short to 5V
0220* IVS Throttle switch B ckt malfunction Switch test - KOER Short/open circuit, switch failure, operator, PCM
0221* IVS Throttle switch B ckt performance AP/IVS disagree - Engine will only idle if hard fault Failed pedal assembly
0235* MAP Turbo boost sensor A ckt malfnct (95 MY) Uses Inferred MAP signal Open, short to ground or 5v, faulty sensor
0236* MAP Turbo boost sensor A ckt performance Uses Inferred MAP signal Restricted inlet/exhaust/supply hose, missing hose
0237* MAP Turbo boost sensor A ckt low input Uses Inferred MAP signal Sensor, PCM (95MY) Open, short, sensor, PCM (96MY)
0238* MAP Turbo boost sensor A ckt high input (96MY) Uses Inferred MAP signal Noise, faulty sensor
0261* INJ Injector ckt low - Cylinder 1 FMEM mode, engine will run on 4 cyl. Harness short to ground
0262 INJ Injector ckt high - Cylinder 1 FMEM mode, engine will run on 4 cyl. Miswired connector or harness
0263 PCED Cylinder 1 contribution/balance fault Cylinder not contributing during CCT test Power cylinder, valve train or injector problem, circuit
0264* INJ Injector ckt low - Cylinder 2 FMEM mode, engine will run on 4 cyl. Harness short to ground
0265 INJ Injector ckt high - Cylinder 2 FMEM mode, engine will run on 4 cyl. Miswired connector or harness
0266 PCED Cylinder 2 contribution/balance fault Cylinder not contributing during CCT test Power cylinder, valve train or injector problem, circuit
0267* INJ Injector ckt low - Cylinder 3 FMEM mode, engine will run on 4 cyl. Harness short to ground
0268 INJ Injector ckt high - Cylinder 3 FMEM mode, engine will run on 4 cyl. Miswired connector or harness
0269 PCED Cylinder 3 contribution/balance fault Cylinder not contributing during CCT test Power cylinder, valve train or injector problem, circuit
0270* INJ Injector ckt low - Cylinder 4 FMEM mode, engine will run on 4 cyl. Harness short to ground
0271 INJ Injector ckt high - Cylinder 4 FMEM mode, engine will run on 4 cyl. Miswired connector or harness
0272 PCED Cylinder 4 contribution/balance fault Cylinder not contributing during CCT test Power cylinder, valve train or injector problem, circuit
0273* INJ Injector ckt low - Cylinder 5 FMEM mode, engine will run on 4 cyl. Harness short to ground
0274 INJ Injector ckt high - Cylinder 5 FMEM mode, engine will run on 4 cyl. Miswired connector or harness
0275 PCED Cylinder 5 contribution/balance fault Cylinder not contributing during CCT test Power cylinder, valve train or injector problem, circuit
0276* INJ Injector ckt low - Cylinder 6 FMEM mode, engine will run on 4 cyl. Harness short to ground
0277 INJ Injector ckt high - Cylinder 6 FMEM mode, engine will run on 4 cyl. Miswired connector or harness
0278 PCED Cylinder 6 contribution/balance fault Cylinder not contributing during CCT test Power cylinder, valve train or injector problem, circuit
0279* INJ Injector ckt low - Cylinder 7 FMEM mode, engine will run on 4 cyl. Harness short to ground
0280 INJ Injector ckt high - Cylinder 7 FMEM mode, engine will run on 4 cyl. Miswired connector or harness
0281 PCED Cylinder 7 contribution/balance fault Cylinder not contributing during CCT test Power cylinder, valve train or injector problem, circuit
0282* INJ Injector ckt low - Cylinder 8 FMEM mode, engine will run on 4 cyl. Harness short to ground
0283 INJ Injector ckt high - Cylinder 8 FMEM mode, engine will run on 4 cyl. Miswired connector or harness 0284 PCED Cylinder 8 contribution/balance fault Cylinder not contributing during CCT test Power cylinder, valve train or injector problem, circuit
0340 CMP Camshaft pos sensor ckt malfunction No CMP sensor signal detected during crank Open/grounded circuit, sensor fault, short to power
0341* CMP Camshaft pos sensor ckt performace Electrical noise detected Harness routing, charging ckt, sensor
0344 CMP Camshaft pos sensor ckt intermittent Incorrect number of CMP transition counts Harness routing, charging ckt, sensor, int ckt, improper gap
0380 GP Glow plug ckt malfunction Glow Plug Relay - KOEO OCC test Open/grounded ckt, solenoid open/shorted, failed PCM
0381 GP Glow plug indicator ckt malfunction Glow Plug Lamp - KOEO OCC test Open/grounded circuit, lamp open, failed PCM
0470 EBP Exhst press sensor ckt malfnct (96 MY) No-start or crank mode Biased sensor, open signal return
0471 EBP Exhst press sensor ckt prfrmnc (96MY) Run mode Plugged, stuck, or leaking hose
0472 EBP Exhaust press sensor ckt low input Disables back pressure device Open/grounded circuit, biased sensor, PCM
0473 EBP Exhaust press sensor ckt high input Disables back pressure device Circuit shorted to 5V, biased sensor, PCM
0475 EPR Exhst press control valve malfunction Exhaust back pressure regulator - KOEO OCC test Open/grounded ckt, solenoid open/shorted, failed PCM
0476 EPR Exhst press control valve performance Run mode and KOER on-demand test Failed/stuck EPR control, EBP fault, EPR circuit
0478 EPR Exhst press control valve high input Excessive back pressure - run mode Plugged sensor line, stuck butterfly, restricted exhaust
0500 VSS Vehicle speed sensor malfunction Sensor, circuit, PCM, PSOM, TR failure, low trans fluid
0560 PCED System voltage malfunction B+ too low for CCT test - aborts test Charging system problem/load, glow plugs still enabled
0562 PCED System voltage low May be temporary condition at crank only Low sys. voltage, charging sys., internal PCM failure
0563 PCED System voltage high May be temporary condition - 24V jump start High sys. voltage, charging sys., internal PCM failure
0565 PCED Cruise "On" signal malfunction Switch Test - KOER (Code set if cruise not present) Open/short circuit, switch, PCM, or failed to activate switch during KOER switch test Cruise control codes will be set on every switch test on vehicles not equipped with cruise control.
0566 PCED Cruise "Off" signal malfunction Switch Test - KOER (Code set if cruise not present)
0567 PCED Cruise "Resume" signal malfunction Switch Test - KOER (Code set if cruise not present)
0568 PCED Cruise "Set" signal malfunction Switch Test - KOER (Code set if cruise not present) 0569 PCED Cruise "Coast" signal malfunction Switch Test - KOER (Code set if cruise not present)
0571 BPA Brake switch A ckt malfunction Switch Test - KOER (Code set if cruise not present)
0603 PCED Powertrain Control Module KAM error No historical faults output during a KOEO test Open PCM pin, disconnected B+, faulty PCM
0605 PCED Powertrain Control Module ROM error Internal PCM failure Internal PCM failure
0606 PCED PCM processor fault PCM inactive background fault Internal PCM failure
0703 BOO Brake switch B ckt malfunction Switch Test - KOER Open/short circuit, switch, PCM, failed to activate switch during KOER switch test
0704 CPP Clutch switch input ckt malfunction Switch Test - KOER
0707** TR Trans range sensor ckt low input Short to ground in circuit, biased sensor, PCM
0708** TR Trans range sensor ckt high input Open in circuit, biased sensor, PCM, short to power
0712 TFT Trans fluid temp sensor ckt low input Short to ground, biased sensor, PCM
0713 TFT Trans fluid temp sensor ckt high input Open circuit, biased sensor, PCM, short to power