DIAGNOSTIC TROUBLE ³ DEFINITIONS ³
³ CODES ³ ³
³ 111 ³ System Pass ³
³ 112 ³ Intake Air Temp (IAT) sensor circuit below minimum voltage/ 254øF ³
³ ³ indicated ³
³ 113 ³ Intake Air Temp (IAT) sensor circuit above maximum voltage/ -40øF ³
³ ³ indicated ³
³ 114 ³ Intake Air Temp (IAT) higher or lower than expected ³
³ 116 ³ Engine Coolant Temp (ECT) higher or lower than expected ³
³ 117 ³ Engine Coolant Temp (ECT) sensor circuit below minimum voltage/ 254øF ³
³ ³ indicated ³
³ 118 ³ Engine Coolant Temp (ECT) sensor circuit above maximum voltage/ -40øF ³
³ ³ indicated ³
³ 121 ³ Closed throttle voltage higher or lower than expected ³
³ 121 ³ Indicates throttle position voltage inconsistent with the MAF sensor ³
³ 122 ³ Throttle Position (TP) sensor circuit below minimum voltage ³
³ 123 ³ Throttle Position (TP) sensor circuit above maximum voltage ³
³ 124 ³ Throttle Position (TP) sensor voltage higher than expected ³
³ 125 ³ Throttle Position (TP) sensor voltage lower than expected ³
³ 126 ³ MAP/BARO sensor higher or lower than expected ³
³ 128 ³ MAP sensor vacuum hose damaged/disconnected ³
³ 129 ³ Insufficient MAP/Mass Air Flow (MAF) change during dynamic response ³
³ ³ test KOER ³
³ 136 ³ Lack of Heated Oxygen Sensor (HO2S-2) switch during KOER, indicates ³
³ ³ lean (Bank #2) ³
³ 137 ³ Lack of Heated Oxygen Sensor (HO2S-2) switch during KOER, indicates ³
³ ³ rich (Bank #2) ³
³ 138 ³ Cold Start Injector (CSI) flow insufficient KOER ³
³ 139 ³ No Heated Oxygen Sensor (HO2S-2) switches detected (Bank #2) ³
³ 144 ³ No Heated Oxygen Sensor (HO2S-1) switches detected (Bank #1) ³
³ 157 ³ Mass Air Flow (MAF) sensor circuit below minimum voltage ³
³ 158 ³ Mass Air Flow (MAF) sensor circuit above maximum voltage ³
³ 159 ³ Mass Air Flow (MAF) higher or lower than expected ³
³ 167 ³ Insufficient throttle position change during dynamic response test ³
³ ³ KOER ³
³ 171 ³ Fuel system at adaptive limits, Heated Oxygen Sensor (HO2S-1) unable ³
³ ³ to switch (Bank #1) ³
³ 172 ³ Lack of Heated Oxygen Sensor (HO2S-1) switches, indicates lean (Bank ³
³ ³ #1) ³
³ 173 ³ Lack of Heated Oxygen Sensor (HO2S-1) switches, indicates rich (Bank ³
³ ³ #1) ³
³ 175 ³ Fuel system at adaptive limits, Heated Oxygen Sensor (HO2S-2) unable ³
³ ³ to switch (Bank #2) ³
³ 176 ³ Lack of Heated Oxygen Sensor (HO2S-2) switches, indicates lean (Bank ³
³ ³ #2) ³
³ 177 ³ Lack of Heated Oxygen Sensor (HO2S-2) switches, indicates rich (Bank ³
³ ³ #2) ³
³ 179 ³ Fuel system at lean adaptive limit at part throttle, system rich ³
³ ³ (Bank #1) ³
³ 181 ³ Fuel system at rich adaptive limit at part throttle, system lean ³
³ ³ (Bank #1) ³
³ 184 ³ Mass Air Flow (MAF) higher than expected ³
³ 185 ³ Mass Air Flow (MAF) lower than expected ³
³ 186 ³ Injector pulsewidth higher than expected (with BARO sensor) ³
³ 186 ³ Injector pulsewidth higher or MAF lower than expected (without BARO ³
³ ³ sensor) ³
³ 187 ³ Injector pulsewidth lower than expected (with BARO sensor) ³
³ 187 ³ Injector pulsewidth lower or MAF higher than expected (without BARO ³
³ ³ sensor) ³
³ 188 ³ Fuel system at lean adaptive limit at part throttle, system rich ³
³ ³ (Bank #2) ³
³ 189 ³ Fuel system at rich adaptive limit at part throttle, system lean ³
³ ³ (Bank #2) ³
³ 193 ³ Flexible Fuel (FF) sensor circuit failure ³
³ 211 ³ Profile Ignition Pickup (PIP) circuit failure ³
³ 212 ³ Loss of Ignition Diagnostic Monitor (IDM) input to PCM/SPOUT circuit ³
³ ³ grounded ³
³ 213 ³ SPOUT circuit open ³
³ 214 ³ Cylinder Identification (CID) circuit failure ³
³ 215 ³ PCM detected coil 1 primary circuit failure (EI) ³
³ 216 ³ PCM detected coil 2 primary circuit failure (EI) ³
³ 217 ³ PCM detected coil 3 primary circuit failure (EI) ³
³ 218 ³ Loss of Ignition Diagnostic Monitor (IDM) signal-left side (dual plug ³
³ ³ EI) ³
³ 219 ³ Spark timing defaulted to 10 degrees-SPOUT circuit open (EI) ³
³ 221 ³ Spark timing error (EI) ³
³ 222 ³ Loss of Ignition Diagnostic Monitor (IDM) signal-right side (dual ³
³ ³ plug EI) ³
³ 223 ³ Loss of Dual Plug Inhibit (DPI) control (dual plug EI) ³
³ 224 ³ PCM detected coil 1, 2, 3 or 4 primary circuit failure (dual plug EI) ³
³ 225 ³ Knock not sensed during dynamic response test KOER ³
³ 226 ³ Ignition Diagnostic Module (IDM) signal not received (EI) ³
³ 232 ³ PCM detected coil 1, 2, 3 or 4 primary circuit failure (EI) ³
³ 238 ³ PCM detected coil 4 primary circuit failure (EI) ³
³ 241 ³ ICM to PCM IDM pulsewidth transmission error (EI) ³
³ 244 ³ CID circuit fault present when cylinder balance test requested ³
³ 311 ³ AIR system inoperative during KOER (Bank #1 w/dual HO2S) ³
³ 312 ³ AIR misdirected during KOER ³
³ 313 ³ AIR not bypassed during KOER ³
³ 314 ³ AIR system inoperative during KOER (Bank #2 w/dual HO2S) ³
³ 326 ³ EGR (PFE/DPFE) circuit voltage lower than expected ³
³ 327 ³ EGR (EVP/PFE/DPFE) circuit below minimum voltage ³
³ 328 ³ EGR (EVP) closed valve voltage lower than expected ³
³ 332 ³ Insufficient EGR flow detected (EVP/PFE/DPFE) ³
³ 334 ³ EGR (EVP) closed valve voltage higher than expected ³
³ 335 ³ EGR (PFE/DPFE) sensor voltage higher or lower than expected during ³
³ ³ KOEO ³
³ 336 ³ Exhaust pressure high/EGR (PFE/DPFE) circuit voltage higher than ³
³ ³ expected ³
³ 337 ³ EGR (EVP/PFE/DPFE) circuit above maximum voltage ³
³ 338 ³ Engine Coolant Temperature (ECT) lower than expected (thermostat ³
³ ³ test) ³
³ 339 ³ Engine Coolant Temperature (ECT) higher than expected (thermostat ³
³ ³ test) ³
³ 341 ³ Octane adjust service pin open ³
³ 411 ³ Cannot control RPM during KOER low RPM check ³
³ 412 ³ Cannot control RPM during KOER high RPM check ³
³ 415 ³ Idle Air Control (IAC) system at maximum adaptive lower limit ³
³ 416 ³ Idle Air Control (IAC) system at upper adaptive learning limit ³
³ 452 ³ Insufficient input from Vehicle Speed Sensor (VSS) to PCM ³
³ 453 ³ Servo leaking down (KOER IVSC test) ³
³ 454 ³ Servo leaking up (KOER IVSC test) ³
³ 455 ³ Insufficient RPM increase (KOER IVSC test) ³
³ 456 ³ Insufficient RPM decrease (KOER IVSC test) ³
³ 457 ³ Speed control command switch(s) circuit not functioning (KOEO IVSC ³
³ ³ test) ³
³ 458 ³ Speed control command switch(s) stuck/circuit grounded (KOEO IVSC ³
³ ³ test) ³
³ 459 ³ Speed control ground circuit open (KOEO IVSC test) ³
³ 511 ³ PCM Read Only Memory (ROM) test failure KOEO ³
³ 512 ³ PCM Keep Alive Memory (KAM) test failure ³
³ 513 ³ PCM internal voltage failure (KOEO) ³
³ 519 ³ Power Steering Pressure (PSP) switch circuit open KOEO ³
³ 521 ³ Power Steering Pressure (PSP) switch circuit did not change states ³
³ ³ KOER ³
³ 522 ³ Vehicle not in PARK or NEUTRAL during KOEO/PNP switch circuit open ³
³ 524 ³ Low speed fuel pump circuit openÄbattery to PCM ³
³ 525 ³ Indicates vehicle in gear/A/C on ³
³ 527 ³ Park/Neutral Position (PNP) switch circuit openÄA/C on KOEO ³
³ 528 ³ Clutch Pedal Position (CPP) switch circuit failure ³
³ 529 ³ Data Communication Link (DCL) or PCM circuit failure ³
³ 532 ³ Cluster Control Assembly (CCA) circuit failure ³
³ 533 ³ Data Communication Link (DCL) or Electronic Instrument Cluster (EIC) ³
³ ³ circuit failure ³
³ 536 ³ Brake On/Off (BOO) circuit failure/not actuated during KOER ³
³ 538 ³ Insufficient RPM change during KOER dynamic response test ³
³ 538 ³ Invalid cylinder balance test due to throttle movement during test ³
³ ³ (SFI only) ³
³ 538 ³ Invalid cylinder balance test due to CID circuit failure ³
³ 539 ³ A/C on/Defrost on during Self-Test ³
³ 542 ³ Fuel pump secondary circuit failure ³
³ 543 ³ Fuel pump secondary circuit failure ³
³ 551 ³ Idle Air Control (IAC) circuit failure KOEO ³
³ 552 ³ Secondary Air Injection Bypass (AIRB) circuit failure KOEO ³
³ 553 ³ Secondary Air Injection Diverter (AIRD) circuit failure KOEO ³
³ 554 ³ Fuel Pressure Regulator Control (FPRC) circuit failure ³
³ 556 ³ Fuel pump relay primary circuit failure ³
³ 557 ³ Low speed fuel pump primary circuit failure ³
³ 558 ³ EGR Vacuum Regulator (EVR) circuit failure KOEO ³
³ 559 ³ Air Conditioning On (ACON) relay circuit failure KOEO ³
³ 563 ³ High Fan Control (HFC) circuit failure KOEO ³
³ 564 ³ Fan Control (FC) circuit failure KOEO ³
³ 565 ³ Canister Purge (CANP) circuit failure KOEO ³
³ 566 ³ 3-4 shift solenoid circuit failure KOEO (A4LD) ³
³ 567 ³ Speed Control Vent (SCVNT) circuit failure (KOEO IVSC test) ³
³ 568 ³ Speed Control Vacuum (SCVAC) circuit failure (KOEO IVSC test) ³
³ 569 ³ Auxiliary Canister Purge (CANP2) circuit failure KOEO ³
³ 578 ³ A/C pressure sensor circuit shorted (VCRM module) ³
³ 579 ³ Insufficient A/C pressure change (VCRM module) ³
³ 581 ³ Power to Fan circuit over current (VCRM module) ³
³ 582 ³ Fan circuit open (VCRM module) ³
³ 583 ³ Power to Fuel pump over current (VCRM module) ³
³ 584 ³ Power ground circuit open (Pin 1) (VCRM module) ³
³ 585 ³ Power to A/C clutch over current (VCRM module) ³
³ 586 ³ A/C clutch circuit open (VCRM module) ³
³ 587 ³ Variable Control Relay Module (VCRM) communication failure ³
³ 617 ³ 1-2 shift error ³
³ 618 ³ 2-3 shift error ³
³ 619 ³ 3-4 shift error ³
³ 621 ³ Shift Solenoid 1 (SS1) circuit failure KOEO ³
³ 622 ³ Shift Solenoid 2 (SS2) circuit failure KOEO ³
³ 624 ³ Electronic Pressure Control (EPC) circuit failure ³
³ 625 ³ Electronic Pressure Control (EPC) driver open in PCM ³
³ 626 ³ Coast Clutch Solenoid (CCS) circuit failure KOEO ³
³ 627 ³ Torque Converter Clutch (TCC) solenoid circuit failure ³
³ 628 ³ Excessive converter clutch slippage ³
³ 629 ³ Torque Converter Clutch (TCC) solenoid circuit failure ³
³ 631 ³ Transmission Control Indicator Lamp (TCIL) circuit failure KOEO ³
³ 632 ³ Transmission Control Switch (TCS) circuit did not change states ³
³ ³ during KOER ³
³ 633 ³ 4x4L switch closed during KOEO ³
³ 634 ³ Manual Lever Position (MLP) voltage higher or lower than expected ³
³ 636 ³ Transmission Oil Temp (TOT) higher or lower than expected ³
³ 637 ³ Transmission Oil Temp (TOT) sensor circuit above maximum voltage/ ³
³ ³ -40øF (-40øC) indicated/circuit open ³
³ 638 ³ Transmission Oil Temp (TOT) sensor circuit below minimum voltage/ ³
³ ³ 290øF (143øC) indicated/circuit shorted ³
³ 639 ³ Insufficient input from Transmission Speed Sensor (TSS) ³
³ 641 ³ Shift Solenoid 3 (SS3) circuit failure ³
³ 643 ³ Torque Converter Clutch (TCC) circuit failure ³
³ 645 ³ Incorrect gear ratio obtained for first gear ³
³ 646 ³ Incorrect gear ratio obtained for second gear ³
³ 647 ³ Incorrect gear ratio obtained for third gear ³
³ 648 ³ Incorrect gear ratio obtained for fourth gear ³
³ 649 ³ Electronic Pressure Control (EPC) higher or lower than expected ³
³ 651 ³ Electronic Pressure Control (EPC) circuit failure ³
³ 652 ³ Torque Converter Clutch (TCC) solenoid circuit failure ³
³ 654 ³ Manual Lever Position (MLP) sensor not indicating PARK during KOEO ³
³ 656 ³ Torque Converter Clutch continuous slip error ³
³ 657 ³ Transmission over temperature condition occurred ³
³ 998 ³ Hard fault present ****FMEM MODE**** ³
³ CODES ³ ³
³ 111 ³ System Pass ³
³ 112 ³ Intake Air Temp (IAT) sensor circuit below minimum voltage/ 254øF ³
³ ³ indicated ³
³ 113 ³ Intake Air Temp (IAT) sensor circuit above maximum voltage/ -40øF ³
³ ³ indicated ³
³ 114 ³ Intake Air Temp (IAT) higher or lower than expected ³
³ 116 ³ Engine Coolant Temp (ECT) higher or lower than expected ³
³ 117 ³ Engine Coolant Temp (ECT) sensor circuit below minimum voltage/ 254øF ³
³ ³ indicated ³
³ 118 ³ Engine Coolant Temp (ECT) sensor circuit above maximum voltage/ -40øF ³
³ ³ indicated ³
³ 121 ³ Closed throttle voltage higher or lower than expected ³
³ 121 ³ Indicates throttle position voltage inconsistent with the MAF sensor ³
³ 122 ³ Throttle Position (TP) sensor circuit below minimum voltage ³
³ 123 ³ Throttle Position (TP) sensor circuit above maximum voltage ³
³ 124 ³ Throttle Position (TP) sensor voltage higher than expected ³
³ 125 ³ Throttle Position (TP) sensor voltage lower than expected ³
³ 126 ³ MAP/BARO sensor higher or lower than expected ³
³ 128 ³ MAP sensor vacuum hose damaged/disconnected ³
³ 129 ³ Insufficient MAP/Mass Air Flow (MAF) change during dynamic response ³
³ ³ test KOER ³
³ 136 ³ Lack of Heated Oxygen Sensor (HO2S-2) switch during KOER, indicates ³
³ ³ lean (Bank #2) ³
³ 137 ³ Lack of Heated Oxygen Sensor (HO2S-2) switch during KOER, indicates ³
³ ³ rich (Bank #2) ³
³ 138 ³ Cold Start Injector (CSI) flow insufficient KOER ³
³ 139 ³ No Heated Oxygen Sensor (HO2S-2) switches detected (Bank #2) ³
³ 144 ³ No Heated Oxygen Sensor (HO2S-1) switches detected (Bank #1) ³
³ 157 ³ Mass Air Flow (MAF) sensor circuit below minimum voltage ³
³ 158 ³ Mass Air Flow (MAF) sensor circuit above maximum voltage ³
³ 159 ³ Mass Air Flow (MAF) higher or lower than expected ³
³ 167 ³ Insufficient throttle position change during dynamic response test ³
³ ³ KOER ³
³ 171 ³ Fuel system at adaptive limits, Heated Oxygen Sensor (HO2S-1) unable ³
³ ³ to switch (Bank #1) ³
³ 172 ³ Lack of Heated Oxygen Sensor (HO2S-1) switches, indicates lean (Bank ³
³ ³ #1) ³
³ 173 ³ Lack of Heated Oxygen Sensor (HO2S-1) switches, indicates rich (Bank ³
³ ³ #1) ³
³ 175 ³ Fuel system at adaptive limits, Heated Oxygen Sensor (HO2S-2) unable ³
³ ³ to switch (Bank #2) ³
³ 176 ³ Lack of Heated Oxygen Sensor (HO2S-2) switches, indicates lean (Bank ³
³ ³ #2) ³
³ 177 ³ Lack of Heated Oxygen Sensor (HO2S-2) switches, indicates rich (Bank ³
³ ³ #2) ³
³ 179 ³ Fuel system at lean adaptive limit at part throttle, system rich ³
³ ³ (Bank #1) ³
³ 181 ³ Fuel system at rich adaptive limit at part throttle, system lean ³
³ ³ (Bank #1) ³
³ 184 ³ Mass Air Flow (MAF) higher than expected ³
³ 185 ³ Mass Air Flow (MAF) lower than expected ³
³ 186 ³ Injector pulsewidth higher than expected (with BARO sensor) ³
³ 186 ³ Injector pulsewidth higher or MAF lower than expected (without BARO ³
³ ³ sensor) ³
³ 187 ³ Injector pulsewidth lower than expected (with BARO sensor) ³
³ 187 ³ Injector pulsewidth lower or MAF higher than expected (without BARO ³
³ ³ sensor) ³
³ 188 ³ Fuel system at lean adaptive limit at part throttle, system rich ³
³ ³ (Bank #2) ³
³ 189 ³ Fuel system at rich adaptive limit at part throttle, system lean ³
³ ³ (Bank #2) ³
³ 193 ³ Flexible Fuel (FF) sensor circuit failure ³
³ 211 ³ Profile Ignition Pickup (PIP) circuit failure ³
³ 212 ³ Loss of Ignition Diagnostic Monitor (IDM) input to PCM/SPOUT circuit ³
³ ³ grounded ³
³ 213 ³ SPOUT circuit open ³
³ 214 ³ Cylinder Identification (CID) circuit failure ³
³ 215 ³ PCM detected coil 1 primary circuit failure (EI) ³
³ 216 ³ PCM detected coil 2 primary circuit failure (EI) ³
³ 217 ³ PCM detected coil 3 primary circuit failure (EI) ³
³ 218 ³ Loss of Ignition Diagnostic Monitor (IDM) signal-left side (dual plug ³
³ ³ EI) ³
³ 219 ³ Spark timing defaulted to 10 degrees-SPOUT circuit open (EI) ³
³ 221 ³ Spark timing error (EI) ³
³ 222 ³ Loss of Ignition Diagnostic Monitor (IDM) signal-right side (dual ³
³ ³ plug EI) ³
³ 223 ³ Loss of Dual Plug Inhibit (DPI) control (dual plug EI) ³
³ 224 ³ PCM detected coil 1, 2, 3 or 4 primary circuit failure (dual plug EI) ³
³ 225 ³ Knock not sensed during dynamic response test KOER ³
³ 226 ³ Ignition Diagnostic Module (IDM) signal not received (EI) ³
³ 232 ³ PCM detected coil 1, 2, 3 or 4 primary circuit failure (EI) ³
³ 238 ³ PCM detected coil 4 primary circuit failure (EI) ³
³ 241 ³ ICM to PCM IDM pulsewidth transmission error (EI) ³
³ 244 ³ CID circuit fault present when cylinder balance test requested ³
³ 311 ³ AIR system inoperative during KOER (Bank #1 w/dual HO2S) ³
³ 312 ³ AIR misdirected during KOER ³
³ 313 ³ AIR not bypassed during KOER ³
³ 314 ³ AIR system inoperative during KOER (Bank #2 w/dual HO2S) ³
³ 326 ³ EGR (PFE/DPFE) circuit voltage lower than expected ³
³ 327 ³ EGR (EVP/PFE/DPFE) circuit below minimum voltage ³
³ 328 ³ EGR (EVP) closed valve voltage lower than expected ³
³ 332 ³ Insufficient EGR flow detected (EVP/PFE/DPFE) ³
³ 334 ³ EGR (EVP) closed valve voltage higher than expected ³
³ 335 ³ EGR (PFE/DPFE) sensor voltage higher or lower than expected during ³
³ ³ KOEO ³
³ 336 ³ Exhaust pressure high/EGR (PFE/DPFE) circuit voltage higher than ³
³ ³ expected ³
³ 337 ³ EGR (EVP/PFE/DPFE) circuit above maximum voltage ³
³ 338 ³ Engine Coolant Temperature (ECT) lower than expected (thermostat ³
³ ³ test) ³
³ 339 ³ Engine Coolant Temperature (ECT) higher than expected (thermostat ³
³ ³ test) ³
³ 341 ³ Octane adjust service pin open ³
³ 411 ³ Cannot control RPM during KOER low RPM check ³
³ 412 ³ Cannot control RPM during KOER high RPM check ³
³ 415 ³ Idle Air Control (IAC) system at maximum adaptive lower limit ³
³ 416 ³ Idle Air Control (IAC) system at upper adaptive learning limit ³
³ 452 ³ Insufficient input from Vehicle Speed Sensor (VSS) to PCM ³
³ 453 ³ Servo leaking down (KOER IVSC test) ³
³ 454 ³ Servo leaking up (KOER IVSC test) ³
³ 455 ³ Insufficient RPM increase (KOER IVSC test) ³
³ 456 ³ Insufficient RPM decrease (KOER IVSC test) ³
³ 457 ³ Speed control command switch(s) circuit not functioning (KOEO IVSC ³
³ ³ test) ³
³ 458 ³ Speed control command switch(s) stuck/circuit grounded (KOEO IVSC ³
³ ³ test) ³
³ 459 ³ Speed control ground circuit open (KOEO IVSC test) ³
³ 511 ³ PCM Read Only Memory (ROM) test failure KOEO ³
³ 512 ³ PCM Keep Alive Memory (KAM) test failure ³
³ 513 ³ PCM internal voltage failure (KOEO) ³
³ 519 ³ Power Steering Pressure (PSP) switch circuit open KOEO ³
³ 521 ³ Power Steering Pressure (PSP) switch circuit did not change states ³
³ ³ KOER ³
³ 522 ³ Vehicle not in PARK or NEUTRAL during KOEO/PNP switch circuit open ³
³ 524 ³ Low speed fuel pump circuit openÄbattery to PCM ³
³ 525 ³ Indicates vehicle in gear/A/C on ³
³ 527 ³ Park/Neutral Position (PNP) switch circuit openÄA/C on KOEO ³
³ 528 ³ Clutch Pedal Position (CPP) switch circuit failure ³
³ 529 ³ Data Communication Link (DCL) or PCM circuit failure ³
³ 532 ³ Cluster Control Assembly (CCA) circuit failure ³
³ 533 ³ Data Communication Link (DCL) or Electronic Instrument Cluster (EIC) ³
³ ³ circuit failure ³
³ 536 ³ Brake On/Off (BOO) circuit failure/not actuated during KOER ³
³ 538 ³ Insufficient RPM change during KOER dynamic response test ³
³ 538 ³ Invalid cylinder balance test due to throttle movement during test ³
³ ³ (SFI only) ³
³ 538 ³ Invalid cylinder balance test due to CID circuit failure ³
³ 539 ³ A/C on/Defrost on during Self-Test ³
³ 542 ³ Fuel pump secondary circuit failure ³
³ 543 ³ Fuel pump secondary circuit failure ³
³ 551 ³ Idle Air Control (IAC) circuit failure KOEO ³
³ 552 ³ Secondary Air Injection Bypass (AIRB) circuit failure KOEO ³
³ 553 ³ Secondary Air Injection Diverter (AIRD) circuit failure KOEO ³
³ 554 ³ Fuel Pressure Regulator Control (FPRC) circuit failure ³
³ 556 ³ Fuel pump relay primary circuit failure ³
³ 557 ³ Low speed fuel pump primary circuit failure ³
³ 558 ³ EGR Vacuum Regulator (EVR) circuit failure KOEO ³
³ 559 ³ Air Conditioning On (ACON) relay circuit failure KOEO ³
³ 563 ³ High Fan Control (HFC) circuit failure KOEO ³
³ 564 ³ Fan Control (FC) circuit failure KOEO ³
³ 565 ³ Canister Purge (CANP) circuit failure KOEO ³
³ 566 ³ 3-4 shift solenoid circuit failure KOEO (A4LD) ³
³ 567 ³ Speed Control Vent (SCVNT) circuit failure (KOEO IVSC test) ³
³ 568 ³ Speed Control Vacuum (SCVAC) circuit failure (KOEO IVSC test) ³
³ 569 ³ Auxiliary Canister Purge (CANP2) circuit failure KOEO ³
³ 578 ³ A/C pressure sensor circuit shorted (VCRM module) ³
³ 579 ³ Insufficient A/C pressure change (VCRM module) ³
³ 581 ³ Power to Fan circuit over current (VCRM module) ³
³ 582 ³ Fan circuit open (VCRM module) ³
³ 583 ³ Power to Fuel pump over current (VCRM module) ³
³ 584 ³ Power ground circuit open (Pin 1) (VCRM module) ³
³ 585 ³ Power to A/C clutch over current (VCRM module) ³
³ 586 ³ A/C clutch circuit open (VCRM module) ³
³ 587 ³ Variable Control Relay Module (VCRM) communication failure ³
³ 617 ³ 1-2 shift error ³
³ 618 ³ 2-3 shift error ³
³ 619 ³ 3-4 shift error ³
³ 621 ³ Shift Solenoid 1 (SS1) circuit failure KOEO ³
³ 622 ³ Shift Solenoid 2 (SS2) circuit failure KOEO ³
³ 624 ³ Electronic Pressure Control (EPC) circuit failure ³
³ 625 ³ Electronic Pressure Control (EPC) driver open in PCM ³
³ 626 ³ Coast Clutch Solenoid (CCS) circuit failure KOEO ³
³ 627 ³ Torque Converter Clutch (TCC) solenoid circuit failure ³
³ 628 ³ Excessive converter clutch slippage ³
³ 629 ³ Torque Converter Clutch (TCC) solenoid circuit failure ³
³ 631 ³ Transmission Control Indicator Lamp (TCIL) circuit failure KOEO ³
³ 632 ³ Transmission Control Switch (TCS) circuit did not change states ³
³ ³ during KOER ³
³ 633 ³ 4x4L switch closed during KOEO ³
³ 634 ³ Manual Lever Position (MLP) voltage higher or lower than expected ³
³ 636 ³ Transmission Oil Temp (TOT) higher or lower than expected ³
³ 637 ³ Transmission Oil Temp (TOT) sensor circuit above maximum voltage/ ³
³ ³ -40øF (-40øC) indicated/circuit open ³
³ 638 ³ Transmission Oil Temp (TOT) sensor circuit below minimum voltage/ ³
³ ³ 290øF (143øC) indicated/circuit shorted ³
³ 639 ³ Insufficient input from Transmission Speed Sensor (TSS) ³
³ 641 ³ Shift Solenoid 3 (SS3) circuit failure ³
³ 643 ³ Torque Converter Clutch (TCC) circuit failure ³
³ 645 ³ Incorrect gear ratio obtained for first gear ³
³ 646 ³ Incorrect gear ratio obtained for second gear ³
³ 647 ³ Incorrect gear ratio obtained for third gear ³
³ 648 ³ Incorrect gear ratio obtained for fourth gear ³
³ 649 ³ Electronic Pressure Control (EPC) higher or lower than expected ³
³ 651 ³ Electronic Pressure Control (EPC) circuit failure ³
³ 652 ³ Torque Converter Clutch (TCC) solenoid circuit failure ³
³ 654 ³ Manual Lever Position (MLP) sensor not indicating PARK during KOEO ³
³ 656 ³ Torque Converter Clutch continuous slip error ³
³ 657 ³ Transmission over temperature condition occurred ³
³ 998 ³ Hard fault present ****FMEM MODE**** ³
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