SECTION 3: 3-DIGIT DIAGNOSTIC TROUBLE CODES (DTC)
Codes diplayed during Key-on/Engine-off and Key-on/Engine-on explained here
- TROUBLE CODES
- 111
- 112
- INTAKE AIR TEMP (IAT) Sensor circuit below minimum voltage 254 degrees F
- 113
- INTAKE AIR TEMP (IAT) Sensor circuit above maximum voltage -40 degrees F
- 114
- INTAKE AIR TEMP (IAT) higher or lower than expected
- 116
- ENGINE COOLANT TEMP (ECT) higher or lower than expected
- 117
- ENGINE COOLANT TEMP (ECT) sensor circuit below minimum voltage 254 degrees F
- 118
- ENGINE COOLANT TEMP (ECT) sensor circuit above maximum voltage -40 degrees F
- 121
- Closed THROTTLE voltage higher or lower than expected
- Indicates THROTTLE position voltage inconsistant with MAF sensor higher or lower than expected
- 122
- THROTTLE POSITION (TP) sensor circuit below minimum voltage
- 123
- THROTTLE POSITION (TP) sensor circuit above maximum voltage
- 124
- THROTTLE POSITION (TP) sensor voltage higher than expected
- 125
- THROTTLE POSITION (TP) sensor voltage lower than expected
- 126
- MAP/BARO sensor higher or lower than expected
- 128
- MAP sensor vacuum hose damaged/disconnected
- 129
- Insufficient MAP/Mass Air Flow (MAF) change during dynamic response test KOER
- 136
- Lack of Heated Oxygen Sensor (HO2S-2) switch during KOER indicates LEAN (Bank #2)
- 137
- Lack of Heated Oxygen Sensor (HO2S-2) switch during KOER indicates RICH (Bank #2)
- 139
- No Heated Oxygen Sensor (HO2S-2) switches detected (Bank #2)
- 141
- FUEL SYSTEM indicates LEAN
- 144
- No Heated Oxygen Sensor (HO2S-2) switches detected (Bank #1)
- 157
- MASS AIR FLOW (MAF) sensor BELOW minimum voltage
- 158
- MASS AIR FLOW (MAF) sensor ABOVE maximum voltage
- Indicates THROTTLE position voltage inconsistant with MAF sensor higher or lower than expected
- 159
- MASS AIR FLOW (MAF) sensor higher or lower than expected
- 167
- Insufficient throttle position change during dynamic response test (KOER)
- 171
- FUEL system at adaptive limits, Heated Oxygen Sensor (H02S-1) unable to switch (Bank #1)
- 172
- Lack of Heated Oxygen Sensor (H02S-1) switches, indicates LEAN (Bank #1)
- 173
- Lack of Heated Oxygen Sensor (H02S-1) switches, indicates RICH (Bank #1)
- 175
- FUEL system at adaptive limits, Heated Oxygen Sensor (H02S-1) unable to switch (Bank #2)
- 176
- Lack of Heated Oxygen Sensor (H02S-1) switches, indicates LEAN (Bank #2)
- 177
- Lack of Heated Oxygen Sensor (H02S-1) switches, indicates RICH (Bank #2)
- 179
- FUEL SYSTEM at lean adaptive limit at part throttle, system RICH (Bank #1)
- 181
- FUEL SYSTEM at rich adaptive limit at part throttle, system LEAN (Bank #1)
- 184
- Mass Air Flow (MAF) higher than expected
- 185
- Mass Air Flow (MAF) lower than expected
- 186
- Injector pulsewidth higher than expected (with BARO sensor)
- Injector pulsewidth higher or MAF lower than expected (without BARO sensor)
- 187
- Injector pulsewidth lower than expected (with BARO sensor)
- Injector pulsewidth lower or MAF higher than expected (without BARO sensor)
- 188
- Fuel system at lean adaptive limit at part throttle, system RICH (Bank #2)
- 189
- Fuel sytem at rich adaptive limit at part throttle, sytem LEAN (Bank #2)
- 193
- Flexible Fuek (FF) sensor circuit failure.
- 211
- Profile Ignition Pickup (PIP) circuit failure
- 212
- Loss of Ignition Diagnostic Monitor (IDM) input to PCM/SPOUT circuit grounded
- 213
- 214
- Cylinder Identification (CID) circuit failure
- 215
- PCM detected coil 1 primary circuit failure (ET)
- 216
- PCM detected coil 2 primary circuit failure (EI)
- 217
- PCM detected coil 3 primary circuit failure (EI)
- 218
- Loss of Ignition Diagnostic Monitor (IDM) signal-left side (dual plug ET)
- 219
- Spark timing defaulted to 10 degrees-SPOUT circuit open (EI)
- 221
- 222
- Loss of Ignition Diagnostic Monitor (IDM) signal-right side (dual plug EI)
- 223
- Loss of Dual Plug Inhibit (DPI) control (dual plug EI)
- 224
- PCM detected coil 1, 2, 3, or 4 primary circuit failure (dual plug EI)
- 225
- Knock not sensed during dynamic response test KOER
- 226
- Ignition Diagnostic Module (IDM) signal not received (EI)
- 232
- PCM detected coil 1, 2, 3 or 4 primary circuit failure (EI)
- 238
- PCM detected coil 4 primary circuit failure (EI)
- 241
- ICM to PCM IDM pulsewidth transmission error (EI)
- 244
- CID circuit fault present when cylinder balance test requested
- 311
- AIR system inoperative during KOER (Bank #1 w/dual HO2S)
- 312
- AIR misdirected during KOER
- 313
- AIR not bypassed during KOER
- 314
- AIR system inoperative during KOER (Bank #2 w/dual HO2S)
- 326
- EGR (PFE/DPFE) circuit voltage lower than expected
- 327
- EGR (EGRP/EVP/PFE/DPFE) circuit below minimum voltage
- 328
- EGR (EVP) closed valve voltage lower than expected
- 332
- Insufficient EGR flow detected (EGRP/EVP/PFE/DPFE)
- 334
- EGR (EVP) closed valve voltage higher than expected
- 335
- EGR (PFE/DPFE) sensor voltage higher or lower than expected during KOER
- 336
- Exhaust pressure high/EGR (PFE/DPFE) circuit voltage higher than expected
- 337
- EGR (EGRP/EVP/PFE/DPFE) circuit above maximum voltage
- 338
- Engine Coolant Temperature (ECT) lower than expected (thermostat test)
- 339
- Engine Coolant Temperature (ECT) higher than expected (thermostat test)
- 341
- Octane adjust service pin open
- 381
- Frequent A/C clutch cycling
- 411
- Cannot control RPM during KOER low RPM check
- 412
- Cannot control RPM during KOER high RPM check
- 415
- Idle Air Control (IAC) system at maximum adaptive lower limit
- 416
- Idle Air Control (IAC) system at upper adaptive learning limit
- 452
- Insufficient input from Vehicle Speed Sensor (VSS) to PCM
- 453
- Servo leaking down (KOER IVSC test)
- 454
- Servo leaking up (KOER IVSC test)
- 455
- Insufficient RPM increase (KOER IVSC test)
- 456
- Insufficient RPM decrease (KOER IVSC test)
- 457
- Speed control command switch(s) circuit not functioning (KOER IVSC test)
- 458
- Speed control command switch(s) stuck/circuit grounded (KOER IVSC test)
- 459
- Speed control ground circuit open (KOER IVSC test)
- 511
- PCM Read Only Memory (ROM) test failure KOEO
- 512
- PCM Keep Alive Memory (RAM) test failure
- 513
- PCM internal voltage failure (KOER)
- 519
- Power Steering Pressure (PSP) switch circuit did not change states KOER
- 521
- Power Steering Pressure (PSP) switch circuit did not change states KOER
- 522
- Vehicle not in PARK or NEUTRAL during KOEO/PNP switch circuit open
- 524
- Low speed fuel pump circuit open-battery to PCM
- 525
- Indicates vehicle in gear/A/C on
- 527
- Park/Neutral Position (PNP) switch circuit open-A/C on KOEO
- 528
- Clutch Pedal Position (CPP) switch circuit failure
- 529
- Data Communication Link (DCL) or PCM circuit failure
- 532
- Cluster Control Assembly (CCA) circuit failure
- 533
- Data Communication Link (DCL) or Electronic Instrument Cluster (EIC) circuit failure
- 536
- Brake On/Off (B00) circuit failure/not actuated during KOER
- 538
- Insufficient RPM change during KOER dynamic response test
- Invalid cylinder balance test due to throttle movement during test (SFI only)
- Invalid cylinder balance test dure to CID circuit failure
- 539
- A/C on/Defrost on during Self-Test
- 542
- Fuel Pump secondary circuit failure
- 543
- Fuel Pump secondary circuit failure
- 551
- Idle Air Control (IAC) circuit failure KOEO
- 552
- Secondary Air Injection Bypass (AIRB) circuit failure KOEO
- 553
- Secondary Air Injection Diverter (AIRD) circuit failure KOEO
- 554
- Fuel Pressure Regulator Control (FPRC) circuit failure
- 556
- Fuel Pump relay primary circuit failure
- 557
- Low speed fuel pump primary circuit failure
- 558
- EGR Vacuum Regulator (EVR) circuit failure KOEO
- 559
- Air Conditioning On (ACON) relay circuit failure KOEO
- 563
- High Fan Control (HFC) circuit failure KOEO
- 564
- Fan Control (FC) circuit failure KOEO
- 565
- Canister Purge (CANP) circuit failure KOEO
- 566
- 3-4 shift solenoid circuit failure KOEO (A4LD)
- 567
- Speed Control Vent (SCVNT) circuit failure (KOEO IVSC test)
- 568
- Speed Control Vacuum (SCVAC) circuit failure (KOEO IVSC test)
- 569
- Auxiliary Canister Purge (CANP2) circuit failure KOEO
- 571
- EGRA solenoid circuit failure KOEO
- 572
- EGRV solenoid circuit failure KOEO
- 578
- A/C pressure sensor circuit shorted
- 579
- Insufficient A/C pressure change
- 581
- Power to Fan circuit over current
- 582
- 583
- Power to Fuel pump over current
- 584
- VCRM Power ground circuit open (VCRM Pin 1)
- 585
- Power to A/C clutch over current
- 586
- 587
- Variable Control Relay Module (VCRM) communication failure
- 617
- 618
- 619
- 621
- Shift Solenoid 1 (SS1) circuit failure KOEO
- 622
- Shift Solenoid 2 (SS2) circuit failure KOEO
- 623
- Transmission Control Indicator Light (TCIL) circuit failure
- 624
- Electronic Pressure Control (EPC) circuit failure
- 625
- Electronic Pressure Control (EPC) driver open in PCM
- 626
- Coast Clutch Solenoid (CCS) circuit failure KOEO
- 627
- Torque Converter Clutch (TCC) solenoid circuit failure
- 628
- Excessive converter clutch slippage
- 629
- Torque Converter Clutch (TCC) solenoid circuit failure
- 631
- Transmission Control Indicator Lamp (TCIL) circuit failure KOEO
- 632
- Transmission Control Switch (TCS) circuit did not change states during KOEO
- 633
- 4X4L switch closed during KOEO
- 634
- Transmission Range (TR) voltage higher or lower than expected
- 636
- Transmission Fluid Temp (TFT) higher or lower than expected
- 637
- Transmission Fluid Temp (TFT) sensor circuit above maximum voltage/-40F (-40C) indicated/circuit open
- 638
- Transmission Fluid Temp (TFT) sensor circuit below minimum voltage/290 degrees F (143C) indicated/circuit shorted
- 639
- Insufficient input from Transmission Speed Sensor (TSS)
- 641
- Shift Solenoid 3 (SS3) circuit failure
- 643
- Torque Converter Clutch (TCC) circuit failure
- 645
- Incorrect gear ratio obtained for first gear
- 646
- Incorrect gear ratio obtained for second gear
- 647
- Incorrect gear ratio obtained for third gear
- 648
- Incorrect gear ratio obtained for fourth gear
- 649
- Electronic Pressure Control (EPC) higher or lower than expected
- 651
- Electronic Pressure Control (EPC) circuit failure
- 652
- Torque Converter Clutch (TCC) solenoid circuit failure
- 653
- Transmission Control Switch (TCS) did not change states during KOER
- 654
- Transmission Range (TR) sensor not indicating PARK during KOER
- 656
- Torque Converter Clutch continuous slip error
- 657
- Transmission over temperature condition occurred
- 659
- High vehicle speed in park indicated
- 667
- Transmission Range sensor circuit voltage below minimum voltage
- 668
- Transmission Range circuit voltage above maximum voltage
- 675
- Transmission Range sensor circuit voltage out of range
- 998
- Hard fault present *****FMEM MODE*****