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Diagnostic Trouble Code (DTC) Definitions

DTC MESSAGES & CODES (1)

Generic Scan Tool Code DRB-III Scan Tool Message
P0107  MAP SENSOR VOLTAGE TOO LOW
P0108  MAP SENSOR VOLTAGE TOO HIGH
P0112  IAT SENSOR VOLTAGE LOW
P0113  IAT SENSOR VOLTAGE HIGH
P0117  ECT SENSOR VOLTAGE TOO LOW
P0118  ECT SENSOR VOLTAGE TOO HIGH
P0121  TPS VOLTAGE DOES NOT AGREE WITH MAP
P0122  THROTTLE POSITION SENSOR VOLTAGE LOW
P0123  THROTTLE POSITION SENSOR VOLTAGE HIGH
P0125  CLOSED LOOP TEMP NOT REACHED
P0131  1/1 O2S VOLTAGE SHORTED TO GROUND
P0132  1/1 O2 SEN SHORTED TO VOLTAGE
P0133  1/1 O2S SLOW RESPONSE
P0134 1/1 O2S STAYS AT CENTER
P0135  1/1 O2 SENSOR HEATER FAILURE
P0137 1/2 O2S VOLTS SHORTED TO GROUND
P0138 1/2 O2S SHORTED TO VOLTAGE
P0139 1/2 O2 SENSOR SLOW RESPONSE
P0141  1/2 O2 SENSOR HEATER FAILURE
P0143 1/3 O2 SEN SHORTED TO GROUND
P0144 1/3 O2 SEN SHORTED TO VOLTAGE
P0145 1/3 O2 SENSOR SLOW RESPONSE
P0147 1/3 O2 SENSOR HEATER FAILURE
P0151 2/1 O2S VOLTAGE SHORTED TO GROUND
P0152 2/1 O2S SHORTED TO VOLTAGE
P0153 2/1 O2S SLOW RESPONSE
P0155 2/1 O2S HEATER FAILURE
P0161 2/2 O2S HEATER FAILURE
P0171  1/1 FUEL SYSTEM LEAN
P0172  1/1 FUEL SYSTEM RICH
P0174 2/1 FUEL SYSTEM LEAN
P0175 2/1 FUEL SYSTEM RICH
P0201  INJECTOR #1 CONTROL CIRCUIT
P0202  INJECTOR #2 CONTROL CIRCUIT
P0203  INJECTOR #3 CONTROL CIRCUIT
P0204  INJECTOR #4 CONTROL CIRCUIT
P0205  INJECTOR #5 CONTROL CIRCUIT
P0206  INJECTOR #6 CONTROL CIRCUIT
P0207 INJECTOR #7 CONTROL CIRCUIT
P0208 INJECTOR #8 CONTROL CIRCUIT
P0209 INJECTOR #9 CONTROL CIRCUIT
P0210 INJECTOR #10 CONTROL CIRCUIT
P0300  MULTIPLE CYLINDER MISFIRE
P0301  CYLINDER #1 MISFIRE
P0302  CYLINDER #2 MISFIRE
P0303  CYLINDER #3 MISFIRE
P0304  CYLINDER #4 MISFIRE
P0305  CYLINDER #5 MISFIRE
P0306  CYLINDER #6 MISFIRE
P0307 CYLINDER #7 MISFIRE
P0308 CYLINDER #8 MISFIRE
P0309 CYLINDER #9 MISFIRE
P0310 CYLINDER #10 MISFIRE
P0320  NO CRANK REFERENCE SIGNAL AT PCM
P0340  NO CAM SIGNAL AT PCM
P0351  IGNITION COIL #1 PRIMARY CIRCUIT
P0352 IGNITION COIL #2 PRIMARY CIRCUIT
P0353 IGNITION COIL #3 PRIMARY CIRCUIT
P0354 IGNITION COIL #4 PRIMARY CIRCUIT
P0355 IGNITION COIL #5 PRIMARY CIRCUIT
P0401 EGR SYSTEM FAILURE
P0403 EGR SOLENOID CIRCUIT
P0420  1/1 CATALYTIC CONVERTER EFFICIENCY
P0441  EVAP PURGE FLOW MONITOR FAILURE
P0442  EVAP LEAK MONITOR SMALL LEAK DETECTED
P0443  EVAP PURGE SOLENOID CIRCUIT
P0455 EVAP LEAK MONITOR LARGE LEAK DETECTED
P0460  FUEL LEVEL UNIT NO CHANGE OVER MILES
P0461 FUEL LEVEL UNIT NO CHANGE OVER TIME
P0462  FUEL LEVEL SENSOR VOLTS TOO LOW
P0463  FUEL LEVEL SENSOR VOLTS TOO HIGH
P0500  NO VEHICLE SPEED SENSOR SIGNAL
P0505  IAC MOTOR CIRCUIT
P0505B IAC MOTOR CIRCUIT
P0505C IAC MOTOR CIRCUIT
P0505D IAC MOTOR CIRCUIT
P0505E IAC MOTOR CIRCUIT
P0522  OIL PRESSURE SENSOR LOW
P0523  OIL PRESSURE SENSOR HIGH
P0551  POWER STEERING SWITCH FAILURE
P0600  PCM FAILURE SPI COMMUNICATIONS
P0601  INTERNAL CONTROLLER FAILURE
P0602 ECM FUELING CALIBRATION ERROR
P0606 ECM FAILURE
P0622  GENERATOR FIELD NOT SWITCHING PROPERLY
P0645  A/C CLUTCH RELAY CIRCUIT
P0700 EATX CONTROLLER DTC PRESENT
P0711 (2) TRANS TEMP SENSOR, NO TEMP RISE AFTER START
P0712 (2) TRANS TEMP SENSOR VOLTAGE TOO LOW
P0713 (2) TRANS TEMP SENSOR VOLTAGE TOO HIGH
P0720 (3) LOW OUTPUT SPEED SENSOR RPM, ABOVE 15 MPH
P0740 (2) TORQ CONV CLU, NO RPM DROP AT LOCKUP
P0743 (2) TORQUE CONV CLUTCH SOLENOID/TRANS RELAY CKT
P0748 (2) GOVERNOR PRESSURE SOLENOID/TRANS RELAY CKTS
P0751 (2) O/D SWITCH PRESSED (LO) MORE THAN 5 MIN
P0753 (2) TRANS 3-4 SOLENOID/TRANS RELAY CKTS
P0783 (2) TRANS 3-4 SHIFT SOL, NO RPM DROP @ 3-4 SHIFT
P1195  SLOW 1/1 O2S DURING CATALYST MONITOR
P1197  SLOW 1/2 O2S DURING CATALYST MONITOR
P1281  ENGINE IS COLD TOO LONG
P1282  FUEL PUMP RELAY CONTROL CIRCUIT
P1294  TARGET IDLE NOT REACHED
P1296 NO 5 VOLTS TO MAP SENSOR
P1297  NO CHANGE IN MAP FROM START TO RUN
P1388  ASD RELAY CONTROL CIRCUIT
P1389  NO ASD RELAY OUTPUT VOLTAGE AT PCM
P1391  INTERMITTENT LOSS OF CKP OR CMP
P1398  MISFIRE ADAPTIVE NUMERATOR AT LIMIT
P1486  EVAP LEAK MON PINCHED HOSE FOUND
P1491 RADIATOR FAN CONTROL RELAY CIRCUIT
P1492  BTS VOLTAGE TOO HIGH
P1493  BTS VOLTAGE TOO LOW
P1494  LEAK DETECTION PUMP SW OR MECH FAULT
P1495  LEAK DETECTION PUMP SOLENOID CIRCUIT
P1594  CHARGING SYSTEM VOLTAGE TOO HIGH
P1595 (3) SPEED CONTROL SOLENOID CIRCUITS
P1596 (3) SPEED CONTROL SWITCH ALWAYS HIGH
P1597 (3) SPEED CONTROL SWITCH ALWAYS LOW
P1682  CHARGING SYSTEM VOLTAGE TOO LOW
P1683 (3) SPEED CONTROL POWER RELAY CIRCUIT
P1685 INVALID SKIM KEY
P1686 NO SKIM MESSAGE RECEIVED
P1687 NO MIC MESSAGE RECEIVED
P1695 NO CCD MESSAGE FROM BCM
P1696  PCM FAILURE EEPROM WRITE DENIED
P1697 PCM FAILURE SRI MILE NOT STORED
P1698 NO CCD MESSAGE FROM TCM
P1756 (2) GOV PRESS NOT EQUAL TO TARGET @ 15-20 PSI
P1757 (2) GOV PRESS ABOVE 3 PSI IN GEAR WITH 0 MPH
P1762 (2) GOV PRESS SEN OFFSET VOLTS TOO LOW OR HIGH
P1763 (2) GOVERNOR PRESSURE SENSOR VOLTS TOO HIGH
P1764 (2) GOVERNOR PRESSURE SENSOR VOLTS TOO LOW
P1765 (2) TRANS 12 VOLT SUPPLY RELAY CONTROL CIRCUIT
P1899 (2) P/N SWITCH STUCK IN PARK OR IN GEAR
(1) Unless other wise indicated, DTC applies to gasoline engines only.
(2) This DTC is related to automatic transmission diagnostics. For diagnostic procedure, see appropriate ELECTRONIC CONTROLS article in AUTOMATIC TRANSMISSIONS section.
(3) This DTC is related to cruise control system diagnostics. For diagnostic procedure, see appropriate CRUISE CONTROL SYSTEMS article in ACCESSORIES & EQUIPMENT section.