FixVault

Diagnostic Trouble Code Definitions

DIAGNOSTIC TROUBLE DEFINITIONS

Generic Scan Tool Code (1) DRBIII® Scan Tool Message (1)
P0031  O2 SENSOR 1/1 HEATER CIRCUIT LOW
P0032  O2 SENSOR 1/1 HEATER CIRCUIT HIGH
P0037  O2 SENSOR 1/2 HEATER CIRCUIT LOW
P0038  O2 SENSOR 1/2 HEATER CIRCUIT HIGH
P0071  AMBIENT/BATTERY TEMP SENSOR PERFORMANCE
P0107  MAP SENSOR VOLTAGE TOO LOW
P0108  MAP SENSOR VOLTAGE TOO HIGH
P0111  INTAKE AIR TEMP SENSOR PERFORMANCE
P0112  INTAKE AIR TEMP SENSOR VOLTAGE LOW
P0113  INTAKE AIR TEMP SENSOR VOLTAGE HIGH
P0117  ENGINE COOLANT TEMP SENSOR VOLTAGE TOO LOW
P0118  ENGINE COOLANT TEMP SENSOR VOLTAGE TOO HIGH
P0121  TP SENSOR VOLTAGE DOES NOT AGREE WITH MAP
P0122  THROTTLE POSITION SENSOR NO. 1 VOLTAGE LOW
P0123  THROTTLE POSITION SENSOR NO. 1 VOLTAGE HIGH
P0125  CLOSED LOOP TEMP NOT REACHED
P0131  O2 SENSOR 1/1 CIRCUIT VOLTAGE LOW
P0132  O2 SENSOR 1/1 CIRCUIT VOLTAGE HIGH
P0133  O2 SENSOR 1/1 SLOW RESPONSE
P0135  O2 SENSOR 1/1 HEATER FAILURE
P0137  O2 SENSOR 1/2 SHORTED TO GROUND
P0138  O2 SENSOR 1/2 SHORTED TO VOLTAGE
P0139  O2 SENSOR 1/2 SLOW RESPONSE
P0141  O2 SENSOR 1/2 HEATER FAILURE
P0171  1/1 FUEL SYSTEM LEAN
P0172  1/1 FUEL SYSTEM RICH
P0182  FUEL TEMPERATURE SENSOR VOLTAGE TOO LOW
P0183  FUEL TEMPERATURE SENSOR VOLTAGE TOO HIGH
P0201  INJECTOR NO. 1 CONTROL CIRCUIT
P0202  INJECTOR NO. 2 CONTROL CIRCUIT
P0203  INJECTOR NO. 3 CONTROL CIRCUIT
P0204  INJECTOR NO. 4 CONTROL CIRCUIT
P0205  INJECTOR NO. 5 CONTROL CIRCUIT
P0206  INJECTOR NO. 6 CONTROL CIRCUIT
P0207  INJECTOR NO. 7 CONTROL CIRCUIT
P0208  INJECTOR NO. 8 CONTROL CIRCUIT
P0300  MULTIPLE CYLINDER MISFIRE
P0301  CYLINDER NO. 1 MISFIRE
P0302  CYLINDER NO. 2 MISFIRE
P0303  CYLINDER NO. 3 MISFIRE
P0304  CYLINDER NO. 4 MISFIRE
P0305  CYLINDER NO. 5 MISFIRE
P0306  CYLINDER NO. 6 MISFIRE
P0307  CYLINDER NO. 7 MISFIRE
P0308  CYLINDER NO. 8 MISFIRE
P0320  NO CRANK REFERENCE SIGNAL AT PCM
P0340  NO CAM REFERENCE SIGNAL AT PCM
P0351  IGNITION COIL NO. 1 PRIMARY CIRCUIT
P0420  1/1 CATALYTIC CONVERTER EFFICIENCY
P0441  EVAP PURGE FLOW MONITOR
P0442  EVAP LEAK MONITOR MEDIUM (.040") LEAK DETECTED
P0443  EVAP PURGE SOLENOID CIRCUIT
P0455  EVAP LEAK MONITOR LARGE LEAK DETECTED
P0456  EVAP LEAK MONITOR SMALL (.020") LEAK DETECTED
P0460  FUEL LEVEL UNIT NO CHANGE OVER MILES
P0461  FUEL LEVEL UNIT NO CHANGE OVER TIME
P0462  FUEL LEVEL SENDING UNIT VOLTAGE TOO LOW
P0463  FUEL LEVEL SENDING UNIT VOLTAGE TOO HIGH
P0500  NO VEHICLE SPEED SIGNAL CIRCUIT
P0505  IDLE AIR CONTROL MOTOR CIRCUITS
P0601  PCM INTERNAL CONTROLLER FAILURE
P0622  GENERATOR FIELD NOT SWITCHING PROPERLY
P0645  A/C CLUTCH RELAY CIRCUIT
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 (2) LOW OUTPUT SPEED SENSOR - RPM ABOVE 15 MPH
P0740 (2) TORQUE CONV CLUTCH, NO RPM DROP AT LOCKUP
P0743 (2) TORQUE CONVERTER CLUTCH SOLENOID/TRANS RELAY CIRCUITS
P0748 (2) PRESSURE SOL CONTROL/TRANS RELAY CIRCUITS
P0751 (2) O/D SWITCH PRESSED (LO) MORE THAN 5 MINUTES
P0753 (2) TRANS 3-4 SHIFT SOL/TRANS RELAY CIRCUITS
P1195  O2 SENSOR 1/1 SLOW DURING CATALYST MONITOR
P1281  ENGINE IS COLD TOO LONG
P1282  FUEL PUMP/SYSTEM RELAY CONTROL CIRCUIT
P1290  HIGH PRESSURE FUEL SHUT-OFF SOLENOID RELAY CIRCUIT
P1292  FUEL PRESSURE SENSOR VOLTAGE TOO HIGH
P1293  FUEL PRESSURE SENSOR VOLTAGE TOO LOW
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 CMP OR CKP
P1398  MISFIRE ADAPTIVE NUMERATOR AT LIMIT
P1486  EVAP LEAK MONITOR PINCHED HOSE FOUND
P1492  BATTERY TEMPERATURE SENSOR VOLTAGE TOO HIGH
P1493  BATTERY TEMPERATURE SENSOR VOLTAGE TOO LOW
P1494  LEAK DETECTION PUMP SW OR MECHANICAL FAULT
P1495  LEAK DETECTION PUMP SOLENOID CIRCUIT
P1594  CHARGING SYSTEM VOLTAGE TOO HIGH
P1595  SPEED CONTROL SOLENOID CIRCUITS
P1596  SPEED CONTROL SWITCH ALWAYS HIGH
P1597  SPEED CONTROL SWITCH ALWAYS LOW
P1682  CHARGING SYSTEM VOLTAGE TOO LOW
P1683  SPEED CONTROL DRIVER CIRCUIT
P1687  NO CLUSTER BUS MESSAGE
P1696  PCM FAILURE EEPROM WRITE DENIED
P1740 (2) TCC O/D SOL PERFORMANCE
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  P/N PERFORMANCE
(1) Perform appropriate test under DIAGNOSTIC TESTS.
(2) This DTC is related to automatic transmission diagnostics. For diagnostic procedure, see appropriate DIAGNOSIS article in AUTOMATIC TRANSMISSIONS.