CONNECTOR IDENTIFICATION
Note. For additional connector and terminal identification, see CONNECTOR IDENTIFICATION -- CAMARO & FIREBIRD article.
Home/Pontiac/Firebird/Pontiac Firebird IV (1993-2002)/Repair manual/Testing & Diagnostics/Engine Control System - Tests W/codes - 5.7L: Overview
Contents
Wiring diagrams Section: Testing & Diagnostics- Engine Control System - Tests W/codes - 3.8L: Overview
- Engine Control System - Tests W/codes - 3.8L: Diagnosis
- Engine Control System - Tests W/codes - 3.8L: Component Locations
- Engine Control System - Tests W/codes - 3.8L: Other
- DTC P0101 - MAF SENSOR SYSTEM PERFORMANCE
- DTC P0102 - MAF SENSOR CIRCUIT LOW FREQUENCY
- DTC P0103 - MAF SENSOR CIRCUIT HIGH FREQUENCY
- DTC P0107 - MAP SENSOR CIRCUIT LOW VOLTAGE
- DTC P0108 - MAP SENSOR CIRCUIT HIGH VOLTAGE
- DTC P0112 - IAT SENSOR CIRCUIT LOW VOLTAGE
- DTC P0113 - IAT SENSOR CIRCUIT HIGH VOLTAGE
- DTC P0117 - ECT SENSOR CIRCUIT LOW VOLTAGE
- DTC P0118 - ECT SENSOR CIRCUIT HIGH VOLTAGE
- DTC P0121 - TP SENSOR SYSTEM PERFORMANCE
- DTC P0122 - TP SENSOR CIRCUIT LOW VOLTAGE
- DTC P0123 - TP SENSOR CIRCUIT HIGH VOLTAGE
- DTC P0125 - ECT SENSOR EXCESSIVE TIME TO REACH CLOSED LOOP
- DTC P0131 - HO2S 1 CIRCUIT LOW VOLTAGE
- DTC P0132 - HO2S 1 CIRCUIT HIGH VOLTAGE
- DTC P0133 - HO2S 1 SLOW RESPONSE
- DTC P0134 - HO2S 1 CIRCUIT INSUFFICIENT ACTIVITY
- DTC P0135 - HO2S 1 HEATER CIRCUIT
- DTC P0137 - HO2S 2 CIRCUIT LOW VOLTAGE
- DTC P0138 - HO2S 2 CIRCUIT HIGH VOLTAGE
- DTC P0140 - HO2S INSUFFICIENT ACTIVITY SENSOR 2
- DTC P0141 - HO2S HEATER CIRCUIT SENSOR 2
- DTC P0143 - HO2S CIRCUIT LOW VOLTAGE BANK 1, SENSOR 3
- DTC P0144 - HO2S CIRCUIT HIGH VOLTAGE BANK 1, SENSOR 3
- DTC P0146 - HO2S CIRCUIT INSUFFICIENT ACTIVITY BANK 1, SENSOR 3
- DTC P0147 - HO2S HEATER CIRCUIT BANK 1, SENSOR 3
- DTC P0151 - HO2S CIRCUIT LOW VOLTAGE BANK 2, SENSOR 1
- DTC P0152 - HO2S CIRCUIT HIGH VOLTAGE BANK 2, SENSOR 1
- DTC P0153 - HO2S SLOW RESPONSE BANK 2, SENSOR 1
- DTC P0154 - HO2S CIRCUIT INSUFFICIENT ACTIVITY BANK 2, SENSOR 1
- DTC P0155 - HO2S HEATER CIRCUIT BANK 2, SENSOR 1
- DTC P0174 - FUEL TRIM SYSTEM LEAN BANK 2
- DTC P0175 - FUEL TRIM SYSTEM RICH BANK 2
- DTC P0300-P0308 - ENGINE MISFIRE DETECTED
- DTC P0325 - KNOCK SENSOR MODULE CIRCUIT
- DTC P0326 - KNOCK SENSOR CIRCUIT HIGH VOLTAGE
- DTC P0327 - KNOCK SENSOR CIRCUIT LOW VOLTAGE
- DTC P0336 - 18X REFERENCE SIGNAL CIRCUIT
- DTC P0341 - CAMSHAFT POSITION SENSOR CIRCUIT PERFORMANCE
- DTC P0441 - EVAP SYSTEM NO FLOW DURING PURGE
- DTC P0500 - VSS CIRCUIT MANUAL TRANSMISSION
- DTC P0506 - IAC SYSTEM RPM LOW
- DTC P0507 - IAC SYSTEM RPM HIGH
- DTC P0530 - A/C REFRIGERANT PRESSURE SENSOR CIRCUIT
- DTC P0560 - SYSTEM VOLTAGE
- DTC P0704 - CLUTCH SWITCH CIRCUIT
- DTC P1106 - MAP SENSOR CIRCUIT INTERMITTENT HIGH VOLTAGE
- DTC P1107 - MAP SENSOR CIRCUIT INTERMITTENT LOW VOLTAGE
- DTC P1111 - IAT SENSOR CIRCUIT INTERMITTENT HIGH VOLTAGE
- DTC P1112 - IAT SENSOR CIRCUIT INTERMITTENT LOW VOLTAGE
- DTC P1114 - ECT SENSOR CIRCUIT INTERMITTENT LOW VOLTAGE
- DTC P1115 - ECT SENSOR CIRCUIT INTERMITTENT HIGH VOLTAGE
- DTC P1121 - TP SENSOR CIRCUIT INTERMITTENT HIGH VOLTAGE
- DTC P1122 - TP SENSOR CIRCUIT INTERMITTENT LOW VOLTAGE
- DTC P1133 - HO2S INSUFFICIENT SWITCHING SENSOR 1
- DTC P1134 - HO2S TRANSITION TIME RATIO SENSOR 1
- DTC P1153 - HO2S INSUFFICIENT SWITCHING BANK 2, SENSOR 1
- DTC P1154 - HO2S TRANSITION TIME RATIO BANK 2, SENSOR 1
- DTC P1200 - INJECTOR CONTROL CIRCUIT
- DTC P1336 - CKP SYSTEM VARIATION NOT LEARNED
- DTC P1350 - IGNITION CONTROL (IC) CIRCUIT
- DTC P1361 - IGNITION CONTROL (IC) CIRCUIT NOT TOGGLING
- DTC P1374 - 3X REFERENCE CIRCUIT
- DTC P1380 - EBTCM DTC DETECTED ROUGH ROAD DATA UNUSABLE
- DTC P1406 - EGR VALVE PINTLE POSITION CIRCUIT
- DTC P1441 - EVAP EMISSIONS SYSTEM FLOW DURING NON-PURGE
- DTC P1554 - CRUISE CONTROL STATUS CIRCUIT
- DTC P1629 - THEFT DETERRENT CRANK SIGNAL MALFUNCTION
- DTC P1635 - 5 VOLT-REFERENCE "A" CIRCUIT
- DTC P1639 - 5 VOLT-REFERENCE "B" CIRCUIT
- DTC P1641 - MIL CIRCUIT
- DTC P1651 - FAN 1 RELAY CONTROL CIRCUIT
- DTC P1652 - FAN 2 RELAY CONTROL CIRCUIT
- DTC P1654 - A/C RELAY CONTROL CIRCUIT
- DTC P1655 - EVAP EMISSION PURGE SOLENOID CONTROL CIRCUIT
- DTC P1662 - CRUISE CONTROL INHIBIT CIRCUIT
- DTC P1663 - GENERATOR LIGHT CONTROL CIRCUIT
- Engine Control System & Engine Component Tests - 3.8L: Overview
- Engine Control System & Engine Component Tests - 3.8L: Diagnosis
- Engine Control System & Engine Component Tests - 3.8L: Component Locations
- Engine Control System & Engine Component Tests - 3.8L: Other
- Engine Control System - Tests W/codes - 5.7L: Overview
- Engine Control System - Tests W/codes - 5.7L: Diagnosis
- Engine Control System - Tests W/codes - 5.7L: Component Locations
- Engine Control System - Tests W/codes - 5.7L: Other
- DTC P0100 - MAF SENSOR CIRCUIT INSUFFICIENT ACTIVITY
- DTC P0101 - MAF SENSOR SYSTEM PERFORMANCE
- DTC P0102 - MAF SENSOR CIRCUIT LOW FREQUENCY
- DTC P0103 - MAF SENSOR CIRCUIT HIGH FREQUENCY
- DTC P0106 - MAP SYSTEM PERFORMANCE
- DTC P0107 - MAP SENSOR CIRCUIT LOW VOLTAGE
- DTC P0108 - MAP SENSOR CIRCUIT HIGH VOLTAGE
- DTC P0112 - IAT SENSOR CIRCUIT VOLTAGE LOW
- DTC P0113 - IAT SENSOR CIRCUIT VOLTAGE HIGH
- DTC P0117 - ECT SENSOR CIRCUIT LOW VOLTAGE
- DTC P0118 - ECT SENSOR CIRCUIT VOLTAGE HIGH
- DTC P0121 - TP SENSOR CIRCUIT INSUFFICIENT ACTIVITY
- DTC P0122 - TP SENSOR CIRCUIT LOW VOLTAGE
- DTC P0123 - TP SENSOR CIRCUIT HIGH VOLTAGE
- DTC P0125 - ECT EXCESSIVE TIME TO REACH CLOSED LOOP
- DTC P0131 - HO2S CIRCUIT VOLTAGE LOW BANK 1, SENSOR NO. 1
- DTC P0132 - HO2S CIRCUIT VOLTAGE HIGH BANK 1, SENSOR NO. 1
- DTC P0133 - HO2S SLOW RESPONSE BANK 1, SENSOR NO. 1
- DTC P0134 - HO2S INSUFFICIENT ACTIVITY BANK 1, SENSOR NO. 1
- DTC P0135 - HO2S HEATER CIRCUIT BANK 1, SENSOR NO. 1
- DTC P0137 - HO2S CIRCUIT VOLTAGE LOW BANK 1, SENSOR NO. 2
- DTC P0138 - HO2S CIRCUIT VOLTAGE HIGH BANK 1, SENSOR NO. 2
- DTC P0140 - HO2S INSUFFICIENT ACTIVITY BANK 1, SENSOR NO. 2
- DTC P0141 - HO2S HEATER CIRCUIT BANK 1, SENSOR No. 2
- DTC P0151 - HO2S CIRCUIT VOLTAGE LOW BANK 2, SENSOR NO. 1
- DTC P0152 - HO2S CIRCUIT VOLTAGE HIGH BANK 2, SENSOR NO. 1
- DTC P0153 - HO2S SLOW RESPONSE BANK 2 SENSOR NO. 1
- DTC P0154 - HO2S INSUFFICIENT ACTIVITY BANK 2, SENSOR NO. 1
- DTC P0155 - HO2S HEATER CIRCUIT BANK 2, SENSOR NO. 1
- DTC P0157 - HO2S CIRCUIT VOLTAGE LOW BANK 2, SENSOR NO. 2
- DTC P0158 - HO2S CIRCUIT VOLTAGE HIGH BANK 2 SENSOR 2
- DTC P0160 - HO2S INSUFFICIENT ACTIVITY BANK 2, SENSOR NO. 2
- DTC P0161 - HO2S HEATER CIRCUIT BANK 2, SENSOR 2
- DTC P0174 - FUEL TRIM SYSTEM LEAN BANK 2
- DTC P0175 - FUEL TRIM SYSTEM RICH BANK 2
- DTC P0200 - INJECTOR CONTROL CIRCUIT
- DTC P0300-P0308 - ENGINE MISFIRE DETECTED
- DTC P0323 - IGNITION HIGH/LOW RESOLUTION CIRCUIT INTERMITTENT
- DTC P0325 - KNOCK SENSOR MODULE CIRCUIT
- DTC P0332 - KNOCK SENSOR CIRCUIT
- DTC P0335 - CRANKSHAFT POSITION SENSOR CIRCUIT
- DTC P0336 - CRANKSHAFT POSITION SENSOR CIRCUIT PERFORMANCE
- DTC P0372 - IGNITION HIGH RESOLUTION CIRCUIT
- DTC P0400 - EGR SYSTEM
- DTC P0403 - EGR SOLENOID CONTROL CIRCUIT
- DTC P0410 - AIR SYSTEM
- DTC P0412 - AIR SOLENOID RELAY CONTROL CIRCUIT
- DTC P0420 - TWC SYSTEM LOW EFFICIENCY BANK 1
- DTC P0430 - TWC SYSTEM LOW EFFICIENCY BANK 2
- DTC P0441 - EVAP SYSTEM NO FLOW DURING PURGE
- DTC P0443 - EVAP PURGE SOLENOID CONTROL CIRCUIT
- DTC P0500 - VEHICLE SPEED SENSOR CIRCUIT
- DTC P0506 - IDLE SYSTEM LOW, IAC RESPONDING
- DTC P0507 - IDLE SYSTEM HIGH, IAC RESPONDING
- DTC P0530 - A/C REFRIGERANT PRESSURE SENSOR CIRCUIT
- DTC P0531 - A/C REFRIGERANT PRESSURE CIRCUIT PERFORMANCE
- DTC P0562 - SYSTEM VOLTAGE LOW
- DTC P0563 - SYSTEM VOLTAGE HIGH
- DTC P0601 - PCM MEMORY
- DTC P0602 - PCM NOT PROGRAMMED
- DTC P1107 - MAP SENSOR CIRCUIT INTERMITTENT LOW VOLTAGE
- DTC P1111 - IAT SENSOR CIRCUIT INTERMITTENT HIGH VOLTAGE
- DTC P1112 - IAT SENSOR CIRCUIT INTERMITTENT LOW VOLTAGE
- DTC P1114 - ECT SENSOR CIRCUIT INTERMITTENT LOW VOLTAGE
- DTC P1115 - ECT SENSOR CIRCUIT INTERMITTENT HIGH VOLTAGE
- DTC P1121 - TP SENSOR CIRCUIT INTERMITTENT HIGH VOLTAGE
- DTC P1122 - TP SENSOR CIRCUIT INTERMITTENT LOW VOLTAGE
- DTC P1133 - HO2S INSUFFICIENT SWITCHING BANK 1, SENSOR 1
- DTC P1134 - HO2S TRANSITION TIME RATIO BANK 1, SENSOR 1
- DTC P1153 - HO2S INSUFFICIENT SWITCHING BANK 2, SENSOR 1
- DTC P1154 - HO2S TRANSITION TIME RATIO BANK 2, SENSOR 1
- DTC P1222 - INJECTOR CONTROL CIRCUIT INTERMITTENT
- DTC P1351 - IC CIRCUIT VOLTAGE HIGH
- DTC P1361 - IC CIRCUIT VOLTAGE LOW
- DTC P1371 - IGNITION LOW RESOLUTION CIRCUIT
- DTC P1415 - AIR SYSTEM BANK 1
- DTC P1416 - AIR SYSTEM BANK 2
- DTC P1441 - EVAP SYSTEM FLOW DURING NON-PURGE
- DTC P1508 - IAC SYSTEM LOW RPM
- DTC P1509 - IAC SYSTEM HIGH RPM
- DTC P1532 - A/C EVAPORATOR TEMPERATURE SENSOR CIRCUIT VOLTAGE LOW
- DTC P1533 - A/C EVAPORATOR TEMPERATURE SENSOR CIRCUIT VOLTAGE HIGH
- DTC P1539 - A/C CLUTCH STATUS CIRCUIT VOLTAGE HIGH
- DTC P1543 - A/C SYSTEM PERFORMANCE
- DTC P1545 - A/C CLUTCH RELAY CONTROL CIRCUIT
- DTC P1546 - A/C CLUTCH STATUS CIRCUIT VOLTAGE LOW
- DTC P1572 - ASR/TCS ACTIVE CIRCUIT LOW VOLTAGE TOO LONG
- DTC P1626 - THEFT DETERRENT SYSTEM FUEL ENABLE CIRCUIT
- DTC P1642 - FC RELAY 2 & 3 CONTROL CIRCUIT
- DTC P1643 - ENGINE SPEED OUTPUT CIRCUIT
- DTC P1652 - VSS OUTPUT CIRCUIT
- DTC P1657 - 1-4 SKIPSHIFT SOLENOID CONTROL CIRCUIT
- DTC P1661 - MIL CONTROL CIRCUIT
- DTC P1664 - 1-4 SKIPSHIFT LIGHT CONTROL CIRCUIT
- DTC P1667 - REVERSE INHIBIT SOLENOID CONTROL CIRCUIT
- Engine Control System & Engine Component Tests - 5.7L: Overview
- Engine Control System & Engine Component Tests - 5.7L: Diagnosis
- Engine Control System & Engine Component Tests - 5.7L: Component Locations
- Engine Control System & Engine Component Tests - 5.7L: Other
- Engine Control System - Basic Engine Testing - 3.8L: Diagnosis
- Engine Control System - Basic Engine Testing - 3.8L: Other
- Engine Control System - Basic Engine Testing - 5.7L: Diagnosis
- Engine Control System - Basic Engine Testing - 5.7L: Other
- Engine Control System - Tests W/o Codes - 3.8L: Diagnosis
- Engine Control System - Tests W/o Codes - 3.8L: Other
- Engine Control System - Tests W/o Codes - 5.7L: Diagnosis
- Engine Control System - Tests W/o Codes - 5.7L: Other
- A/c Compressor
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