Engine Controls - Tests W/Codes
- Introduction
- System Diagnostic System
- Fuel System Pressure Release
- Module Locations
- Diagnostic Trouble Code Definitions
- Connector Identification
- Self-Diagnostic Tests
- Notes
- DTC P0106-A: Barometric Pressure Out Of Range
- DTC P0107-A: Map Sensor Voltage Too Low
- DTC P0108-A: Map Sensor Voltage Too High
- DTC P0112-A: Intake Air Temperature Sensor Voltage Low
- DTC P0113-A: Intake Air Temperature Sensor Voltage High
- DTC P0117-A: ECT Temperature Sensor Voltage Too Low
- DTC P0118-A: ECT Sensor Voltage Too High
- DTC P0121-A: TPS Voltage Does Not Agree With Map
- DTC P0122-A: Throttle Position Sensor Voltage Low
- DTC P0123-A: Throttle Position Sensor Voltage High
- DTC P0125-A: Closed Loop Temp Not Reached
- DTC P0131-A: O2S 1/1 Shorted To Ground
- DTC P0132-A: O2S 1/1 Shorted To Voltage
- DTC P0132-B: O2S 1/1 Shorted To Voltage
- DTC P0132-C: O2S 1/1 Shorted To Voltage
- DTC P0133-A: O2S 1/1 Slow Response
- DTC P0134-A: O2S 1/1 Stays At Center
- DTC P0135-A: O2S 1/1 Heater Failure
- DTC P0135-B: O2S 1/1 Heater Failure
- DTC P0137-A: O2S 1/2 Shorted To Ground
- DTC P0138-A: O2S 1/2 Shorted To Voltage
- DTC P0138-B: O2S 1/2 Shorted To Voltage
- DTC P0138-C: O2S 1/2 Shorted To Voltage
- DTC P0140-A: O2S 1/2 Stays At Center
- DTC P0141-A: O2S 1/2 Heater Failure
- DTC P0141-B: O2S 1/2 Heater Failure
- DTC P0151-A: O2S 2/1 Shorted To Ground
- DTC P0152-A: O2S 2/1 Shorted To Voltage
- DTC P0152-B: O2S 2/1 Shorted To Voltage
- DTC P0152-C: O2S 2/1 Shorted To Voltage
- DTC P0153-A: O2S 2/1 Slow Response
- DTC P0154-A: O2S 2/1 Stays At Center
- DTC P0155-A: O2S 2/1 Heater Failure
- DTC P0155-B: O2S 2/1 Heater Failure
- DTC P0157-A: O2S 2/2 Shorted To Ground
- DTC P0158-A: O2S 2/2 Shorted To Voltage
- DTC P0158-B: O2S 2/2 Shorted To Voltage
- DTC P0158-C: O2S 2/2 Shorted To Voltage
- DTC P0160-A: O2S 2/2 Stays At Center
- DTC P0161-A: O2S 2/2 Heater Failure
- DTC P0161-B: O2S 2/2 Heater Failure
- DTC P0171-A: 1/1 Fuel System Lean
- DTC P0171-B: 1/1 Fuel System Lean
- DTC P0172-A: 1/1 Fuel System Rich
- DTC P0172-B: 1/1 Fuel System Rich
- DTC P0174-A: 2/1 Fuel System Lean
- DTC P0174-B: 2/1 Fuel System Lean
- DTC P0175-A: 2/1 Fuel System Rich
- DTC P0175-B: 2/1 Fuel System Rich
- DTC P0201-A: Injector #1 Control Circuit
- DTC P0202-A: Injector #2 Control Circuit
- DTC P0203-A: Injector #3 Control Circuit
- DTC P0204-A: Injector #4 Control Circuit
- DTC P0205-A: Injector #5 Control Circuit
- DTC P0206-A: Injector #6 Control Circuit
- DTC P0300-A: Multiple Cylinder Misfire
- DTC P0301-A: Cylinder No. 1 Misfire
- DTC P0302-A: Cylinder No. 2 Misfire
- DTC P0303-A: Cylinder No. 3 Misfire
- DTC P0304-A: Cylinder No. 4 Misfire
- DTC P0305-A: Cylinder No. 5 Misfire
- DTC P0306-A: Cylinder No. 6 Misfire
- DTC P0320-A: No Crank Reference Signal At Pcm
- DTC P0320-B: No Crank Reference Signal At Pcm
- DTC P0320-C: No Crank Reference Signal At Pcm
- DTC P0325-A: Knock Sensor Circuit
- DTC P0340-A: No Cam Signal At Pcm
- DTC P0340-B: No Cam Signal At Pcm
- DTC P0340-C: No Cam Signal At Pcm
- DTC P0351-A: Ignition Coil No. 1 Primary Circuit
- DTC P0352-A: Ignition Coil No. 2 Primary Circuit
- DTC P0353-A: Ignition Coil No. 3 Primary Circuit
- DTC P0354-A: Ignition Coil No. 4 Primary Circuit
- DTC P0355-A: Ignition Coil No. 5 Primary Circuit
- DTC P0356-A: Ignition Coil No. 6 Primary Circuit
- DTC P0401-A: EGR System Failure
- DTC P0403-A: EGR Solenoid Circuit
- DTC P0404-A: EGR Position Sensor Rationality Failure
- DTC P0405-A: EGR Position Sensor Voltage Too Low
- DTC P0405-B: EGR Position Sensor Voltage Too Low
- DTC P0406-A: EGR Position Sensor Voltage Too High
- DTC P0406-B: EGR Position Sensor Voltage Too High
- DTC P0420-A: Catalyst 1/1 Efficiency Failure
- DTC P0432-A: Catalyst 2/1 Efficiency Failure
- DTC P0441-A: EVAP Purge Flow Monitor Failure
- DTC P0441-B: EVAP Purge Flow Monitor Failure
- DTC P0441-C: EVAP Purge Flow Monitor Failure
- DTC P0442-A: EVAP Leak Monitor Small Leak Detected
- DTC P0442-B: EVAP Leak Monitor Small Leak Detected
- DTC P0443-A: EVAP Purge Solenoid Circuit
- DTC P0455-A: EVAP Leak Monitor Large Leak Detected
- DTC P0460-A: Fuel Level Unit No Change Over Miles
- DTC P0462-A: Fuel Level Sending Unit Volts Too Low
- DTC P0462-B: Fuel Level Sending Unit Volts Too Low
- DTC P0463-A: Fuel Level Sending Unit Volts Too High
- DTC P0500-A: No Vehicle Speed Sensor Signal
- DTC P0500-B: No Vehicle Speed Sensor Signal
- DTC P0505-A: Idle Air Control Motor Circuits
- DTC P0505-B: Idle Air Control Motor Circuits
- DTC P0505-C: Idle Air Control Motor Circuits
- DTC P0505-D: Idle Air Control Motor Circuits
- DTC P0505-E: Idle Air Control Motor Circuits
- DTC P0551-A: Power Steering Switch Failure
- DTC P0622-A: Generator Field Not Switching Properly
- DTC P0645-A: A/C Clutch Relay Circuit
- DTC P0703-A: Brake Switch Sense Circuit
- DTC P1195-A: Slow O2S 1/1 During Catalyst Monitor
- DTC P1196-A: Slow O2S 2/1 During Catalyst Monitor
- DTC P1282-A: Fuel Pump Relay Control Circuit
- DTC P1288-A: Short Runner Valve Circuit
- DTC P1289-A: Manifold Tune Valve Solenoid Circuit
- DTC P1294-A: Target Idle Not Reached
- DTC P1294-B: Target Idle Not Reached
- DTC P1297-A: No Change In Map Sensor From Start To Run
- DTC P1299-A: Vacuum Leak Found (IAC Fully Seated)
- DTC P1388-A: Auto Shutdown Relay Control Circuit
- DTC P1389-A: No ASD Relay Output Voltage At Pcm
- DTC P1391-A: Intermittent Loss Of CMP Or CKP
- DTC P1398-A: Misfire Adaptive Numerator At Limit
- DTC P1486-A: EVAP Leak Monitor Pinched Hose
- DTC P1489-A: High Speed Fan Control Relay Circuit
- DTC P1490-A: Low Speed Fan Control Relay Circuit
- DTC P1492-A: Ambient/Battery Temp Sensor Voltage Too High
- DTC P1492-B: Ambient Temp Sensor Voltage Too High
- DTC P1493-A: Ambient/Battery Temp Sensor Voltage Too High
- DTC P1493-B: Ambient Temp Sensor Voltage Too High
- DTC P1494-A: EVAP Leak Monitor Pinched Hose Found
- DTC P1495-A: EVAP Leak Monitor Pinched Hose Found
- DTC P1496-A: 5-Volt Supply Output Too Low
- DTC P1496-B: 5-Volt Supply Output Too Low
- DTC P1594-A: Charging System Voltage Too High
- DTC P1594-B: Charging System Voltage Too High
- DTC P1595-A: Speed Control Solenoid Circuits
- DTC P1595-B: Speed Control Solenoid Circuits
- DTC P1596-A: Speed Control Switch Always High
- DTC P1596-B: Speed Control Switch Always High
- DTC P1597-A: Speed Control Switch Always Low
- DTC P1598-A: A/C Pressure Sensor Volts Too High
- DTC P1599-A: A/C Pressure Sensor Volts Too Low
- DTC P1682-A: Charging System Voltage Too Low
- DTC P1683-A: Speed Control Power Relay Circuit Or 12-Volt Driver Circuit
- DTC P1683-B: Speed Control Power Relay Circuit Or 12-Volt Driver Circuit
- DTC P1695-A: No CCD/PCI Bus Message From BCM
- DTC P1696-A: Pcm Failure EEPROM Write Denied
- DTC P1697-A: Pcm Failure Sri Mile Not Stored
- DTC P1698-A: No CCD/PCI Bus Message From TCM
- DTC P1899-A: Park/Neutral Switch Stuck In Park Or In Gear
- DTC P1899-B: Park/Neutral Switch Stuck In Park Or In Gear
- Test NTC-1A: No Trouble Codes (NTC) Tests
- Test NTC-3A: Checking Pcm Power & Grounds
- Test NTC-4A: Checking Engine Vacuum
- Test NTC-5A: Checking Fuel Delivery
- Test NTC-6A: Checking Coolant Sensor Calibration
- Test NTC-7A: Checking Throttle Position Sensor Calibration
- Test NTC-8A: Checking Map Sensor Calibration
- Test NTC-9A: Checking Minimum Idle Airflow
- Test NTC-10A: Checking Oxygen Sensor Switching
- Test NTC-10B: Checking Oxygen Sensor Switching
- Test NTC-11A: Checking Oxygen Sensor Heater
- Test NTC-12A: Checking Idle Air Control Motor
- Test NTC-13A: Checking Engine Mechanical Systems
- Test NTC-15A: Checking Battery Temperature Sensor
- Test NTC-16A: Checking Brake Switch
- Test NTC-17A: Checking Evaporative Emissions Systems
- Test NTC-18A: Checking EGR System
- Test NTC-19A: Checking Intake Air Temperature Sensor
- Test NTC-20A: Checking Park/Neutral Position Switch
- Test NTC-26A: Checking A/C System
- Test NTC-27A: Checking Radiator Fan Operation
- Test SC-1A: Checking Speed Control Operation
- Test SC-1B: Checking Speed Control Operation
- Test SC-1C: Checking Speed Control Operation
- Test SC-2A: Checking Speed Control Operation
- Test SC-3A: Checking Speed Control Resume/ACCEL Switch
- Test SC-4A: Checking Brake Switch Sense
- Test SC-5A: Checking Brake Switch Sense
- Test Ch-1A: Charging System No Code Test
- Test NS-SEL: No Start Selection Menu
- Test NS-1A: Qualifying A No Start Condition
- Test NS-1B: Qualifying A No Start Condition
- Test NS-2A: Checking Fuel System
- Test NS-3A: Checking Engine Mechanical Systems
- Test NS-4A: Repairing Low Fuel Pressure
- Test NS-5A: Checking Fuel Pump
- Test NS-6A: Repairing No Response Condition
- Test NS-6B: Repairing No Response Condition
- Test NS-7A: Checking Idle Air Control Motor Operation
- Test NS-8A: Repairing A Start & Stall Condition
- Test NS-9A: Repairing A No Crank Condition
- Test VER-1A: No Start Verification
- Test VER-2A: Road Test Verification
- Test VER-3A: Charging Verification
- Test VER-4A: Speed Control Verification
- Test VER-5A: Road Test For OBD-II Trouble Codes
- Test VER-6A: EVAP Leak Detection System