Engine Control Self-Diagnostics
- Introduction
- Diagnostic Procedure
- Diagnostic Trouble Code Definitions
- Trouble Code Tests
- TC-1A: No Cam Signal At Pcm
- TC-1B: No Cam Signal At Pcm
- TC-1C: No Cam Signal At Pcm
- TC-5A: Charging System Voltage Too Low
- TC-6A: Charging System Voltage Too High
- TC-6B: Charging System Voltage Too High
- TC-10A: Auto Shutdown Relay Control Circuit
- TC-11A: Generator Field Not Switching Properly
- TC-16A: A/C Clutch Relay Circuit
- TC-18A: EVAP Purge Solenoid Circuit
- TC-19A: Injector No. 3 Control Circuit
- TC-20A: Injector No. 2 Control Circuit
- TC-21A: Injector Control Circuit
- TC-21B: Injector No. 1 Control Circuit
- TC-25A: Idle Air Control Motor Circuits
- TC-25B: Idle Air Control Motor Circuits
- TC-25C: Idle Air Control Motor Circuits
- TC-25D: Idle Air Control Motor Circuits
- TC-25E: Idle Air Control Motor Circuits
- TC-26A: Throttle Position Sensor Voltage Low
- TC-27A: Throttle Position Sensor Voltage High
- TC-30A: ECT Sensor Voltage Too Low
- TC-31A: ECT Sensor Voltage Too High
- TC-34A: Skip Shift Solenoid Circuit
- TC-35A: No Vehicle Speed Sensor Signal
- TC-35B: No Vehicle Speed Sensor Signal
- TC-36A: Map Sensor Voltage Too Low
- TC-37A: Map Sensor Voltage Too High
- TC-39A: No Change In Map Sensor From Start To Run
- TC-40A: No Crank Reference Signal At Pcm
- TC-40B: No Crank Reference Signal At Pcm
- TC-41A: Ignition Coil No. 3 Primary Circuit
- TC-42A: Ignition Coil No. 2 Primary Circuit
- TC-43A: Ignition Coil No. 1 Primary Circuit
- TC-44A: No ASD Relay Output Voltage At Pcm
- TC-49A: Pcm Failure EEPROM Write Denied
- TC-55A: Injector No. 9 Control Circuit
- TC-56A: Injector No. 10 Control Circuit
- TC-57A: Intake Air Temp Sensor Voltage Low
- TC-58A: Intake Air Temp Sensor Voltage High
- TC-61A: Injector No. 4 Control Circuit
- TC-62A: 1/1 O2 Sensor Shorted To Voltage
- TC-66A: 2/1 O2 Sensor Shorted To Voltage
- TC-69A: Injector No. 5 Control Circuit
- TC-70A: Injector No, 6 Control Circuit
- TC-76A: Ignition Coil No. 4 Primary Circuit
- TC-77A: Ignition Coil No. 5 Primary Circuit
- TC-79A: Injector No. 7 Control Circuit
- TC-80A: Injector No. 8 Control Circuit
- TC-92A: Low Speed Fan Relay Circuit
- TC-93A: High Speed Fan Relay Circuit
- TC-101A: Fuel Pump Relay Control Circuit
- TC-102A: 1/1 O2 Sensor Slow Response
- TC-103A: 1/1 O2 Sensor Heater Failure
- TC-105A: 1/2 O2 Sensor Heater Failure
- TC-106A: Multiple Cylinder Misfire
- TC-107A: Cylinder No. 1-10 Misfire
- TC-112A: Catalyst 1/1 Efficiency Failure
- TC-113A: EVAP Purge Flow Monitor Failure
- TC-113B: EVAP Purge Flow Monitor Failure
- TC-113C: EVAP Purge Flow Monitor Failure
- TC-118A: Fuel System 1/1 Rich
- TC-118B: Fuel System 1/1 Rich
- TC-119A: Fuel System 1/1 Lean
- TC-119B: Fuel System 1/1 Lean
- TC-120A: Fuel System 2/1 Rich
- TC-120B: Fuel System 2/1 Rich
- TC-121A: Fuel System 2/1 Lean
- TC-121B: Fuel System 2/1 Lean
- TC-122A: O2 Sensor 2/1 Slow Response
- TC-124A: O2 Sensor 2/1 Heater Failure
- TC-125A: O2 Sensor 2/2 Heater Failure
- TC-126A: O2 Sensor 1/2 Shorted To Voltage
- TC-127A: O2 Sensor 2/2 Shorted To Voltage
- TC-128A: Closed Loop Temp Not Reached
- TC-132A: TPS Voltage Does Not Agree With Map
- TC-135A: No 5 Volts To Map Sensor
- TC-138A: Target Idle Not Reached
- TC-138B: Target Idle Not Reached
- TC-149A: Fuel Level Sending Unit Volts Too Low
- TC-150A: Fuel Level Sending Unit Volts Too High
- TC-151A: Fuel Level Unit No Change Over Miles
- TC-153A: Ambient/Battery Temp Sensor Volts Too Low Or High
- TC-153B: Ambient/Battery Temp Sensor Volts Too Low Or High
- TC-155A: O2 Sensor 1/1 Shorted To Ground
- TC-156A: O2 Sensor 1/2 Shorted To Ground
- TC-157A: Intermittent Loss Of CMP Or CKP
- TC-157B: Intermittent Loss Of CMP Or CKP
- TC-157C: Intermittent Loss Of CMP Or CKP
- TC-157D: iNTERMITTENT LOSS OF CMP OR CKP
- TC-180A: Catalyst 2/1 Efficiency Failure
- TC-181A: O2 Sensor 2/1 Shorted To Ground
- TC-182A: O2 Sensor 2/2 Shorted To Ground
- TC-192A: Slow 1/1 O2 Sensor During Catalyst Monitor
- TC-193A: Slow 2/1 O2 Sensor During Catalyst Monitor
- TC-196A: Reverse Gear Lock-Out Circuit Open Or Short
- No Trouble Codes
- NTC-1A: No Trouble Code Test Menu
- NTC-2A: Checking Secondary Ignition & Timing
- NTC-3A: Checking Pcm Power & Ground Circuits
- NTC-4A: Checking Engine Vacuum
- NTC-5A: Checking Fuel Pressure
- NTC-6A: Checking Coolant Sensor Calibration
- NTC-7A: Checking Throttle Position Sensor Calibration
- NTC-8A: Checking Map Sensor Calibration
- NTC-9A: Checking Oxygen Sensor Heater
- NTC-10A: Checking Oxygen Sensor Switching
- NTC-10B: Checking Oxygen Sensor Switching
- NTC-11A: Checking Idle Air Control Motor
- NTC-11B: Checking Idle Air Control Motor
- NTC-11C: Checking Idle Air Control Motor
- NTC-13A: Checking Engine Mechanical Systems
- NTC-14A: Checking Battery Temp Sensor
- NTC-15A: Checking Brake Switch
- NTC-16A: Checking Evaporative Emission System
- NTC-18A: Checking Intake Air Temp Sensor
- NTC-22A: Checking Tachometer
- NTC-25A: Checking A/C System
- NTC-26A: Checking Radiator Fan Operation
- Charging Tests
- No Start Tests
- NS-SEL: No Start Selection Menu
- NS-1A: Qualifying A No Start Condition
- NS-2A: Checking Fuel System
- NS-3A: Checking Mechanical System
- NS-4A: Repairing Low Fuel Pressure
- NS-5A: Checking Fuel Pump
- NS-6A: Repairing A "No Response" Condition
- NS-6B: Repairing A "No Response" Condition
- NS-6C: Repairing A "No Response" Condition
- NS-6D: Repairing A "No Response" Condition
- NS-7A: Repairing A Start & Stall Condition
- NS-8A: Repairing A No Crank Condition
- Verification Tests
- Wiring Diagrams