Engine Self-Diagnostics - With Codes
- Model Identification
- Introduction
- Self-Diagnostic System
- Inactive Trouble Code Condition
- Fuel System Pressure Release
- Connector Identification
- Self-Diagnostic Tests
- DTC Test
- Checking System For Diagnostic Trouble Codes
- Test TC-1A: No Cam Signal At Pcm
- Test TC-1B: No Cam Signal At Pcm
- Test TC-1C: No Cam Signal At Pcm
- Test TC-5A: Charging System Voltage Too Low
- Test TC-5B: Charging System Voltage Too Low
- Test TC-6A: Charging System Voltage Too High
- Test TC-6B: Charging System Voltage Too High
- Test TC-10A: Auto Shutdown Relay Control Circuit
- Test TC-11A: Generator Field Not Switching Properly
- Test TC-12A: Torque Converter Clutch Solenoid/Trans Relay CKTS (Neon)
- Test TC-14A: Rad Fan Control Relay Circuit
- Test TC-15A: Speed Control Power Relay Circuit, S/C 12V Driver Circuit & Speed Control Solenoid Circuits
- Test TC-15B: Speed Control Power Relay Circuit, S/C 12V Driver Circuit & Speed Control Solenoid Circuits
- Test TC-15C: Speed Control Power Relay Circuit & Speed Control Solenoid Circuits
- Test TC-16A: A/C Clutch Relay Circuit
- Test TC-17A: EGR Solenoid Circuit
- Test TC-17B: EGR Solenoid Circuit
- Test TC-18A: EVAP Purge Solenoid Circuit
- Test TC-18B: EVAP Purge Solenoid Circuit
- Test TC-19A: Injector No. 3 Control Circuit
- Test TC-19B: Injector No. 3 Control Circuit
- Test TC-19C: Injector No. 3 Control Circuit
- Test TC-20A: Injector No. 2 Control Circuit
- Test TC-21A: Injector Control Circuit
- Test TC-21B: Injector No. 1 Control Circuit
- Test TC-21C: Injector No. 1 Control Circuit
- Test TC-21D: Injector No. 1 Control Circuit
- Test TC-25A: Idle Air Control Motor Circuits
- Test TC-25B: Idle Air Control Motor Circuits
- Test TC-25C: Idle Air Control Motor Circuits
- Test TC-25D: Idle Air Control Motor Circuits
- Test TC-25E: Idle Air Control Motor Circuits
- Test TC-26A: Throttle Position Sensor Voltage Low
- Test TC-27A: Throttle Position Sensor Voltage High
- Test TC-30A: ECT Temperature Sensor Voltage Too Low
- Test TC-31A: ECT Sensor Voltage Too High
- Test TC-32A: O2 Sensor 1/1 Stays At Center
- Test TC-35A: No Vehicle Speed Sensor Signal
- Test TC-35B: No Vehicle Speed Sensor Signal
- Test TC-35C: No Vehicle Speed Sensor Signal
- Test TC-36A: Map Sensor Voltage Too Low Or No 5 Volts To Map Sensor
- Test TC-37A: Map Sensor Voltage Too High
- Test TC-39A: No Change In Map Sensor From Start To Run
- Test TC-40A: No Crank Reference Signal At Pcm
- Test TC-40B: No Crank Reference Signal At Pcm
- Test TC-40C: No Crank Reference Signal At Pcm
- Test TC-42A: Ignition Coil No. 2 Primary Circuit
- Test TC-43A: Ignition Coil No. 1 Primary Circuit
- Test TC-44A: No ASD Relay Output Voltage At Pcm
- Test TC-46A: EGR System Failure
- Test TC-48A: Pcm Failure EEPROM Write Denied & Pcm Failure Sri Mile Not Stored
- Test TC-57A: Intake Air Temperature Sensor Voltage Low
- Test TC-58A: Intake Air Temperature Sensor Voltage High
- Test TC-59A: Knock Sensor Circuit
- Test TC-60A: Barometric Pressure Out Of Range
- Test TC-61A: Injector No. 4 Control Circuit
- Test TC-62A: O2 Sensor 1/1 Shorted To Voltage
- Test TC-65A: O2S 2/1 Stays At Center
- Test TC-66A: O2 Sensor 2/1 Shorted To Voltage
- Test TC-69A: Injector No. 5 Control Circuit
- Test TC-69B: Injector No. 5 Control Circuit
- Test TC-70A: Injector No. 6 Control Circuit
- Test TC-86A: Speed Control Switch Always High
- Test TC-86B: Speed Control Switch Always High
- Test TC-87A: Speed Control Switch Always Low
- Test TC-87B: Speed Control Switch Always Low
- Test TC-90A: A/C Pressure Sensor Volts Too High
- Test TC-91A: A/C Pressure Sensor Volts Too Low
- Test TC-92A: Low Speed Fan Control Relay Circuit
- Test TC-93A: High Speed Fan Control Relay Circuit
- Test TC-101A: Fuel Pump Relay Control Circuit
- Test TC-102A: O2 Sensor 1/1 Slow Response
- Test TC-103A: O2S 1/1 Heater Failure
- Test TC-105A: O2S 1/2 Heater Failure
- Test TC-106A: Multiple Cylinder Misfire
- Test TC-106B: Multiple Cylinder Misfire
- Test TC-107A: Cylinder No. 1-6 Misfire
- Test TC-112A: Catalyst 1/1 Efficiency Failure
- Test TC-113A: EVAP Purge Flow Monitor Failure
- Test TC-113B: EVAP Purge Flow Monitor Failure
- Test TC-113C: EVAP Purge Flow Monitor Failure
- Test TC-113D: EVAP Purge Flow Monitor Failure
- Test TC-113E: EVAP Purge Flow Monitor Failure
- Test TC-113F: EVAP Purge Flow Monitor Failure
- Test TC-114A: Park/Neutral Switch Failure
- Test TC-115A: Power Steering Switch Failure
- Test TC-115B: Power Steering Switch Failure
- Test TC-118A: 1/1 Fuel System Rich
- Test TC-118B: 1/1 Fuel System Rich
- Test TC-119A: 1/1 Fuel System Lean
- Test TC-119B: 1/1 Fuel System Lean
- Test TC-120A: 2/1 Bank Fuel System Rich
- Test TC-120B: 2/1 Fuel System Rich
- Test TC-121A: 2/1 Fuel System Lean
- Test TC-121B: 2/1 Fuel System Lean
- Test TC-122A: O2 Sensor 2/1 Slow Response
- Test TC-124A: O2 Sensor 2/1 Heater Failure
- Test TC-125A: O2 Sensor 2/2 Heater Failure
- Test TC-126A: O2 Sensor 1/2 Shorted To Voltage
- Test TC-127A: O2 Sensor 2/2 Shorted To Voltage
- Test TC-128A: Closed Loop Temp Not Reached
- Test TC-129A: O2 Sensor 1/2 Stays At Center
- Test TC-130A: O2S 2/2 Stays At Center
- Test TC-132A: TPS Voltage Does Not Agree With Map
- Test TC-133A: Timing Belt Skipped One Tooth Or More
- Test TC-138A: Target Idle Not Reached
- Test TC-138B: Target Idle Not Reached
- Test TC-139A: High Speed Radiator Fan Control Relay
- Test TC-145A: Vacuum Leak Found (IAC Fully Seated)
- Test TC-146A: 5 Volt Supply Output Too Low
- Test TC-146B: 5-Volt Supply Output Too Low
- Test TC-148A: Torque Converter Clutch, No Rpm Drop Lockup
- Test TC-149A: Fuel Level Sending Unit Volts Too Low
- Test TC-149B: Fuel Level Sending Unit Volts Too Low
- Test TC-150A: Fuel Level Sending Unit Volts Too High
- Test TC-150B: Fuel Level Sending Unit Volts Too High
- Test TC-151A: Fuel Level Unit No Change Over Miles
- Test TC-151B: Fuel Level Unit No Change Over Miles
- Test TC-152A: Brake Switch Sense Circuit
- Test TC-153A: Battery Temp Sensor Voltage Too Low Or Battery Temp Sensor Voltage Too High
- Test TC-153B: Battery Temp Sensor Voltage Too Low Or Battery Temp Sensor Voltage Too High
- Test TC-153C: Battery Temp Sensor Voltage Too Low Or Battery Temp Sensor Voltage Too High
- Test TC-155A: O2S 1/1 Voltage Shorted To Ground
- Test TC-156A: O2S 1/2 Voltage Shorted To Ground
- Test TC-157A: Intermittent Loss Of CMP Or CKP
- Test TC-157B: Intermittent Loss Of CMP Or CKP
- Test TC-157C: Intermittent Loss Of CMP Or CKP
- Test TC-160A: EVAP Leak Monitor Small Leak Detected
- Test TC-161A: EVAP Leak Monitor Large Leak Detected
- Test TC-180A: Catalyst 2/1 Efficiency Failure
- Test TC-181A: O2S 2/1 Shorted To Ground
- Test TC-182A: O2S 2/2 Shorted To Ground
- Test TC-183A: Leak Detection Pump Solenoid Circuit
- Test TC-184A: Leak Detection Pump Switch Or Mechanical Fault
- Test TC-186A: Misfire Adaptive Numerator At Limit
- Test TC-187A: EVAP Leak Monitor Pinched Hose
- Test TC-192A: Slow O2S 1/1 During Catalyst Monitor
- Test TC-193A: Slow O2S 2/1 During Catalyst Monitor
- Test TC-197A: High Speed Radiator Fan Ground Control Relay Circuit
- Test NTC-1A: No Trouble Code Test Menu
- Test NTC-2A: Checking Secondary Ignition & Timing
- Test NTC-3A: Checking Pcm Power & Grounds
- Test NTC-4A: Checking Engine Vacuum
- Test NTC-5A: Checking Fuel Delivery
- Test NTC-5B: Checking Fuel Delivery
- Test NTC-6A: Checking Coolant Sensor Calibration
- Test NTC-7A: Checking Throttle Position Sensor
- Test NTC-8A: Checking Map Sensor
- 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-14A: Checking Timing Belt Alignment
- Test NTC-17A: Checking Evaporative Emissions Systems
- Test NTC-17B: 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 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-4B: Repairing High Fuel Pressure
- Test NS-4C: 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-6C: 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 NS-9B: Repairing A No Crank Condition
- Test NS-9C: 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