Section 97 (Engine Controls Self-Diagnostics - 6.5L)
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2002 GMC Savana Special, 2002 GMC Savana Camper Special, 2002 GMC Savana, 2002 Chevrolet RV Cutaway, and 2002 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
- Model Identification
- Introduction
- Self-Diagnostic System
- On-Board Diagnostics
- Intermittent Conditions
- Notes
- Preliminary
- Harness or Connector Intermittents
- Electrical Connections or Wiring
- Control Module Power & Grounds, & Component Power & Grounds
- Temperature Sensitivity
- Electromagnetic Interference (EMI) and Electrical Noise
- Incorrect PCM Programming
- Duplicating Failure Conditions
- Scan Tool Snapshot
- Vehicle Data Recorder
- Diagnostic Procedure
- Retrieving Diagnostic Trouble Codes
- Diagnostic System Check - Engine Controls
- Clearing Diagnostic Trouble Codes
- Scan Tool Usage
- Powertrain Control Module Location
- Programming
- Inspection/Maintenance Procedures
- Summary
- Diagnostic Trouble Code Definitions
- Component Locations
- Connector Identification
- System Tests
- Diagnostic Tests
- Notes
- 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: Accelerator Pedal Position Sensors - Excessive Difference
- DTC P0122: Accelerator Pedal Position Sensor 1 Circuit - Low Voltage
- DTC P0123: Accelerator Pedal Position Sensor 1 Circuit - High Voltage
- DTC P0126: Insufficient ECT For Stable Operation
- DTC P0182: Fuel Temperature Sensor Circuit - Low Voltage
- DTC P0183: Fuel Temperature Sensor Circuit - High Voltage
- DTC P0215: Engine Shutoff Solenoid Control Circuit
- DTC P0216: Injection Timing Control System
- DTC P0219: Engine OVERSPEED Condition
- DTC P0220: Accelerator Position Sensor 2 Circuit
- DTC P0221: Accelerator Position Sensor 2 Circuit Performance
- DTC P0222: Accelerator Position Sensor 2 Circuit - Low Voltage
- DTC P0223: Accelerator Position Sensor 2 Circuit - High Voltage
- DTC P0225: Accelerator Position Sensor 3 Circuit
- DTC P0226: Accelerator Position Sensor 3 Circuit Performance
- DTC P0227: Accelerator Position Sensor 3 Circuit - Low Voltage
- DTC P0228: Accelerator Position Sensor 3 Circuit - High Voltage
- DTC P0231: Fuel/Lift Pump Feedback Circuit - Low Voltage
- DTC P0236: Turbocharger Boost System
- DTC P0237: Turbocharger Boost Sensor Circuit - Low Voltage
- DTC P0238: Turbocharger Boost Sensor Circuit - High Voltage
- DTC P0251: Injection Pump Cam System
- DTC P0263, P0266, P0269, P0272, P0275, P0278, P0281 & P0284: Cylinder Balance System
- DTC P0300: Engine Misfire Detected
- DTC P0301-P0308: Cylinders No. 1-8 Misfire Detected
- DTC P0335: Crankshaft Position Sensor Circuit
- DTC P0370: Timing Reference High Resolution
- DTC P0380: Glow Plug Circuit Performance (Ca)
- DTC P0380: Glow Plug Circuit Performance (Fed)
- DTC P0501: Vehicle Speed Sensor (M/T)
- DTC P0560: Pcm Detects Either A Low Or A High System Voltage
- DTC P0601-P0607, P1600, P1621, P1680, P1681 & P1683: Pcm Memory
- DTC P0704: Clutch Pedal Switch
- DTC P0719: TCC/Stoplight Switch Open
- DTC P0724: TCC/Stoplight Switch Closed
- DTC P1125: Accelerator Pedal Position Sensors Out Of Range Or Disagree
- DTC P1214: Injection Pump Timing Offset Error
- DTC P1216: Fuel Solenoid Response Time - Too Short
- DTC P1217: Fuel Solenoid Response Time - Too Long
- DTC P1218: Injection Pump Calibration Circuit
- DTC P1627: Pcm A/D Performance
- DTC P1635: 5-Volt Reference 1 Circuit
- DTC P1641: Mil Control Circuit
- DTC P1643: Wait To Start Indicator Control Circuit
- DTC P1654: Service Throttle Soon Light Control Circuit
- DTC P1656: WASTEGATE Solenoid Control Circuit