Section 191 (Engine Controls Self-Diagnostics - 2.2L Bi-Fuel)
WARNING: This page is about a different car, the 2003 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.
- Introduction
- Self-Diagnostic System
- Programming
- Drive Cycles
- Notes
- Inspection/Maintenance System Check
- Inspection/Maintenance Complete System Set Procedure
- Inspection/Maintenance System DTCS
- Inspection/Maintenance Catalyst System Set Procedure
- Inspection/Maintenance Evaporative Emission System Set Procedure
- Inspection/Maintenance Heated Oxygen Sensor/Oxygen Sensor System Set Procedure
- Inspection/Maintenance Heated Oxygen Sensor Heater System Set Procedure
- Summary
- Diagnostic Trouble Code Definitions
- Component Locations
- Connector Identification
- System Tests
- Diagnostic Tests
- Notes
- DTC P0005: High Pressure Lock-Off Solenoid Control Circuit
- DTC P0148: Alternative Fuel Enable Control Circuit
- DTC P0171: Fuel Trim System Lean
- DTC P0172: Fuel Trim System Rich
- DTC P0182: Fuel Tank Temperature Sensor Voltage Low
- DTC P0183: Fuel Tank Temperature Sensor Voltage High
- DTC P0187: Fuel Rail Temperature Sensor Voltage Low
- DTC P0188: Fuel Rail Temperature Sensor Voltage High
- DTC P0191: Fuel Rail Pressure Sensor Signal Voltage Out Of Normal Operating Range
- DTC P0192: Fuel Rail Pressure Sensor Signal Voltage Low
- DTC P0193: Fuel Rail Pressure Sensor Signal Voltage High
- DTC P0201-P0204: Injector Control Circuit
- DTC P0300-P0304: Engine Misfire Detected
- DTC P1020: Fuel Injector Control Circuit
- DTC P1021-P1024: CNG Injector Control Circuit
- DTC P1204: Vehicle Does Not Operate In CNG Mode
- DTC P1209: Fuel Injector Control Module PWM Output Signal Failure
- DTC P1432: Fuel Tank Pressure Sensor Voltage Low
- DTC P1433: Fuel Tank Pressure Signal Voltage High
- DTC P2146: AF Driver States Do Not Match
- DTC P2665: Low Pressure Lock-Off Solenoid Driver Status Does Not Match
- DTC P2668: Fuel Indicator Light Command/Actual State Do Not Match
- Wiring Diagrams