Engine Controls - Tests W/Codes - V6
- Introduction
- Self-Diagnostic System
- Summary
- Self-Diagnostics
- Code Identification
- Code Charts
- Notes
- Ecu Terminal Identification
- Diagnostic Circuit Check
- Test No. 1 - Ecu (+B) Circuit
- Code 12, 13 - Rpm Signal
- Code 14/Test No. 2 - Ignition Signal
- Code 21/Test No. 3 - Oxygen Sensor Signal
- Code 22/Test No. 4 - Coolant Temperature Sensor Signal
- Code 24, 31, 32/Test No. 5 - IAT Sensor & Airflow Meter Sig.
- Code 25 - Lean Air/Fuel Mixture
- Code 26 - Rich Air/Fuel Mixture
- Code 35 - High Alt. COMPENSATOR Sensor Signal (Cab & Chassis)
- Code 41/Test No. 6 - Throttle Position Sensor Signal
- Code 42 - Vehicle Speed Sensor Signal
- Code 43/Test No. 7 - Starter Signal
- Code 51 - Switch Signal
- Code 52 - Knock Sensor Signal
- Code 53 - Knock Sensor Control (Ecu)
- Code 71/Test No. 8 - EGR System Malfunction
- Test No. 9 - Injector Circuit
- Test No. 10 - Cold Start Injector Circuit
- Test No. 11 - Check Engine Light Circuit
- Test No. 12 - Stoplight Switch Circuit