Engine Controls - Tests W/Codes
- Introduction
- Trouble Code Diagnostic Hints
- Trouble Code Identification
- Trouble Code Charts
- ECM Terminal Identification
- Diagnostic Circuit Check
- Test No. 1 ECM (+B) Circuit Check
- DTC 12 & 13 - Rpm Signal
- DTC 14 - Ignition Signal
- Code 16 - Electronic-Controlled A/T Signal
- DTC 21 & 27 - Oxygen Sensor Signal
- DTC 22 - Engine Coolant Temperature Signal
- DTC 24, 31, 32 - Intake Air Temperature Sensor & Airflow Meter Signal
- DTC 25, 26 - Lean Or Rich Air/Fuel Mixture
- DTC 41 - Throttle Position Sensor
- DTC 42 - Vehicle Speed Sensor Signal
- DTC 43 - Starter Signal
- DTC 51 - Switch Condition Signal
- DTC 52 - Knock Sensor Signal
- DTC 53 - Knock Sensor Control - ECM
- DTC 71 - EGR System Malfunction
- Summary