Engine Controls - Tests W/Codes
- Introduction
- Self-Diagnostic System
- Summary
- Diagnostic Code Charts
- Notes
- Diagnostic Circuit Check
- Chart A-1, No "Check Engine" Light
- Chart A-2, Won't Flash Code 12/Check Engine Light On Steady
- Code 13, Oxygen Sensor Circuit, Signal Voltage Doesn't Change
- Code 14, Coolant Temp Sensor (Cts) CKT, Low Temp. Indicated
- Code 15, Coolant Temp Sensor (Cts) CKT, High Temp Indicated
- Code 21, Throttle Position Sensor CKT, Signal Voltage High
- Code 22, Throttle Position Sensor CKT, Signal Voltage Low
- CODE 23, INTAKE AIR TEMP (IAT) SENSOR CkT, LOW TEMP INDICATED
- Code 24, Vehicle Speed Sensor Circuit
- Code 25, Intake Air Temp Sensor CKT, High Temp Indicated
- Code 31, Map Sensor CKT, Low Voltage Input - Low Vacuum
- Code 32, Map Sensor Circuit, High Voltage Input - High Vacuum
- Code 41, Ignition Signal Circuit, No Signal
- Code 42, Crank Angle Sensor Circuit, No Signal For 3 Seconds
- Code 51, Exhaust Gas RECIRCULATION (EGR) Circuit