Engine Controls - Tests W/Codes
- Introduction
- Self-Diagnostic System
- Diagnostic Code Charts
- Diagnostic Circuit Check
- Chart A-1, No Check Engine Light
- Diagnostic Aids
- Chart A-2, Won't Flash Code 12 Check Engine Light On Steady
- Code 13, O2 Sensor Circuit Signal Voltage Doesn't Change
- Code 14, Coolant Temp. Circuit Low Temp. Indicated
- Code 15, Coolant Temp. Sensor Circuit High Temp. Indicated
- Code 21, Throttle Switch Circuit (M/T Only) Idle Switch & Wot Switch Indicated On
- Code 21, Throttle Position Sensor Circuit (A/T) Signal Voltage High
- Code 22, Throttle Position Sensor Circuit (A/T) Signal Voltage Low
- Code 23, Intake Air Temp Sensor Circuit Low Temp Indicated
- Code 24, Vehicle Speed Sensor Circuit
- Code 25, Intake Air Temp Sensor Circuit High Temp Indicated
- Code 31, Map Sensor CKT Signal Voltage Low W/High Vacuum
- Code 32, Map Sensor CKT Signal Voltage High W/Low Vacuum
- CODE 41, IGNITION SIGNAL CKT, LSi STD IGN W/VAC ADVANCE
- CODE 41, IGN SIGNAL CKT NO SIGNAL, XFi W/ESC IGN SYSTEM
- CODE 42, CRANK ANGLE SENSOR CKT NO SIGNAL FOR 2 SEC. XFi W/ESA IGNITION
- CODE 51, EGR CIRCUIT (CALIFORNIA & XFi ONLY)
- Summary