October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.
Engine Controls - Tests W/Codes Expand All (for easy ctrl-f) Collapse All Introduction Self-Diagnostic System Diagnostic Circuit Check Code Charts Notes Chart A-1, No Check Engine Light Chart A-2, Won't Flash Code 12 (Check Engine Light On Steady) Code 13, Open Oxygen Sensor Circuit Code 14, Coolant Temperature Sensor (Temperature Too High) Code 15, Coolant Temperature Sensor (Temperature Too Low) Code 21, Throttle Position Sensor (Signal Voltage High) Code 22, Throttle Position Sensor (Signal Voltage Low) Code 24, Vehicle Speed Sensor Code 32, EGR System Error Code 33, Map Sensor (Signal Voltage High - Low Vacuum) Code 34, Map Sensor (Signal Voltage Low - High Vacuum) Code 42, Ignition Control (Ic) Circuit Code 44, Oxygen (O2) Sensor CKT Lean Exhaust Indication Code 45, Oxygen (O2) Sensor CKT (Rich Exhaust Indication) Code 51, Faulty Mem-Cal Code 53, System OVERVOLTAGE Summary