Engine Controls - Tests W/Codes
- Introduction
- Self-Diagnostic System
- Diagnostic Code Charts (PRIZM)
- Notes
- On-Board Diagnostic (OBD) System Check (PRIZM)
- Chart A1-1 (PRIZM) - No Malfunction Indicator Light
- Chart A1-2 (PRIZM) - Mil Won't Flash Any Codes, Or On Steady
- Code 12 (PRIZM) - No Rpm Signal
- Code 13 (PRIZM) - No Rpm Signal
- Code 14 (PRIZM) -
- Code 21 (PRIZM) - Oxygen Sensor, Open Or Shorted Circuit
- Code 22 (PRIZM) - Engine Coolant Temperature Sensor, Open Or Shorted Circuit
- Code 24 (PRIZM) - Intake Air Temperature Sensor, Open Or Shorted Circuit
- Code 25 (PRIZM) - Oxygen Sensor, Lean Exhaust Indicated
- Code 26 (PRIZM) - Oxygen Sensor, Rich Exhaust Indicated
- Code 27 (PRIZM - CALIF. Emissions) - Sub-Oxygen Sensor, Open Or Shorted Circuit
- Code 31 (PRIZM) - Manifold Absolute Pressure Sensor, Open Or Shorted Circuit
- Code 41 (PRIZM) - Throttle Position Sensor, Open Or Shorted Circuit
- Code 42 (PRIZM) - Vehicle Speed Sensor Circuit, Open Or Shorted Circuit
- Code 43 (PRIZM) - Crank Signal, No Signal
- Code 51 (PRIZM) - Switch Condition Signal
- Code 71 (PRIZM - CALIF. Emissions) - Exhaust Gas
- DIAGNOSTIC CODE CHARTS (PRIZM LSi)
- Notes
- ON-BOARD DIAGNOSTIC (OBD) SYSTEM CHECK - (PRIZM LSi)
- CHART A2-1 (PRIZM LSi) - NO MALFUNCTION INDICATOR LIGHT
- CHART A2-2 (PRIZM LSi) - (MIL) WON'T FLASH ANY CODES, ON STEADY
- CODE 12 (PRIZM LSi) - NO RPM SIGNAL
- CODE 13 (PRIZM LSi) - NO RPM SIGNAL
- CODE 14 (PRIZM LSi) - NO IGNITION SIGNAL
- CODE 16 (PRIZM LSi) - PCM CONTROL SIGNAL, PCM FAILURE
- CODE 21 (PRIZM LSi) - OXYGEN SENSOR CIRCUIT, OPEN OR SHORTED CIRCUIT
- CODE 22 (PRIZM LSi) - ENGINE COOLANT TEMPERATURE SENSOR, OPEN OR SHORTED CIRCUIT
- CODE 24 (PRIZM LSi) - INTAKE AIR TEMPERATURE SENSOR, OPEN OR SHORTED CIRCUIT
- CODE 25 (PRIZM LSi) - OXYGEN SENSOR, LEAN EXHAUST INDICATED
- CODE 26 (PRIZM LSi) - OXYGEN SENSOR, RICH EXHAUST INDICATED
- CODE 27 (PRIZM LSi - CALIF. EMISSIONS) - SUB-OXYGEN SENSOR, OPEN OR SHORTED CIRCUIT
- CODE 31 (PRIZM LSi) - MANIFOLD ABSOLUTE PRESSURE SENSOR, OPEN OR SHORTED CIRCUIT
- CODE 41 (PRIZM LSi) - THROTTLE POSITION (TP) SENSOR, OPEN OR SHORTED CIRCUIT
- CODE 42 (PRIZM LSi) - VEHICLE SPEED SENSOR, OPEN OR SHORTED CIRCUIT
- CODE 43 (PRIZM LSi) - NO CRANK SIGNAL
- CODE 51 (PRIZM LSi) - SWITCH CONDITION SIGNAL
- CODE 52 (PRIZM LSi) - KNOCK SENSOR, OPEN OR SHORTED CIRCUIT
- CODE 71 (PRIZM LSi - CALIF. EMISSIONS) - EXHAUST GAS RECIRCULATION (EGR) SYSTEM
- Summary