Section 6 (Engine Controls - Tests W/Codes)
WARNING: This page is about a different car, the 1994 Volvo 960. However, it is still accessible from the selected car via links, so may be relevant.
- Introduction
- Self-Diagnostic System
- Component Locations
- Fault Code Testing
- Connecting Measuring Unit To Ecu
- Code 1-3-1 Or 2-1-4 (Timing Pick-Up Signal)
- Code 1-3-2 (Battery Voltage)
- Code 1-4-3 Or 4-3-3 (No Front/Rear Knock Sensor Signal)
- Code 2-2-3 (No Idle Valve Signal)
- Code 2-3-1 (Lambda Control Rich Or Lean In Part-Load Range) Or Code 2-3-2 (Lambda Control Rich Or Lean At Idle)
- Code 2-3-3 (Idle Control Not In Range)
- Code 2-4-1 (EGR Flow Too Low)
- Code 2-4-3 (Throttle Switch Signal Absent Or Faulty)
- Code 3-1-1 (Speedometer Signal)
- Code 3-1-4 (Camshaft Sensor Signal)
- Code 3-2-2 (Airflow Meter Hot Wire)
- Code 4-3-1 (EGR Temperature Sensor Absent/Faulty)
- Code 5-1-2 (Short Term Fuel Trim)
- Summary