Action in service

Secondary fault, rectify faults relating to the following components or functions:

• Mixture control.
• Fuel system.
• VANOS.
• Tank ventilation system.
• Ignition.
• Injectors.
• Crankshaft sensor.
• Camshaft sensor.
• Electromotive throttle controller.
• Hot film air mass meter.

Check exhaust system for leak tightness.

Check lines and plug connections between the following components:

• DME.
• Oxygen sensor after catalytic converter.

Check crankcase ventilation.

Renew oxygen sensor after catalytic converter.