P1658

P1658

Overrun Recirculating Air Valve Output Stage - Above Limit

Diagnosis conditions
- Engine running
- Battery positive voltage greater than 7 V

Possible fault cause
- Short circuit to B+ triggering wire

Affected terminals
III/16

Diagnosis/Troubleshooting

Note: The wiring for the overrun recirculating air valve is routed via the connector X 59/3 pin 8.