Intermittent fault
Check the fuel pump (FP) and the control module connectors. Check for contact resistance and oxidation.
Check the cable between control module terminal #13 and fuel pump terminal 2. Check for an intermittent open-circuit. Check for a short-circuit to ground.
Check the cable between control module #11 and water pump terminal 1. Check for an intermittent open-circuit.
Remedy as necessary.
Other information:
- To access the control module or connect the breakout box, see Connecting the breakout box
- To access or replace the fuel pump (FP), For cars manufactured up to w38 2001 inclusive, see Fuel pump, auxiliary heater, replacing For cars manufactured from w39 2001 inclusive, see Fuel pump auxiliary heater, replacing
- For other values, see Signal specification
- See Checking wiring and terminals .
- Continue
Refer to Information
OKAY: Troubleshooting has been completed.