Intermittent Fault
WARNING: This page is about a different car, the 2002 Volvo C70, 2001 Volvo C70, 2000 Volvo C70, 1999 Volvo C70, and 1998 Volvo C70. However, it is still accessible from the selected car via links, so may be relevant.
Check water pump and control module connector for contact resistance and oxidation according to Contact Resistance And Oxidation .
Check cable between control module #12 and water pump terminal 1 for an intermittent open-circuit according to Open-Circuit, Intermittent Faults and a short-circuit to ground according to Short-Circuit To Ground, Intermittent Faults .
Check cable between control module #11 and water pump terminal 2 for an intermittent open-circuit according to Open-Circuit, Intermittent Faults .
Remedy as necessary.
Other information:
- To access the control module/connect breakout box, see Connecting the Breakout Box .
- To access/replace the water pump, see Replacing Water Pump .
- For other values, see Signal Specification Additional Heater 912-D/B .
- Continue
Refer to Information
OKAY: Troubleshooting has been completed.