18068/P1660/005728
From Ross-Tech Wiki
Revision as of 13:47, 10 October 2008 by RtWiKiSyS0p (talk | contribs) (New page: __FORCETOC__ == 18068/P1660/005728 - Coolant Fan Control 1: Short to Ground == ==== Possible Symptoms ==== * Malfunction Indicator Light (MIL) ON ==== Possible Causes ==== * Fuse(s) fa...)
18068/P1660/005728 - Coolant Fan Control 1: Short to Ground
Possible Symptoms
- Malfunction Indicator Light (MIL) ON
Possible Causes
- Fuse(s) faulty
- Wiring and/or Connector(s) from/to Coolant Fan Control Module (J293) faulty
- Coolant Fan Control Module faulty
- Engine Control Module Power Supply Relay (J271) faulty
Possible Solutions
- Check Fuse(s)
- Check Wiring and/or Connector(s) from/to Coolant Fan Control Module (J293)
- Check Coolant Fan Control
- Perform Output Test
- Check/Replace Coolant Fan Control Module (J293)
- Check Activation Signal with Ocilloscope
- Check Engine Control Module Power Supply Relay (J271)
- Only applies if the Coolant Fan is running with Engine cooled down and Ignition OFF until Battery is drained
Special Notes
- When found in Audi A3 (8P), the complete Coolant Fan may need to be replaced. Detailed Instructions and Repair Information can be found under Recall 19D8 (2004439).