Info

Fault, Fault code

Possible causes, elimination, notes

3. Unplug connector from central valve drive motor.

4. Connect ohmmeter to connector A 12 and drive motor

Connect ohmmeter to connector B 9 and drive motor connector pin 2. Connect ohmmeter to connector C 8 and drive motor connector pin 3. Connect ohmmeter to connector D 4 and drive motor connector pin 4. Connect ohmmeter to connector D 12 and drive motor connector pin 5.

5. Check wire from connector A 12 to drive motor pin 1 for short to B+.

6. Check wire from connector B 9 to drive motor pin 2 for short to B+

7. Check wire from connector C 8 to drive motor pin 3 for short to B+

8. Check wire from connector D 4 to drive motor pin 4 for short to B+

9. Check wire from connector D 12 to drive motor pin 5 for short to B+

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