Possible cause of fault
WARNING: This page is about a different car, the 2006 Porsche Cayenne, 2005 Porsche Cayenne, 2004 Porsche Cayenne, and 2003 Porsche Cayenne. However, it is still accessible from the selected car via links, so may be relevant.
- Short circuit to B+ in the wiring of pin 85 of the level control module
- Short circuit to ground in the wiring of pin 85 of the level control module
- Open circuit in the wiring of pin 85 of the level control module
- Level control module receives implausible signal from compressor
- Compressor temperature sensor faulty
- Level control module faulty