Code 22 (Auxiliary Fan Relay)

^D^900 Defect Code Memory: 22 Auxiliary Fan Relay (uncoupling relay A/C system - DME)

Explanation:
This defect code is stored when a short to ground, short to positive, or a break is detected at white connector Pin 24.

Effect of defect:
If the defect is a current defect, the component is no longer activated.

Possible cause:
Wire, FHK relay box or auxiliary fan relay defective.

Troubleshooting:
Check wires and repair if necessary, or renew component.