1. Check for continuity between the following terminals of the audio-HVAC module 22P connector and the recirculation control motor 7P connector.

   22P: | 7P:
   --- | ---
   No. 7 | No. 7
   No. 8 | No. 5

Is there continuity?

YES | - | Check for loose wires or poor connections at the audio-HVAC module 22P connector and at the recirculation control motor 7P connector. If the connections are good, substitute a known-good audio-HVAC module, and recheck. If the symptom/indication goes away, replace the original printed circuit board.■
NO | - | Repair any open in the wire(s) between the audio-HVAC module and the recirculation control motor.■