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Home >> Mercury >> 1992 >> Grand Marquis V8-281 4.6L SOHC >> Repair and Diagnosis >> Relays and Modules >> Relays and Modules - HVAC >> Control Module HVAC >> Testing and Inspection >> Pinpoint Test D: No Medium Or Low Blower Speeds

Pinpoint Test D: No Medium Or Low Blower Speeds

III Symptom - No Medium Or Low Blower Speed (cont.):






III Symptom - No Medium Or Low Blower Speeds:






Test Condition:

Start engine, set control to MAX A/C, set blower switch to MED or LOW. If there is no blower operation:
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