FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM
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Car repair manuals for everyone.
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Mercury
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1993
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Grand Marquis V8-281 4.6L SOHC
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Repair and Diagnosis
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Relays and Modules
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Relays and Modules - HVAC
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Control Module HVAC
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Testing and Inspection
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Pinpoint Test E: No High Blower Speed
Pinpoint Test E: No High Blower Speed
Test Condition:
Start engine, set control to MAX A/C, set blower switch to LO or MED (blower turns), then switch blower to HI. If blower does not go to full HI speed, proceed as follows:
IV Symptom - No High Blower Speed:
IV Symptom - No High Blower Speed (cont.):