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Home >> Isuzu >> 2004 >> Ascender Limited, 4.2 S >> Repair and Diagnosis >> Body & Frame >> Windows >> Stationary Windows >> Diagnostic Information and Procedures >> Scan Tool Data Definitions >> HVAC Control Module
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HVAC Control Module

Rear Defrost Switch

The scan tool displays On/Off. When the rear window defogger switch is depressed, the scan tool will momentarily display On.

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