Operation CHARM
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Isuzu Truck
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2000
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Trooper LS V6-3.5L
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Repair and Diagnosis
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Sensors and Switches
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Sensors and Switches - HVAC
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Blower Motor Switch
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Testing and Inspection
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Fan Control Knob (Fan Switch) & Air Conditioning (A/C) Switch
Fan Control Knob (Fan Switch) & Air Conditioning (A/C) Switch
1.
Check for continuity between the fan switch and the A/C switch side connector terminals.
1.
Check for continuity between the terminals of the fan switch.