Other information:
System Circuit Diagram
With High Voltage Battery Heater System
Without High Voltage Battery Heater System
Circuit Diagram
Without High Voltage Battery Heater System
With High Voltage Battery Heater System
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Inspection
Wrap tin foil around the end of the voltmeter test lead to
prevent damaging the heater line. Apply finger pressure on the tin foil,
moving the tin foil along the grid line to check for open circuits.
1.
Turn on the defogger switch and use a voltmete ...