FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Auxiliary Heater Element: Testing and Inspection

INSPECTION

1. INSPECT WATER BY-PASS GLOW PLUG




a. Measure the resistance according to the value(s) in the table.

Standard resistance: Below 1 Ohm

If the resistance is not as specified, replace the water by-pass glow plug.