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Home >> Volvo >> 2004 >> S80 Base, 2.5 59, FWD >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Cables And Fuses - General Diagnostics And Tests >> Connecting The Test Box. Auxiliary Heater (1999-2000) >> Checking ground points >> Checking for open circuits, contact resistance and oxidation

Checking for open circuits, contact resistance and oxidation

Check the heater's ground point and wires connected to it for an open circuit as described in Open-circuit, permanent faults and Contact resistance and oxidation .

Fig 1: Identifying Ohmmeter
GLL101042Courtesy of VOLVO CARS OF NORTH AMERICA.