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Home >> Volvo >> 2005 >> XC70 >> Repair and Diagnosis >> Electrical >> Gauges >> Instrumentation - General Diagnostics And Tests (XC) >> Checking The Power Supply And Ground (2001-2004) >> Checking the power supply and ground Intermittent fault >> Checking for open circuits, contact resistance and oxidation.

Checking for open circuits, contact resistance and oxidation.

Check ground points 53/400 and 31/83 for an open circuit as described in Open-circuit, intermittent faults , and for contact resistance and oxidation as described in Contact resistance and oxidation .

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