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Home >> Volvo >> 2005 >> S80 Base, 2.5 59, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control Module (ECM) Diagnostic Trouble Codes - 9 Of 11 >> ECM-8010: System Relay Output. Faulty Signal. Permanent Fault (B6284T; 1999-2001) >> Faulty signal. Permanent fault >> Checking the cable

Checking the cable

Check the cable between system relay terminal #3 and control module terminal #A70 (#B10). Check for an open-circuit. Check for a short-circuit to ground. See Contents .

Try a new system relay if no fault is found during the above fault-tracing.

Remedy as necessary.

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