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Home >> Volvo >> 2003 >> S80 Base >> Repair and Diagnosis (Single Page) >> Brakes >> Traction Control >> Anti Lock Brake System (Abs) & Brake Control Module (BCM) Diagnostic Trouble Codes >> Abs-0091: Control Module Communication. Control Module Communication (1999-2001) >> Control module communication >> Checking cables
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Checking cables

Check that the communication cables between the control modules are not too close to sources of interference such as electric motors, ignition cables and carphone cables.

Check communication wiring between control modules for an intermittent open-circuit according to Open-circuit, intermittent faults , an intermittent short-circuit to ground according to Short-circuit to ground, intermittent faults and an intermittent short-circuit to supply voltage according to Short-circuit to supply voltage, intermittent faults .

Remedy as necessary.

Other information: 

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