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Home >> Volvo >> 2004 >> S80 Base, 2.5 59, FWD >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> AEM, CEM & Rem Diagnostic Trouble Codes - 9 Of 12 >> CEM-8F23: Relay, Windshield Wiper. Signal Too High. Permanent Fault (2000-2004) >> Signal too high. Permanent fault >> Checking the cable

Checking the cable

Check the cable between windshield wiper relay base terminal #2 and central electronic module (CEM) terminal #A13. Check for a short-circuit to supply voltage.

Remedy as necessary.

Replace the fusebox if no fault is found.

Other information: 

Fig 1: Identifying Voltage Display
GLL101041Courtesy of VOLVO CARS OF NORTH AMERICA.
Fig 2: Identifying Connectors
GLL106083Courtesy of VOLVO CARS OF NORTH AMERICA.