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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 - 5 Of 12 >> CEM-3F81: Immobilizer Signal. Signal Too High. Permanent Fault (1999-2004) >> Signal too high. Permanent fault >> Checking the relay

Checking the relay

Check that relay 2/35 is correctly installed.

Check the relay terminals.

Check the resistance of the relay coil.

Remedy as necessary.

Fig 1: Identifying Connectors
GLL106083Courtesy of VOLVO CARS OF NORTH AMERICA.

Is there a fault?