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Home >> Volvo >> 2008 >> S40 T-5, FWD >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Central Electronic Module (CEM) Diagnostic Trouble Codes - 9 Of 10 (544 Body) >> CEM-De54: Communication With Infotainment Control Module (ICM). Signal Missing >> Signal Missing >> Checking >> Checking Function Of Infotainment Control Module (ICM)

Checking Function Of Infotainment Control Module (ICM)

Check that the infotainment control module (ICM) is powered and grounded by switching on the ignition. Then switch on the radio.

The infotainment control module (ICM) display must be lit.

Fig 1: Identifying Infotainment Control Module (ICM)
GLL117605Courtesy of VOLVO CARS OF NORTH AMERICA.

Does the display light?