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Home >> Volvo >> 2008 >> S80 Base >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Infotainment >> Infotainment Control Module (ICM) And Multi Media Module (Mmm) Diagnostic Trouble Codes >> ICM-U1A1587 Incomplete Most Ring Reported By ICM. Bus Signal / Message Failures. Missing Message (2009) >> Fault-Tracing >> Checking Cables And Components, Infotainment Control Module (ICM)

Checking Cables And Components, Infotainment Control Module (ICM)

Check visually whether the infotainment control module (ICM) is emitting light from the MOST connector. If no light is emitted by the infotainment control module (ICM) then the control module is damaged.

If the infotainment control module (ICM) is transmitting light, the fault is in the MOST cable for the next control module.

Remedy as necessary.

Other information 

Fig 1: Identifying Infotainment Control Module (ICM)
GLL152500Courtesy of VOLVO CARS CORPORATION