Volvo 2003+ XC90
Infotainment Control Module (ICM) interference diagnosis.
This test helps diagnose causes for the following symptoms:
– No Drivers Information Module display; cluster does not operate
– Climate Control Module temperature fan control is inaccurate
– Infotainment Control Module turns on initially, and then turns off
Remove the ICM and bridge CAN wires together using a paper clip at the back side of the terminal.
*Bridge white wires with white wires
* Bridge green wires with green wires
Turn the car on and check to see if the problems are fixed.