XC90 FWD L6-3.2L VIN 98 B6324S (2007)
Continue - DONE
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Checking the Supply Voltage/Ground Terminal, Integrated Audio Module (IAM)
Checking the supply voltage/ground terminal
Checking the power supply and ground terminals
Power supply, Integrated Audio Module (IAM)
The Integrated Audio Module (IAM) is supplied with voltage via a voltage input on the control module.
With ignition on the voltage input is supplied with voltage and the Integrated Audio Module (IAM) is in active mode.
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Voltage input 1 (#A1) is supplied with voltage via a fuse from the Central Electronic Module (CEM). The Integrated Audio Module (IAM) will
not be activated in the event of open circuits.
Checking the power supply
Check the power supply cable from the battery to the Central Electronic Module (CEM) and from the Central Electronic Module (CEM) to the
Integrated Audio Module (IAM) (#A1) with regard to open circuits, loose connections, contact resistance and corrosion. Check the fuse too. The voltage
should be approximate battery voltage with the ignition on.
Ground terminal, Integrated Audio Module (IAM)