Quote:
Originally Posted by SwissXC90
It is extremely unlikely that you have multiple bus failures at the same time in different places in the vehicle.
The common point for all the CAN buses is the CEM.
If all those comms messages continuously come back, then you need to remove and inspect the CEM for water damage and corrosion on the connectors.
Don't bother with any other faults until you fix the bad comms problems.
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Thanks, this is my job for tomorrow. One question I do have is where would the water be coming in from?
I'd rather cure the symptom AND the cause.