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International Automotive Technicians Network
Re: Volvo testing
Posted to Technical Discussion Forum on 9/19/2007

Dusty

I've had a couple of these that had corsion in the ecm connector that caused the same symptom. The back of the connector will slide off after you pull a small screw that secures the cover. Then you can test the ecm inputs and out puts with it pluged in... Login to read more.