Quote:
Originally Posted by ILUVMILS
MB never made this information available to dealers.
The best way to tell if the engine harness is bad is to simply look at it. The wires are visible near the connections to the air pump switchover valve and coolant temp sensor. No need to cut anything open or unwrap...…
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look at the big connector for the ecu. should have a label that says delphi and a date, i think. good luck, chuck.