Good Question!
I was wondering myself, if a bad wiring harness could have caused the module to go bad. But so far, no one has said that it could be the cause, ...only the coil has been fingered for its early demise.

-Larry

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It is a truism that almost any sect, cult, or religion will legislate its creed into law if it acquires the political power to do so. Robert A. Heinlein


09 Jetta TDI
1985 300D