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Re: WTEC II ecu problem
Posted to HD/Fleet Forum on 2/19/2004 1 Reply

Rob,

Codes 34-XX and 69-XX are ECU internal faults so I was wondering if you have tried a new or test ECU.

Do the unswitched power wires (336, 343) go directly to the BATTERY POSTS as Allison recommend?

Brendan Login to read more.

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