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Re: P0641 VREF 1 low
Posted to Technical Theory Forum on 8/1/2018 1 Reply

OK, so we've got another interesting vehicle to play with. This vehicle sets a P0641 fairly consistently. Will not set in the stall, either brake-torqueing or otherwise. Will idle all day, without setting any codes. Sometimes it will set the P0641 just backin... Login to read more.

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