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P1635 Diagnostic Trouble Code Discussion for June 2004

5-Volt Reference 'A' Circuit Malfunction

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Trouble Ticket Help Requests for DTC P1635
Help Request Posted
2000 Ford Taurus SE 3.0L Surge, Cuts out, Stall, Misfire VIN: 1FAFP5327Y
P1635: Cont KOEOKOER Axle/Tire ratio error. ... my Aunt's car. She kept it under a carport most of it's life. It did have the fuel pump go out at 400 miles. And, the dealer replaced it. It has always had a full tank of gas. It is never driven with a low tank. I purchased the car last year from her. I n...
June 03, 2004