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P1635 Diagnostic Trouble Code Discussion for February 2010

5-Volt Reference 'A' Circuit Malfunction


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Trouble Ticket Help Requests for DTC P1635
Help Request Posted
2005 Ford Escape XLT 3.0L No Start VIN: 1FMYU93105
P1635: Tire Axle/Ratio Out Of Acceptable Range. We purchased FMP ford module programing short term subscription. Flashed new pcm and pats system, now vehicle cranks and won't start. PCM is communicating with all other modules but still don't have spark when cranking. Can get rpm signal on data stream indica...
February 19, 2010
2005 Ford Escape XLT 3.0L No Start VIN: 1FMYU93105
P1635: Tire Axle/Ratio Out Of Acceptable Range. We purchased FMP ford module programing short term subscription. Flashed new pcm and pats system, now vehicle cranks and won't start. PCM is communicating with all other modules but still don't have spark when cranking. Can get rpm signal on data stream indica...
February 22, 2010