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P1289 Diagnostic Trouble Code Discussion for July 2013

Air Fuel Sensor (Bank 2 Sensor 1) Circuit Response Time

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Trouble Ticket Help Requests for DTC P1289
Help Request Posted
2006 Ford Expedition Limited 5.4L temp guage VIN: 1FMPU20546
P1289: coolant head temp sensor. when we origanlly found P1289 in the pcm it would be intermittant - we replaced the cylinder head temp sensor that came with the reman engine with a factory ford part since then the problem became constant - right after replacement the gage would read temp wit...
July 01, 2013