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P1309 Diagnostic Trouble Code Discussion for March 2006

Misfire Detection Monitor

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Trouble Ticket Help Requests for DTC P1309
Help Request Posted
2000 Ford F-150 Lariat 4.6L MIL Lamp on, Runs rough at times VIN: 1FTRX07WXY
P1309: Misfire monitor fault. ... codes and misfiring. Found p0302 in memory and found both #2 and #3 coil packs bad. We replaced all the boots and plugs at that time. Then the truck came back in with an idle problem. We ended up putting a new computer. The truck has had a rough running pr...
March 06, 2006