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P0605 Diagnostic Trouble Code Discussion for December 2011

Internal TCM Malfunction

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Trouble Ticket Help Requests for DTC P0605
Help Request Posted
2002 Ford F-150 Lightning 5.4L Poor Idle Quality, Surge, Cuts out, Stall, Misfire VIN: 2FTZF07382
P0605: Internal control module ROM error. Truck now has poor idle and stalls. No CEL. LTFTs are out of balance @ idle but correct themselves @ 2000rpm. Spark plugs looked good / even color. Good compression (looks like cam timing is right) and fuel trims led me to believe it had a vacuum leak. We repl...
December 15, 2011