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P0320 Diagnostic Trouble Code Discussion for April 2007

No Crank Reference Signal To PCM

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Trouble Ticket Help Requests for DTC P0320
Help Request Posted
2003 Ford F-150 XL 5.4L Hesitation, Cuts out, MIL Lamp on VIN: 1FTRW0743K
P0320: rpm signal failure. vehicle was brought in for hesitation. found a po320 rpm signal failure, we scope tested the crankshaft sensor and the pattern looked good, check the fuel pressure and it is in spec.55psi, the truck acts as if it goes into limp in mode. we also check all the p...
April 23, 2007