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P1668 Diagnostic Trouble Code Discussion for June 2007

Generator L-Terminal Control Circuit Malfunction


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Trouble Ticket Help Requests for DTC P1668
Help Request Posted
2002 Ford F-450 Super Duty XL 7.3L No Start VIN: 1FDXFY6F32
P1668: PCM To IDM Diagnostic Communication Error. Do not work on many diesels here so could really use a little help. I do not have support on the 450 superduty, i tryed to use data for a 350, however when looking for the idm it is not where it is on the 350. Any help on where to find the idm location and ins...
June 25, 2007
2002 Ford F-450 Super Duty XL 7.3L No Start VIN: 1FDXFY6F32
P1668: PCM To IDM Diagnostic Communication Error. Do not work on many diesels here so could really use a little help. I do not have support on the 450 superduty, i tryed to use data for a 350, however when looking for the idm it is not where it is on the 350. Any help on where to find the idm location and ins...
June 25, 2007