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P1668 Diagnostic Trouble Code Discussion for September 2006

Generator L-Terminal Control Circuit Malfunction

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Trouble Ticket Help Requests for DTC P1668
Help Request Posted
1999 Ford F-350 Super Duty XL 7.3L No Start, Stall VIN: 1FTWW32FOX
P1668: PCM To IDM Diagnostic Communication Error. Hello everyone. Wrecker brought this one in. Truck will crank up and then stall after about 1 minute. Sometimes it will crank back up and sometimes it won't. Both batteries checked good, spins engine over 150 rpm. Engine oil is clean and filled. Checked circui...
September 26, 2006