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P1663 Diagnostic Trouble Code Discussion for January 2012

Change Oil Lamp Control Circuit Malfunction

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Trouble Ticket Help Requests for DTC P1663
Help Request Posted
2002 Ford F-550 Super Duty XL 7.3L No Start, MIL Lamp on VIN: 1FDAF57F02
P1663: Fuel Deliver Command Signal Circuit Malfunction. ... plugged in for 2 hours and vehicle was driven in. Original codes stored in computer when it arrived were P1247 and P1670. We checked all basic items and then dug into the P1670 code. Begining with FJ10 we followed the test procedure and all circuits tested...
January 10, 2012