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P1668 Diagnostic Trouble Code Discussion for November 2011

Generator L-Terminal Control Circuit Malfunction

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Trouble Ticket Help Requests for DTC P1668
Help Request Posted
2003 Land Rover Discovery SE 4.6L No Start VIN: SALTY16433
P1668: . Vehicle won't start. No previous issues. Customer states car was fine and then wouldn't start. Vehicle is getting spark and pulse so that should rule out crank sensor. There is no fuel pressure. Diagnosis found that the ecm is not grounding the fuel pump relay...
November 29, 2011