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P1237 Diagnostic Trouble Code Discussion for February 2009

Fuel Pump Secondary Circuit Malfunction


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Trouble Ticket Help Requests for DTC P1237
Help Request Posted
2004 Ford Explorer XLS 4.0L No Start VIN: 1FM2U72E74
P1237: faulty secondary fuel circuit. Thanks in advance for your help. We cannot get a ground to fuel pump. Relays and fuse are okay. Thinking of running a new wire from driver back to fuel pump (orange and Black wire)
February 12, 2009