fuel pump secondary circuit fault - Ford Powerstroke Diesel Forum
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post #1 of 2 Old 06-22-2009, 07:27 AM Thread Starter
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fuel pump secondary circuit fault

I replaced the fuel pump a week ago now I am getting this as a DTC P1238 fuel pump secondary circuit fault can some one explain what it means and how to fix it, or the causes.

2002 F350 Crew cab Lariat
Power Hungry Performance Gryphon- Custom Tunes
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1996 extended cab 4x4 Powerstroke TOTALED
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post #2 of 2 Old 06-22-2009, 07:33 AM
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Check the wiring.

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2005 6.0 Crew Cab Long Box Lariat, current truck

2004 6.0 destroyed by contaminated fuel

2002 7.3L burnt
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