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P1233 Diagnostic Trouble Code Discussion for September 2007

Fuel Injector 4 Control Circuit Shorted

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Trouble Ticket Help Requests for DTC P1233
Help Request Posted
2001 Ford Mustang 3.8L Hesitation, Misfire, MIL Lamp on VIN: 1FAFP40461
P1233: Fuel Pump Driver Module Off Line. ... other techs... Came in for misfire and CEL. Pulled codes and found P1233-Fuel Pump Driver Mod Off Line. Checked Module and did not see any wire problems. Replaced Mod anyhow, no change. Reinstalled original mod. After resetin...
September 06, 2007