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P1237 Diagnostic Trouble Code Discussion for April 2007

Fuel Pump Secondary Circuit Malfunction

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Trouble Ticket Help Requests for DTC P1237
Help Request Posted
2001 Ford Focus SE 2.0L Poor Idle Quality, Hesitation, Cuts out, MIL Lamp on, Power loss VIN: 1FAFP34PS1
P1237: Voltage loss to Furel pump driver module. *please grab a drink and pull up a chair* The description the customer gave was "cuts out" "jerks while driving". It had code for fuel pump driver module. Following what data we had, and talking EXTENSIVELY with the local dealership troublesho...
April 02, 2007
1999 Volkswagen Passat GLS 1.8L No Start, MIL Lamp on VIN: WVWMD63B9W
P1237: cylnder 1 fuel injector open circuit. hello vw guru's! this car has me stumped! to make a long story short this car fails intermittantly-i suspect but cannot verify an alarm malfunction-the drivers door lock opens all the locks sometimes-ten sometimes only half the lock work-then its work fine? we...
April 25, 2007