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P1791 Diagnostic Trouble Code Discussion for October 2008

Loss of Prime Malfunction


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Trouble Ticket Help Requests for DTC P1791
Help Request Posted
2005 Saturn L300 3.0L No Start, Hesitation, Surge, Misfire, MIL Lamp on VIN: 1G8JDG4R35
P1791: Throttle Pedal Position Signal Malfunction. Car came in on the hook. Customer copmlaint: no start. Customer says it sat for 2 weeks than it wouldnt start. Battery looked like it been replace recently (AC DELCO). Tested anyways 12.3v. Next, checked fuel pressure none intially. Added induction cleaner dow...
October 07, 2008