× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network

P0191 Diagnostic Trouble Code Discussion for March 2013

Fuel Rail Pressure Sensor Performance

Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Trouble Ticket Help Requests for DTC P0191
Help Request Posted
2007 Chevrolet Silverado 2500 HD LT 6.6L No Start, Stall, MIL Lamp on, Lacks Power VIN: 1GCHK23627
P0191: Fuel Rail Pressure Sensor Performance. ... experts have run into this problem before and know the fix. We have sunk $1200 into this truck 3 months ago and she has not had any trouble over that time period. Now the problem has occurred again after shutting off and going back to restart it. Truck sta...
March 05, 2013
2008 Ford F-450 Super Duty XLT 6.8L Hesitation VIN: 1FDXF47Y48
P0191: fuel rail pressure sensor a circuit range. truck losses power , fuel pressure drops to 3-10 psi on hard accel using both mech. gauge and ford IDS. traced and checked all wiring from fuel pump too module on frame rail to pcm and inertia switch, all seems good, loaded wires with headlight ok. disconnecte...
March 26, 2013