× 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

P0473 Diagnostic Trouble Code Discussion for July 2009

Exhaust Backpressure Sensor Circuit High Input

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 P0473
Help Request Posted
2001 Ford F-250 Super Duty Lariat 7.3L Misfire, Poor Fuel Economy VIN: 1FTNX21F71
P0473: Exhaust Backpressure Sensor Circuit High Input. i dont normally do much diesel service work, so if i say something dumb here please be patient, vehicle came in with a complaint of poor fuel mileage, and a skip. the skip can be heard somewhat at idle, but actually makes the engine shake at approx 1100 rpm. t...
July 27, 2009