P0473 Diagnostic Trouble Code Discussion for July 2009
Exhaust Backpressure Sensor Circuit High Input
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| 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 |
