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P0472 Diagnostic Trouble Code Discussion for December 2006

Exhaust Backpressure Sensor Circuit Low Input

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Trouble Ticket Help Requests for DTC P0472
Help Request Posted
1995 Ford F-250 XL 7.3L Extended crank time VIN: 1FTHX26F4S
P0472: Exhaust back prerss circuit low input. Here is an interesting one. We have replaced/repaired the alternator, valve cover gasket and harnesses. We have checked the glow plugs, replaced 4. They all ohm out at 0.07/0.08 ohms. With the genisys, we see an engine oil temp(EOT) of 280 degrees at cold cran...
December 20, 2006