P2198 Diagnostic Trouble Code Discussion for March 2009
Heated Oxygen Sensor (Bank 2 Sensor 1) Stuck Rich
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| Help Request | Posted | |
| 2004 Ford Expedition XLT 5.4L Hesitation, Cuts out, Stall, MIL Lamp on VIN: 1FMPU16L44 P2198: bank 2 sensor 1rich at limit. vehicle came in w/acceleration problem at freeway speeds no power and vehilce would stall at stops, we checked fuel pressure and pressure is too high 100psi specs. are 55psi. we replaced fuel pressure regulator, fuel filter and fuel pump assembly and made no d... |
March 12, 2009 |
