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P2195 Diagnostic Trouble Code Discussion for September 2008

Heated Oxygen Sensor (Bank 1 Sensor 1) Stuck Lean

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Trouble Ticket Help Requests for DTC P2195
Help Request Posted
2004 Ford E-450 Super Duty 6.8L MIL Lamp on VIN: 1FDXE45M54
P2195: B1S1 Signal Biased/Stuck Lean. ... passenger bus (E450SD) with a 5.4 CNG V8 that is giving me a headache. It came in with a P2195 code originally. Observing O2 switching when cold, seemed a little lazy so replaced B1S1 HO2S. Cleared codes, test drove after cooldown. All seems good. Let it g...
September 11, 2008