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HelpForCars.net- All Aobut Automotive Repairs

P2096 BMW - Post Catalyst Fuel Trim System Too Lean Bank 1

Possible causes
- Oxygen sensor harness is open or shorted
- Oxygen sensor circuit poor electrical connection
- Exhaust system leak
- Faulty front or rear (pre-cat or downstream) sxygen sensor
What does this mean? What does this mean?
Possible symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
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