Post Catalyst Fuel Trim System Too Lean B1
The system downstream of the catalytic converter is running lean.
Informational only. Consult a qualified mechanic.
- Exhaust leak
- Faulty O2 sensor
- Catalytic converter issue
Check for exhaust leaks and O2 sensor function.
What does P2096 mean?
The P2096 OBD-II diagnostic trouble code (DTC) indicates: post catalyst fuel trim system too lean b1. This is a medium-severity powertrain code that your vehicle's onboard diagnostics system triggers when the system downstream of the catalytic converter is running lean. If your check engine light is on with this code, the vehicle is generally safe to drive, but you should have it inspected soon.
Use Your Service Book to log this diagnostic trouble code to your vehicle's service history, track repairs, and get maintenance reminders — all for free.
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