P114C
Post Catalyst Fuel Trim Via Oxygen Sensor System Too Rich Bank 2
P114C is an OBD-II diagnostic trouble code meaning: Post Catalyst Fuel Trim Via Oxygen Sensor System Too Rich Bank 2. Common causes: malfunction of the oxygen sensor after the catalyst (bank 2), fuel leaking from injectors. Estimated repair cost: $17–167.
Symptoms
- Increased fuel consumption
- Black smoke from the exhaust pipe
- Unstable engine idling
- Loss of engine power
- Smell of gasoline from the exhaust pipe
Causes
- Malfunction of the oxygen sensor after the catalyst (bank 2)
- Fuel leaking from injectors
- Increased pressure in the fuel rail
- Dirty or faulty catalytic converter
- Problems with the EVAP system
How to Fix
- Check the oxygen sensor readings after the catalyst
- Check fuel injectors for leaks
- Measure the pressure in the fuel system
- Check the condition of the catalytic converter
- Check the EVAP system for leaks
Related codes
FAQ
What does the P114C code mean?
P114C is an OBD-II diagnostic trouble code that indicates: Post Catalyst Fuel Trim Via Oxygen Sensor System Too Rich Bank 2
What causes a P114C error code?
The most common causes of P114C include: Malfunction of the oxygen sensor after the catalyst (bank 2); Fuel leaking from injectors; Increased pressure in the fuel rail; Dirty or faulty catalytic converter.
How do I fix a P114C diagnostic trouble code?
To fix P114C: Check the oxygen sensor readings after the catalyst. Check fuel injectors for leaks. Measure the pressure in the fuel system. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P114C?
Yes, but get it checked soon
How much does it cost to fix P114C?
The estimated repair cost for P114C is $17–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat