P114D MINI – Post-catalyst Fuel Trim via Oxygen Sensor System Too Lean, Bank 2

Posted by

P114D MINI Possible Causes

  • Exhaust system leak
  • Clogged catalytic converter
  • Faulty intake pressure sensors
  • Intake manifold pressure sensors are open or short-circuited
  • Poor electrical connection of pressure sensors on the intake circuit
  • Faulty fuel injector

How to Fix MINI P114D Code?

Start by checking the “possible causes” listed above. Visually inspect the corresponding wiring harness and connectors. Look for damaged components and check for broken, bent, pushed out, or corroded connector pins. What is the cost to diagnose the MINI P114D code

Possible Symptoms

  • Engine light on (or engine service warning light soon)

P114D MINI Meaning

The diagnostic function monitors the closed-loop lambda mixture control. The Engine Control Module (ECM) sets the OBDII code when the closed-loop lambda mixture does not meet factory specifications.

Leave a Reply

Your email address will not be published. Required fields are marked *