P117F AUDI – Bank 4 Oxygen Sensor Correction Behind Converter Rich Control Limit Exceeded

P117F AUDI Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

P117F AUDI Possible Causes

Faulty Oxygen Sensor,Oxygen Sensor harness is open or shorted,Oxygen Sensor circuit poor electrical connection,Cylinder misfire,Rich/Lean air fuel ratio

P117F AUDI Description

The Engine Control Module (ECM) monitors the Bank 4 Oxygen Sensor. The ECM sets the OBDII code when the Bank 4 Oxygen Sensor is not to factory specifications.