P1084 OBD Code Definition:
P1084 Exhaust Bank 3- Mixture Adaption Range 2 Lower Rich Limit Not Reached
P1084 OBD Code Description:
Possible causes
– Faulty Oxygen Sensor
– Oxygen Sensor harness is open or shorted
– Oxygen Sensor circuit poor electrical connection
– Oxygen Sensor harness is open or shorted
– Oxygen Sensor circuit poor electrical connection
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)