P1177 BMW Possible Causes
- Faulty O2 sensor
- O2 sensor harness is open or shorted
- Poor electrical connection in O2 sensor circuit
How to Fix BMW P1177 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.
Possible Symptoms
- Engine light on (or service engine soon warning light)
P1177 BMW Meaning
O2 Sensor Slow Response Bank 2 is the generic description for P1177 BMW code, but the manufacturer may have a different description for your vehicle model and year. Currently, we don’t have more information about the P1177 BMW OBDII code.