P1186 BMW Possible Causes
- Faulty O2 sensor
- O2 sensor harness is open or shorted
- Poor electrical connection in the O2 sensor circuit
How to Fix BMW P1186 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)
P1186 BMW Meaning
O2 Sensor Heater Control Circuit, Bank 1 Sensor 2 is the generic description for the Bmw P1186 code, but the manufacturer may have a different description for your vehicle model and year. Currently, we do not have more information about the P1186 Bmw OBDII code.