P1135 BMW Possible Causes
- Faulty HO2S, Bank 1 Sensor 2
- Open or short circuit in Bank 1 Sensor 2 HO2S wiring harness
- Poor electrical connection in Bank 1 Sensor 2 HO2S circuit
How to Fix BMW Code P1135?
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
- Check Engine Light on (or soon-to-be service engine warning light)
P1135 BMW Meaning
Intermittent O2 Sensor Heater Circuit Signal, Bank 1 Sensor 2 is the generic description for Bmw code P1135, but the manufacturer may have a different description for your vehicle model and year. Currently, we do not have more information about the P1135 Bmw OBDII code.