P1155 MINI Possible Causes
- Faulty O2 sensor heater, bank 2 sensor 2
- Open or short circuit in the O2 sensor heater wiring for bank 2 sensor 2
- O2 sensor heater circuit, bank 2 sensor 2, poor electrical connection in the sensor circuit
How to Fix P1155 MINI 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 engine service warning light soon)
P1155 MINI Meaning
Intermittent O2 sensor heater circuit, bank 2 sensor 2 is the generic description for P1155 Mini code, but the manufacturer may have a different description for your vehicle model and year. Currently, we do not have more information about the P1155 Mini OBDII code.