P1157 MINI Possible Causes
- Faulty O2 sensor heater, bank 2 sensor 2
- Open or short circuit in bank 2 sensor 2 O2 sensor heater wiring
- O2 sensor heater circuit, bank 2 sensor 2, poor electrical connection in the circuit
How to Fix P1157 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
- Check Engine Light on (or service engine soon warning light)
P1157 MINI Meaning
High voltage in O2 sensor heater circuit, bank 2 sensor 2 is the generic description for P1157 Mini code, but the manufacturer may have a different description for your vehicle model and year. Currently, we have no further information about the P1157 Mini OBDII code.