P1155 CHEVROLET Possible Causes
- Faulty O2 sensor heater, Bank 2 Sensor 1
- O2 sensor heater, Bank 2 Sensor 1 harness is open or shorted
- O2 sensor heater circuit, Bank 2 Sensor 1 circuit poor electrical connection
How to Fix Code P1155 CHEVROLET?
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)
P1155 CHEVROLET Meaning
HO2S Lean Average Bank 2 Sensor 1 is the generic description for Chevrolet code P1155, but the manufacturer may have a different description for your vehicle model and year. Currently, we do not have further information about Chevrolet OBDII code P1155.