P1161 CADILLAC 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 sensor circuit
How to Fix P1161 CADILLAC 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)
P1161 CADILLAC Meaning
The HO2S Heater Control Circuit Sensor 2, Bank 2 is the generic description for Cadillac code P1161, but the manufacturer may have a different description for your vehicle’s model and year. Currently, we do not have more information about the Cadillac OBDII code P1161.