P2249 Chevrolet Oxygen (O2) Sensor Reference Voltage Circuit Low (Bank 2 – Sensor 1)

P2249 Chevrolet Oxygen (O2) Sensor Reference Voltage Circuit Low (Bank 2 – Sensor 1)

OBD Code:
System:
Subsystem: 		 P2249 Chevrolet – (ASE)
 Powertrain
 Fuel and Air Metering

Trouble Code Description: Oxygen (O2) Sensor Reference Voltage Circuit Low (Bank 2 – Sensor 1)


Location:
Analysis:

Possible Causes:
 Oxygen Sensor – Bank 2 – Sensor 1
 End of Range – Voltage Signal Lower Than Expected

 

Tech description: