P2253 Chevrolet Oxygen (O2) Sensor Negative Current Control Circuit High (Bank 1 – Sensor 1)

P2253 Chevrolet Oxygen (O2) Sensor Negative Current Control Circuit High (Bank 1 – Sensor 1)

OBD Code:
System:
Subsystem: 		 P2253 Chevrolet – (ASE)
 Powertrain
 Fuel and Air Metering

Trouble Code Description: Oxygen (O2) Sensor Negative Current Control Circuit High (Bank 1 – Sensor 1)


Location:
Analysis:

Possible Causes:
 Oxygen Sensor – Bank 1 – Sensor 1
 End of Range – Circuit Higher Than Expected

 

Tech description: