P2230 Buick Barometric Pressure Circuit Intermittent

P2231 Buick Oxygen (O2) Sensor Signal Circuit Shorted to Heater Circuit (Bank 1 – Sensor 1)

OBD Code:
System:
Subsystem:

P2231 Buick – (ASE)
Powertrain
Fuel and Air Metering

Trouble Code Description: Oxygen (O2) Sensor Signal Circuit Shorted to Heater Circuit (Bank 1 – Sensor 1)

Location:
Analysis:

Possible Causes:

Oxygen Sensor – Bank 1 – Sensor 1
Short Circuit

Tech description:

Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David Dunbar Buick – Buick Century – Buick LaCrosse – Buick LeSabre – Buick Lucerne – Buick Park Avenue – Buick Regal – Buick Verano – Buick Enclave – Buick Encore – Buick Rainier – Buick Rendezvous – Buick Terraza – Buick Riviera