AutoCodes - OBDII Code List - P1031 BUICK

P1031 BUICK - HO2S Heater Current Monitor Control Circuit Banks 1 And 2 Sensor 1

Repair Importance Level: 3/3
Repair Difficulty Level: 2/3    What is this?
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P1031 BUICK Possible Causes

  • Faulty Heated Oxygen Sensor Bank 1 or 2
  • Heated Oxygen Sensor Bank 1 or 2 harness is open or shorted
  • Heated Oxygen Sensor Bank 1 or 2 circuits poor electrical connection

How do I fix code P1031 BUICK

Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

Tech Notes

Heated Oxygen Sensor (HO2S)

Cost of diagnosing the P1031 BUICK code

Labor: 1.0

The cost of diagnosing the P1031 BUICK code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P1031 Buick Description

The Powertrain Control Module (PCM) monitors the Heated Oxygen Sensor Bank 1 or 2. The PCM sets the OBDII code when the Heated Oxygen Sensor Bank 1 or 2 is not to factory specifications.
OBDII Code P1031 Buick - HO2S Heater Current Monitor Control Circuit Banks 1 And 2 Sensor 1 - AutoCodes.com

P1031 BUICK More Information

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