Engine-Codes - Generic - P112C

P112C - Oxygen Sensor Negative Current or Positive Current Control Circuit/Open Bank 1 Sensor 1

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?
Table of contents

P112C Possible Causes

  • Faulty Oxygen (O2) Sensor Bank 1 Sensor 1
  • O2 Sensor Bank 1 Sensor 1 harness is open or shorted
  • O2 Sensor Bank 1 Sensor 1 circuit poor electrical connection

How is the P112C code repair?

Start by checking 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.

What is the cost to diagnose the P112C code

Labor: 1.0

The cost to diagnose the P112C code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.

Possible Symptoms

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

P112C Meaning

The Engine Control Module (ECM) monitors the Oxygen (O2) Sensor Bank 1 Sensor 1. The ECM sets the OBDII code when the Oxygen (O2) Sensor Bank 1 Sensor 1 is not to factory specifications.

More Information

Need more information on how to fix the P112C code?
Get Access to Factory Service Manuals

Information for specific makes

  • P112C BMW Oxygen Sensor Negative Current or Positive Current Control Circuit/Open Bank 1 Sensor 1
  • P112C BUICK Intake Air Temperature Sensor 3 Circuit Low Voltage
  • P112C CADILLAC Intake Air Temperature Sensor 3 Circuit Low Voltage
  • P112C CHEVROLET Intake Air Temperature Sensor 3 Circuit Low Voltage
  • P112C GMC Intake Air Temperature Sensor 3 Circuit Low Voltage
  • P112C MINI Oxygen Sensor Negative Current or Positive Current Control Circuit/Open Bank 1 Sensor 1

Need more help?

Get the P112c code diagnosed by a professional: Find a repair shop in your area