AutoCodes – Generic – P012C

P012C Code - Turbocharger/Supercharger Inlet Pressure Sensor Circuit Low Downstream Of Throttle Valve

Quick Answer

The Powertrain Control Module (PCM) monitors the Turbocharger/Supercharger Inlet Pressure Sensor Circuit signal. Common causes include Faulty Turbocharger/Supercharger Inlet Pressure Sensor, Turbocharger/Supercharger Inlet Pressure Sensor harness is open or shorted, Turbocharger/Supercharger Inlet Pressure Sensor circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P012C indicates Turbocharger/Supercharger Inlet Pressure Sensor Circuit Low Downstream Of Throttle Valve.
Common causes
Common causes include Faulty Turbocharger/Supercharger Inlet Pressure Sensor, Turbocharger/Supercharger Inlet Pressure Sensor harness is open or shorted, Turbocharger/Supercharger Inlet Pressure Sensor circuit poor electrical connection.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code Popularity 21,056
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 11, 2019
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Code P012C Description

The Powertrain Control Module (PCM) monitors the Turbocharger/Supercharger Inlet Pressure Sensor Circuit signal. The PCM sets the OBDII code when the Turbocharger/Supercharger Inlet Pressure Sensor signal is out of factory specifications.
OBDII Code P012C - Turbocharger/Supercharger Inlet Pressure Sensor Circuit Low Downstream Of Throttle Valve - AutoCodes.com
P012C Code - Turbocharger/Supercharger Inlet Pressure Sensor Circuit Low Downstream Of Throttle Valve

What are the Possible Causes of the DTC P012C?

  • Faulty Turbocharger/Supercharger Inlet Pressure Sensor
  • Turbocharger/Supercharger Inlet Pressure Sensor harness is open or shorted
  • Turbocharger/Supercharger Inlet Pressure Sensor circuit poor electrical connection

How to Fix the DTC P012C?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P012C code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P012C code?

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Need Help with the Code?

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Information for Specific Makes

  • P012C Ford β€” Turbocharger/Supercharger Inlet Pressure Sensor Circuit Low Downstream Of Throttle Valve
About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P012C Code

No Frequently Asked Questions about P012C Code found.

Discuss the causes and fixes for P012C OBDII Code

  • 2010 Renault Megane 1.5dci - got a PO12C when I removed the MAP sensor to clean it, cleared the code and it hasn't come back

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