AutoCodes – Ford – P012B Ford

P012B Ford Code - Turbocharger/Supercharger Inlet Pressure Sensor Circuit Range/Performance 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
P012B Ford indicates Turbocharger/Supercharger Inlet Pressure Sensor Circuit Range/Performance 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 11,046
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 P012B Ford 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 P012B Ford - Turbocharger/Supercharger Inlet Pressure Sensor Circuit Range/Performance Downstream Of Throttle Valve - AutoCodes.com
P012B Ford Code - Turbocharger/Supercharger Inlet Pressure Sensor Circuit Range/Performance Downstream Of Throttle Valve

What are the Possible Causes of the DTC P012B Ford?

  • 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 P012B Ford?

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 P012B Ford 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 P012B Ford code?

Need more information on how to fix the P012B Ford code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P012B Ford code diagnosed by a professional: Find a repair shop in your area

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 P012B Ford Code

1. What are the common symptoms of OBDII code P012B in a Ford vehicle?

- Common symptoms include poor engine performance, reduced power, rough idling, and potential stalling.

2. What can cause the OBDII code P012B in a Ford related to the Turbocharger/Supercharger Inlet Pressure Sensor Circuit?

- Possible causes include a faulty turbocharger/supercharger inlet pressure sensor, wiring issues, or a problem with the downstream throttle valve.

3. How can I diagnose the OBDII code P012B in a Ford?

- Diagnosis typically involves using a scan tool to read the code, checking the turbocharger/supercharger inlet pressure sensor, inspecting the wiring for damage, and testing the downstream throttle valve.

4. Can a dirty air filter trigger the OBDII code P012B in a Ford?

- A dirty air filter can restrict airflow and potentially affect sensor readings, leading to performance issues that may contribute to triggering the code.

5. What are some repair tips for addressing the OBDII code P012B in a Ford?

- Repair tips may include cleaning or replacing the turbocharger/supercharger inlet pressure sensor, repairing damaged wiring, ensuring proper connections, and inspecting the downstream throttle valve for issues.

6. Is it safe to continue driving with the OBDII code P012B in a Ford?

- It is not recommended to drive with this code present, as it can lead to further engine damage and potential safety hazards. It is best to address the issue promptly.

7. Can a DIY enthusiast fix the OBDII code P012B in a Ford at home?

- Depending on the specific cause, some DIY enthusiasts with the necessary tools and knowledge may be able to address the issue at home. However, complex repairs may require professional assistance.

8. How important is it to address the OBDII code P012B in a Ford promptly?

- It is important to address the code promptly to prevent potential engine damage, ensure optimal performance, and maintain the overall health of the vehicle.

9. What role does the turbocharger/supercharger inlet pressure sensor play in triggering the OBDII code P012B in a Ford?

- The sensor measures the pressure of the air entering the turbocharger or supercharger, and if it malfunctions or reads out of range, it can trigger the code.

10. Are there any recalls or technical service bulletins related to the OBDII code P012B in Ford vehicles?

- Checking with a Ford dealership or reputable automotive sources can help determine if there are any recalls or technical service bulletins related to this specific OBDII code.

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