Engine-Codes.com
Engine-Codes – Buick – P1F0C Buick

P1F0C Buick Code - Electric A/C Compressor Control Module A/C Compressor Motor Current Feedback Circuit Low Voltage

Quick Answer

The P1F0C diagnostic trouble code for Buick vehicles refers to an issue with the Electric A/C Compressor Control Module A/C Compressor Motor Current Feedback Circuit experiencing low voltage. Common causes include Faulty Electric A/C Compressor Control Module, Wiring issues or loose connections in the A/C system, Blown fuse related to the A/C compressor motor current feedback circuit. 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
P1F0C Buick indicates Electric A/C Compressor Control Module A/C Compressor Motor Current Feedback Circuit Low Voltage.
Common causes
Common causes include Faulty Electric A/C Compressor Control Module, Wiring issues or loose connections in the A/C system, Blown fuse related to the A/C compressor motor current feedback circuit.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 16, 2024
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code P1F0C Buick Description

The P1F0C diagnostic trouble code for Buick vehicles refers to an issue with the Electric A/C Compressor Control Module A/C Compressor Motor Current Feedback Circuit experiencing low voltage. This code indicates that there is a problem with the electrical system that controls the A/C compressor motor's current feedback circuit. The A/C compressor is responsible for compressing and circulating refrigerant throughout the air conditioning system, allowing for the cooling of the vehicle's interior.

OBDII Code P1F0C Buick - Electric A/C Compressor Control Module A/C Compressor Motor Current Feedback Circuit Low Voltage
P1F0C Buick Code - Electric A/C Compressor Control Module A/C Compressor Motor Current Feedback Circuit Low Voltage

Common Causes of P1F0C Buick

  1. Faulty Electric A/C Compressor Control Module.
  2. Wiring issues or loose connections in the A/C system.
  3. Blown fuse related to the A/C compressor motor current feedback circuit.
  4. Electrical system malfunction or voltage irregularities.
  5. A/C compressor motor failure.

Symptoms of P1F0C Buick

  1. Reduced cooling capacity or lack of cold air from the A/C system.
  2. A/C system may intermittently work or fail to turn on.
  3. Unusual noises coming from the A/C compressor.
  4. Check Engine Light illuminated on the dashboard.
  5. Increased fuel consumption due to the A/C system working harder to cool the interior.

How to Fix P1F0C Buick

  1. Begin by conducting a thorough inspection of the A/C system, including the control module, wiring, and compressor motor.
  2. Test the voltage output of the A/C compressor control module to determine if it is operating within the correct parameters.
  3. Check and replace any blown fuses related to the A/C compressor motor current feedback circuit.
  4. Repair or replace any damaged wiring or connections within the A/C system.
  5. If necessary, replace the Electric A/C Compressor Control Module or the A/C compressor motor to resolve the issue.

Cost to Fix P1F0C Buick

The typical repair costs for addressing the P1F0C code on a Buick vehicle can range from $200 to $600, depending on the specific components that need to be replaced or repaired. This estimate includes parts and labor, but it's important to note that prices can vary based on location, vehicle make and model, and the specific diagnosis time required by the auto repair shop. Labor rates typically range between $80 and $150 per hour, with rates potentially higher at dealerships or in metropolitan areas, and lower at independent shops. For a more accurate estimate, it's recommended to consult with local auto repair shops.

Need more information about the P1F0C Buick code?

Need more information on how to fix the P1F0C Buick code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1F0C Buick 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 P1F0C Buick Code

1. What does the OBDII code P1F0C mean on a Buick?

P1F0C indicates that the Electric A/C Compressor Control Module has detected a low voltage issue in the A/C compressor motor current feedback circuit.

2. What are the common symptoms of the P1F0C code?

Symptoms may include reduced or no air conditioning performance, the A/C system not engaging, and possible warning lights on the dashboard.

3. What causes the P1F0C code to appear?

Common causes include a faulty A/C compressor motor, damaged wiring or connectors in the feedback circuit, a failing Electric A/C Compressor Control Module, or low system voltage.

4. Can I drive my Buick with the P1F0C code active?

While the vehicle may still be drivable, the A/C system may not function properly, and ignoring the issue could lead to further damage to the compressor or associated components.

5. How is the P1F0C code diagnosed?

A technician will use a scan tool to verify the code, inspect wiring and connections in the A/C compressor circuit, and test the A/C compressor motor and control module for faults.

6. What repairs can fix the P1F0C code?

Repairs may include replacing the A/C compressor motor, repairing or replacing damaged wiring or connectors, or replacing the Electric A/C Compressor Control Module if it's defective.

7. Is the P1F0C code specific to Buicks?

While the code can appear on other vehicles with similar systems, it is commonly associated with Buick models equipped with electric A/C compressors.

8. Can a weak car battery cause the P1F0C code?

Yes, a weak or failing car battery can cause low voltage issues, which may trigger the P1F0C code.

9. How much does it cost to repair the P1F0C code on a Buick?

Repair costs can vary widely, ranging from $150 for wiring repairs to over $1,500 for an A/C compressor replacement, depending on labor and part prices.

10. Will clearing the P1F0C code solve the problem?

Clearing the code without addressing the underlying issue will only temporarily remove the warning, and the code is likely to return once the fault is detected again.

Discuss the causes and fixes for P1F0C Buick OBDII Code

Submit a New Comment

Code P1F0C Buick comments

No comments found for this page.