AutoCodesChevrolet – P1F63 Chevrolet

P1F63 Chevrolet Code - Hybrid/EV System Voltage Discharge Circuit Performance

Quick Answer

This is an internal fault detection of the power inverter module, often referred to as the drive motor generator power inverter module. Common causes include Faulty Power Inverter Module, Power Inverter Module harness is open or shorted, Power Inverter Module 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
P1F63 Chevrolet indicates Hybrid/EV System Voltage Discharge Circuit Performance.
Common causes
Common causes include Faulty Power Inverter Module, Power Inverter Module harness is open or shorted, Power Inverter Module 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 1,384
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 27, 2020
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Code P1F63 Chevrolet Description

This is an internal fault detection of the power inverter module, often referred to as the drive motor generator power inverter module. This fault is handled inside the power inverter module, and no external circuits are involved.
OBDII Code P1F63 Chevrolet - Hybrid/EV System Voltage Discharge Circuit Performance - AutoCodes.com
P1F63 Chevrolet Code - Hybrid/EV System Voltage Discharge Circuit Performance

What are the Possible Causes of the DTC P1F63 Chevrolet?

  • Faulty Power Inverter Module
  • Power Inverter Module harness is open or shorted
  • Power Inverter Module circuit poor electrical connection

How to Fix the DTC P1F63 Chevrolet?

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 P1F63 Chevrolet 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 P1F63 Chevrolet code?

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Need Help with the Code?

Get the P1F63 Chevrolet 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 P1F63 Chevrolet Code

1. What does the OBDII code P1F63 mean on a Chevrolet?

P1F63 indicates an issue with the Hybrid/EV System Voltage Discharge Circuit, suggesting its performance is outside expected parameters.

2. What are the common symptoms of the P1F63 code?

Symptoms include warning lights on the dashboard, reduced hybrid/EV performance, and possible failure to start or shut down properly.

3. What causes the P1F63 code to appear?

Typical causes include a faulty voltage discharge module, wiring issues, poor connections, or problems with the hybrid/EV battery system.

4. Is the P1F63 code serious?

Yes, it can be serious as it may impact the hybrid/EV system’s ability to operate safely, potentially leading to a no-start condition or safety concerns.

5. How is the P1F63 code diagnosed?

A technician will use a scan tool to confirm the code, inspect the voltage discharge circuit and related wiring, and test the voltage discharge module.

6. Can I drive my Chevrolet with the P1F63 code active?

It’s not recommended, as the issue could lead to reduced performance, safety risks, or further damage to the hybrid/EV system.

7. How can the P1F63 code be fixed?

Repairs may involve replacing the voltage discharge module, repairing or replacing damaged wiring, or addressing issues with the hybrid/EV battery system.

8. Does the P1F63 code require specialized tools to fix?

Yes, diagnosing and repairing this code typically requires specialized tools and expertise in hybrid/EV systems.

9. How much does it cost to repair the P1F63 code?

Repair costs vary depending on the root cause but can range from $200 to $1,000 or more if major components like the voltage discharge module need replacement.

10. Can a dead hybrid/EV battery cause the P1F63 code?

Yes, a malfunctioning or low-voltage hybrid/EV battery can contribute to this code, as it affects the voltage discharge circuit’s performance.

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