AutoCodes – GMC – P1AFA GMC

P1AFA GMC Code - Drive Motor 1 Control Module Programmable Logic Device Not Programmed

Quick Answer

This diagnostic applies to internal microprocessor integrity conditions within the Hybrid Powertrain Control Module (HPCM). Common causes include Reprogram Power Inverter Control Module (PIM), Faulty Power Inverter Control Module (PIM), Power Inverter Control Module (PIM) harness is open or shorted. 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: P1AFA GMC indicates Drive Motor 1 Control Module Programmable Logic Device Not Programmed.
Common causes: Common causes include Reprogram Power Inverter Control Module (PIM), Faulty Power Inverter Control Module (PIM), Power Inverter Control Module (PIM) harness is open or shorted.
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 773

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Mar 05, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1AFA GMC Description

This diagnostic applies to internal microprocessor integrity conditions within the Hybrid Powertrain Control Module (HPCM). The HPCM and each Motor Control Module (MCM) utilize a Programmable Logic Device (PLD) to perform certain input and output functions. MCM 1 programs the PLD with software at every ignition ON event. MCM 1 verifies that the PLD is programmed successfully.

OBDII Code P1AFA GMC - Drive Motor 1 Control Module Programmable Logic Device Not Programmed - AutoCodes.com — P1AFA GMC Code - Drive Motor 1 Control Module Programmable Logic Device Not Programmed

What does this mean?

What are the Possible Causes of the DTC P1AFA GMC?

Reprogram Power Inverter Control Module (PIM)
Faulty Power Inverter Control Module (PIM)
Power Inverter Control Module (PIM) harness is open or shorted
Power Inverter Control Module (PIM) circuit poor electrical connection

How to Fix the DTC P1AFA GMC?

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 P1AFA GMC 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 P1AFA GMC code?

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Need Help with the Code?

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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 P1AFA GMC Code

1. What are the common symptoms of OBDII code P1AFA GMC (Drive Motor 1 Control Module Programmable Logic Device Not Programmed)?

- Common symptoms include the check engine light turning on, reduced engine power, and potential drivability issues.

2. What could cause the P1AFA GMC code to appear?

- The code may be triggered by a fault in the drive motor 1 control module, a programming error, or a communication issue within the system.

3. How serious is the P1AFA GMC code?

- While the severity can vary, it is recommended to address this code promptly to prevent further damage to the vehicle's systems.

4. Can I continue driving with the P1AFA GMC code present?

- It is not recommended to continue driving with this code active, as it can lead to performance issues and potential damage to the drive motor control module.

5. How can I diagnose and repair the P1AFA GMC code?

- Diagnosing and repairing this code typically involves checking the drive motor control module for programming issues, ensuring proper communication between modules, and reprogramming as necessary.

6. Is it possible to reset the P1AFA GMC code without addressing the underlying issue?

- While clearing the code may temporarily turn off the check engine light, it is important to address the root cause to prevent the code from reappearing.

7. Can a DIY enthusiast fix the P1AFA GMC code at home?

- Depending on your skill level and access to diagnostic tools, you may be able to address this code at home. However, seeking professional help is recommended for accurate diagnosis and repair.

8. How much does it typically cost to repair the P1AFA GMC code?

- Repair costs can vary based on the underlying issue, but expect to pay for diagnostic time, potential module reprogramming, and any necessary parts or labor.

9. Are there any preventative measures to avoid the P1AFA GMC code in the future?

- Regular maintenance, such as keeping the vehicle's software up to date and addressing any related warning lights promptly, can help prevent the recurrence of this code.

10. Will the P1AFA GMC code affect my vehicle's fuel efficiency?

- In some cases, this code can lead to reduced fuel efficiency due to performance issues related to the drive motor control module. Addressing the code promptly can help maintain optimal fuel economy.