AutoCodes – Generic – P1AFB

P1AFB Code - Drive Motor 1 Control Module Programmable Logic Device Security Code

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: P1AFB indicates Drive Motor 1 Control Module Programmable Logic Device Security Code.
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 926

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 P1AFB 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 and 2 verify that the PLD is programmed successfully.

OBDII Code P1AFB - Drive Motor 1 Control Module Programmable Logic Device Security Code - AutoCodes.com — P1AFB Code - Drive Motor 1 Control Module Programmable Logic Device Security Code

What does this mean?

What are the Possible Causes of the DTC P1AFB?

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 P1AFB?

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 P1AFB 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 P1AFB code?

Need more information on how to fix the P1AFB code? Get Access to Factory Service Manuals

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Information for Specific Makes

P1AFB Buick — Drive Motor 1 Control Module Programmable Logic Device Security Code
P1AFB Cadillac — Drive Motor 1 Control Module Programmable Logic Device Security Code
P1AFB Chevrolet — Drive Motor 1 Control Module Programmable Logic Device Security Code
P1AFB GMC — Drive Motor 1 Control Module Programmable Logic Device Security Code
P1AFB Saturn — Drive Motor 1 Control Module Programmable Logic Device Security Code

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 P1AFB Code

1. What are common symptoms of OBDII code P1AFB (Drive Motor 1 Control Module Programmable Logic Device Security Code)?

Common symptoms include the check engine light illuminating, reduced engine power, and potential drivability issues.

2. What does the OBDII code P1AFB indicate?

OBDII code P1AFB indicates an issue with the security code of the Drive Motor 1 Control Module Programmable Logic Device.

3. What are possible causes of OBDII code P1AFB?

Possible causes include a faulty Drive Motor 1 Control Module, issues with the security code programming, or wiring/connectivity problems.

4. How can I diagnose the OBDII code P1AFB?

Diagnosis typically involves using a diagnostic scanner to retrieve the code, inspecting wiring for damage, checking connections, and testing the Drive Motor 1 Control Module.

5. Can I drive my vehicle with OBDII code P1AFB?

It is not recommended to drive your vehicle with this code present, as it can lead to reduced engine power and potential safety issues.

6. How can I repair OBDII code P1AFB?

Repair options may include reprogramming the security code of the Drive Motor 1 Control Module, repairing wiring/connectivity issues, or replacing the module if necessary.

7. Will resetting the OBDII code P1AFB make it go away permanently?

Simply resetting the code may temporarily clear the check engine light, but if the underlying issue is not addressed, the code is likely to reappear.

8. Is it safe to continue driving if the check engine light is flashing due to OBDII code P1AFB?

A flashing check engine light indicates a more severe issue. It is best to pull over, turn off the vehicle, and have it towed to a repair facility for diagnosis and repair.

9. Can a DIY enthusiast fix OBDII code P1AFB at home?

While some aspects of diagnosing and repairing this code may be possible for experienced DIYers, it is recommended to seek professional help due to the complexity of the issue.

10. How much does it typically cost to repair OBDII code P1AFB?

The cost of repairing OBDII code P1AFB can vary depending on the exact cause of the issue, but it may involve labor costs for diagnosis, parts replacement, and potentially reprogramming fees.