AutoCodes – Cadillac – P1AFB Cadillac

P1AFB Cadillac 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 Cadillac 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 1,063

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

What does this mean?

What are the Possible Causes of the DTC P1AFB Cadillac?

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 Cadillac?

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 Cadillac 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.

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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 P1AFB Cadillac Code

1. What are common symptoms of OBDII code P1AFB in a Cadillac related to the Drive Motor 1 Control Module Programmable Logic Device Security Code?

- Common symptoms include reduced vehicle performance, loss of power, and possible illumination of the check engine light.

2. What can cause OBDII code P1AFB to trigger in a Cadillac?

- This code is typically triggered by issues with the Drive Motor 1 Control Module's programmable logic device security code, which may be due to a fault in the module itself or a programming error.

3. How serious is OBDII code P1AFB in a Cadillac?

- This code should be addressed promptly as it can affect the drivability and performance of the vehicle. Ignoring the issue may lead to further damage or decreased fuel efficiency.

4. Can I still drive my Cadillac with OBDII code P1AFB present?

- It is not recommended to drive the vehicle with this code present, as it may result in reduced performance and potential safety hazards. It's best to address the issue as soon as possible.

5. How can I diagnose and repair OBDII code P1AFB in my Cadillac?

- Diagnosing and repairing this code typically requires specialized diagnostic equipment to pinpoint the exact cause. It is recommended to seek assistance from a qualified mechanic or dealership with experience in Cadillac electric vehicle systems.

6. Is it possible to reset OBDII code P1AFB in a Cadillac by disconnecting the battery?

- While disconnecting the battery may temporarily clear the code, it is not a permanent solution. The underlying issue causing the code to trigger will still need to be identified and addressed to prevent it from reoccurring.

7. Are there any specific maintenance tips to prevent OBDII code P1AFB in a Cadillac?

- Regular maintenance of the electric drive system, including software updates and inspections, can help prevent issues like the Drive Motor 1 Control Module Security Code fault that triggers this OBDII code.

8. Can weather conditions or driving habits contribute to triggering OBDII code P1AFB in a Cadillac?

- While extreme weather conditions or aggressive driving may not directly trigger this code, they can exacerbate underlying issues with the Drive Motor 1 Control Module security code. It's important to drive responsibly and maintain the vehicle properly.

9. Will fixing OBDII code P1AFB in a Cadillac be costly?

- The cost of repairing this code can vary depending on the exact cause of the issue. It's recommended to obtain a diagnostic from a qualified technician to determine the extent of the repair needed.

10. How long does it typically take to repair OBDII code P1AFB in a Cadillac?

- The repair time for this code can vary based on the specific diagnosis and the availability of parts. Some repairs may be completed within a few hours, while others could take longer if extensive troubleshooting is required.