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P1AFE Chevrolet Code - Drive Motor 2 Control Module Shutdown Performance

Quick Answer

The drive motor generator Power Inverter Control Module (PIM) contains two Motor Control Modules (MCMs) and the Hybrid Powertrain Control Module (HPCM). Common causes include Faulty Drive Motor Generator, Drive Motor Generator harness is open or shorted, Drive Motor Generator 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
P1AFE Chevrolet indicates Drive Motor 2 Control Module Shutdown Performance.
Common causes
Common causes include Faulty Drive Motor Generator, Drive Motor Generator harness is open or shorted, Drive Motor Generator 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 1,304
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 05, 2020
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Code P1AFE Chevrolet Description

The drive motor generator Power Inverter Control Module (PIM) contains two Motor Control Modules (MCMs) and the Hybrid Powertrain Control Module (HPCM). Each MCM operates its respective drive motor generator based upon HPCM commands. Each MCM controls the speed, direction and output torque of its respective drive motor generator through the sequencing actuation of high current switching transistors called insulated gate bipolar transistors (IGBTs). Each drive motor generator operates utilizing 3 phase Alternating Current (AC) electricity. Each IGBT operates a single phase of the drive motor generator. Each phase is individually identified as U, V and W. Each MCM monitors the current of each phase in order to detect PIM overcurrent conditions.
When high voltage is enabled, each MCM supplies its respective drive motor generator with just enough current to energize the magnetic field even when no motor generator torque is required. The MCM monitors the phase current sensors for this minimal current to ensure the drive motor phase circuits are functioning properly.

OBDII Code P1AFE Chevrolet - Drive Motor 2 Control Module Shutdown Performance - AutoCodes.com
P1AFE Chevrolet Code - Drive Motor 2 Control Module Shutdown Performance

What are the Possible Causes of the DTC P1AFE Chevrolet?

  • Faulty Drive Motor Generator
  • Drive Motor Generator harness is open or shorted
  • Drive Motor Generator circuit poor electrical connection

How to Fix the DTC P1AFE 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 P1AFE 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 P1AFE Chevrolet 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 P1AFE Chevrolet Code

1. What are the common symptoms of OBDII code P1AFE on a Chevrolet related to Drive Motor 2 Control Module Shutdown Performance?

The common symptoms include reduced hybrid system performance, illuminated check engine light, and potential drivability issues.

2. What can cause the OBDII code P1AFE related to Drive Motor 2 Control Module Shutdown Performance on a Chevrolet?

Possible causes of this code include issues with the drive motor 2 control module, wiring or connector problems, software glitches, or internal faults within the hybrid powertrain system.

3. How can I diagnose the OBDII code P1AFE on my Chevrolet indicating Drive Motor 2 Control Module Shutdown Performance?

Diagnosis typically involves using a professional OBDII scanner to retrieve the specific code, followed by a thorough inspection of the drive motor 2 control module, related wiring, and connectors for any visible damage or issues.

4. What are the recommended repair tips for addressing OBDII code P1AFE related to Drive Motor 2 Control Module Shutdown Performance on a Chevrolet?

Repair tips may include checking and repairing any damaged wiring or connectors, updating the control module software if necessary, or replacing the drive motor 2 control module if internal faults are detected.

5. Can I continue driving my Chevrolet with the OBDII code P1AFE related to Drive Motor 2 Control Module Shutdown Performance?

Continuing to drive the vehicle with this code present is not recommended, as it may lead to further damage to the hybrid powertrain system and potentially affect the vehicle's drivability and safety.

6. How serious is the OBDII code P1AFE indicating Drive Motor 2 Control Module Shutdown Performance on a Chevrolet?

While the severity can vary, this code should be addressed promptly to prevent potential issues with the hybrid system's performance and overall drivability of the vehicle.

7. Are there any common mistakes to avoid when dealing with the OBDII code P1AFE related to Drive Motor 2 Control Module Shutdown Performance on a Chevrolet?

Avoiding misdiagnosis by thoroughly inspecting all related components, including wiring and connectors, and ensuring any software updates are performed correctly can help prevent common mistakes.

8. Is it possible to reset the OBDII code P1AFE on a Chevrolet without addressing the underlying issue with the Drive Motor 2 Control Module Shutdown Performance?

While you can clear the code temporarily, it will likely reappear if the root cause is not addressed, so it's crucial to diagnose and repair the issue to prevent further problems.

9. Can a DIY enthusiast without specialized tools or experience fix the OBDII code P1AFE related to Drive Motor 2 Control Module Shutdown Performance on a Chevrolet?

Given the complexity of hybrid powertrain systems, it is recommended to seek assistance from a qualified technician or dealership with experience in diagnosing and repairing such issues.

10. What is the typical cost of repairing the OBDII code P1AFE indicating Drive Motor 2 Control Module Shutdown Performance on a Chevrolet?

The cost of repair can vary depending on the exact cause of the issue, but it may involve expenses for parts replacement, software updates, or labor, so it's advisable to obtain a specific quote from a professional technician.

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