AutoCodesChevrolet – P1AE1 Chevrolet

P1AE1 Chevrolet Code - Drive Motor 2 Control Module System Voltage High

Quick Answer

The Drive Motor Generator Power Inverter Control Module contains three motor control modules and the hybrid powertrain control module. Common causes include Faulty Drive Motor Generator Power Inverter Control Module, Drive Motor Generator Power Inverter Control Module harness is open or shorted, Drive Motor Generator Power Inverter Control 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
P1AE1 Chevrolet indicates Drive Motor 2 Control Module System Voltage High.
Common causes
Common causes include Faulty Drive Motor Generator Power Inverter Control Module, Drive Motor Generator Power Inverter Control Module harness is open or shorted, Drive Motor Generator Power Inverter Control 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 799
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 01, 2020
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Code P1AE1 Chevrolet Description

The Drive Motor Generator Power Inverter Control Module contains three motor control modules and the hybrid powertrain control module. Two of the motor control modules operate their respective drive motor generator based upon drive motor generator power inverter control module commands. The third motor control module controls the auxiliary transmission fluid pump motor. The hybrid powertrain control module and the motor control modules share the drive motor generator power inverter module ignition voltage circuit, battery voltage circuits and chassis ground.
OBDII Code P1AE1 Chevrolet - Drive Motor 2 Control Module System Voltage High - AutoCodes.com
P1AE1 Chevrolet Code - Drive Motor 2 Control Module System Voltage High

What are the Possible Causes of the DTC P1AE1 Chevrolet?

  • Faulty Drive Motor Generator Power Inverter Control Module
  • Drive Motor Generator Power Inverter Control Module harness is open or shorted
  • Drive Motor Generator Power Inverter Control Module circuit poor electrical connection

How to Fix the DTC P1AE1 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 P1AE1 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 P1AE1 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 P1AE1 Chevrolet Code

1. What does the OBD-II code P1AE1 mean on a Chevrolet?

P1AE1 indicates that the Drive Motor 2 Control Module has detected a high voltage condition in its system.

2. What are the common symptoms of the P1AE1 code in a Chevrolet?

Symptoms may include illuminated warning lights (such as the check engine light or hybrid system warning), reduced hybrid system performance, or the vehicle entering limp mode.

3. What causes the P1AE1 code on a Chevrolet?

Common causes include a malfunctioning Drive Motor 2 Control Module, issues with the high-voltage battery, wiring problems, or a faulty inverter.

4. Can driving with the P1AE1 code cause further damage?

Yes, driving with this code can potentially damage the hybrid system components or lead to unsafe driving conditions due to reduced performance.

5. How is the P1AE1 code diagnosed on a Chevrolet?

Technicians use a scan tool to read the code, inspect the wiring and connectors, test the high-voltage battery, and evaluate the Drive Motor 2 Control Module for faults.

6. Is the P1AE1 code specific to hybrid or electric vehicles?

Yes, the P1AE1 code typically applies to hybrid or electric Chevrolet vehicles equipped with a Drive Motor 2 system.

7. Can a loose or damaged electrical connection cause the P1AE1 code?

Yes, a loose or damaged connection in the high-voltage system can lead to this code being triggered.

8. How much does it cost to repair the P1AE1 code in a Chevrolet?

Repair costs vary depending on the root cause but can range from $200 for minor wiring repairs to $2,000 or more for module or battery replacement.

9. Can the P1AE1 code clear itself after fixing the issue?

In some cases, the code may clear after the underlying issue is resolved, but a scan tool is often needed to reset it.

10. Is the P1AE1 code covered under warranty for Chevrolet vehicles?

It may be covered under the vehicle’s hybrid or powertrain warranty, but coverage depends on the vehicle’s age, mileage, and warranty terms.

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