AutoCodes – Chevrolet – P1E23 Chevrolet

P1E23 Chevrolet Code - Auxiliary Transmission Fluid Pump Control Module Random Access Memory

Quick Answer

This is an internal fault detection of the auxiliary transmission fluid pump control module. Common causes include Faulty Auxiliary Transmission Fluid Pump Motor Control Module, Auxiliary Transmission Fluid Pump Motor Control Module harness is open or shorted, Auxiliary Transmission Fluid Pump Motor 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
P1E23 Chevrolet indicates Auxiliary Transmission Fluid Pump Control Module Random Access Memory.
Common causes
Common causes include Faulty Auxiliary Transmission Fluid Pump Motor Control Module, Auxiliary Transmission Fluid Pump Motor Control Module harness is open or shorted, Auxiliary Transmission Fluid Pump Motor 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 1,659
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 23, 2020
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Code P1E23 Chevrolet Description

This is an internal fault detection of the auxiliary transmission fluid pump control module. The modules listed below are internal to the power inverter module and are not serviced separately. These faults are handled inside the hybrid powertrain control module and no external circuits are involved.
OBDII Code P1E23 Chevrolet - Auxiliary Transmission Fluid Pump Control Module Random Access Memory - AutoCodes.com
P1E23 Chevrolet Code - Auxiliary Transmission Fluid Pump Control Module Random Access Memory

What are the Possible Causes of the DTC P1E23 Chevrolet?

  • Faulty Auxiliary Transmission Fluid Pump Motor Control Module
  • Auxiliary Transmission Fluid Pump Motor Control Module harness is open or shorted
  • Auxiliary Transmission Fluid Pump Motor Control Module circuit poor electrical connection

How to Fix the DTC P1E23 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 P1E23 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 P1E23 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 P1E23 Chevrolet Code

1. What are the common symptoms of OBDII code P1E23 in a Chevrolet related to the Auxiliary Transmission Fluid Pump Control Module Random Access Memory?

- Common symptoms include rough shifting, transmission slipping, and illuminated warning lights on the dashboard.

2. What typically causes the OBDII code P1E23 in a Chevrolet related to the Auxiliary Transmission Fluid Pump Control Module Random Access Memory?

- The code is commonly triggered by issues with the auxiliary transmission fluid pump, control module malfunctions, or issues with the random access memory.

3. How can I diagnose the OBDII code P1E23 in a Chevrolet related to the Auxiliary Transmission Fluid Pump Control Module Random Access Memory?

- Diagnosis usually involves using an OBDII scanner to retrieve the code, checking the auxiliary transmission fluid pump, inspecting wiring connections, and testing the control module.

4. What are some possible repair tips for resolving the OBDII code P1E23 in a Chevrolet related to the Auxiliary Transmission Fluid Pump Control Module Random Access Memory?

- Repair tips may include replacing the auxiliary transmission fluid pump, repairing or replacing the control module, resetting the code, and ensuring all electrical connections are secure.

5. Can I continue driving my Chevrolet with the OBDII code P1E23 related to the Auxiliary Transmission Fluid Pump Control Module Random Access Memory?

- It is not recommended to continue driving with this code present, as it can lead to further transmission damage and safety issues. It's best to address the underlying problem promptly.

6. How urgent is it to address the OBDII code P1E23 in a Chevrolet related to the Auxiliary Transmission Fluid Pump Control Module Random Access Memory?

- It is important to address this code promptly to prevent potential transmission damage and ensure the safe operation of your vehicle.

7. Is it possible to reset the OBDII code P1E23 in a Chevrolet related to the Auxiliary Transmission Fluid Pump Control Module Random Access Memory without repairs?

- While you can reset the code, it is crucial to diagnose and repair the underlying issue causing the code to prevent it from reoccurring and potentially causing further problems.

8. Are there any recalls or technical service bulletins related to the OBDII code P1E23 in a Chevrolet related to the Auxiliary Transmission Fluid Pump Control Module Random Access Memory?

- It's recommended to check with Chevrolet dealerships or online resources for any recalls or technical service bulletins specific to your vehicle model and year.

9. How much does it typically cost to repair the OBDII code P1E23 in a Chevrolet related to the Auxiliary Transmission Fluid Pump Control Module Random Access Memory?

- Repair costs can vary depending on the exact cause of the issue, but they may range from a few hundred to a few thousand dollars, including parts and labor.

10. Can a DIY enthusiast address the OBDII code P1E23 in a Chevrolet related to the Auxiliary Transmission Fluid Pump Control Module Random Access Memory?

- While some basic troubleshooting steps can be taken by enthusiasts, diagnosing and repairing issues related to this code often require specialized tools and expertise, so it is recommended to consult a professional mechanic.

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