AutoCodes – Chevrolet – P1E37 Chevrolet

P1E37 Chevrolet Code - Auxiliary Transmission Fluid Pump Inverter High Temperature

Quick Answer

The power inverter module, often referred to as the drive motor generator power inverter module, contains three motor control modules and the hybrid powertrain control module. Common causes include Program Power Inverter Module, Faulty Power Inverter Module, Power Inverter Module 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
P1E37 Chevrolet indicates Auxiliary Transmission Fluid Pump Inverter High Temperature.
Common causes
Common causes include Program Power Inverter Module, Faulty Power Inverter Module, Power Inverter Module 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 863
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 P1E37 Chevrolet Description

The power inverter module, often referred to as the drive motor generator power inverter 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 power inverter module commands. The third motor control module controls the auxiliary transmission fluid pump motor. The inverter temperature sensor is part of the power inverter module and is not serviced separately.
OBDII Code P1E37 Chevrolet - Auxiliary Transmission Fluid Pump Inverter High Temperature - AutoCodes.com
P1E37 Chevrolet Code - Auxiliary Transmission Fluid Pump Inverter High Temperature

What are the Possible Causes of the DTC P1E37 Chevrolet?

  • Program Power Inverter Module
  • Faulty Power Inverter Module
  • Power Inverter Module harness is open or shorted
  • Power Inverter Module circuit poor electrical connection

How to Fix the DTC P1E37 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 P1E37 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 P1E37 Chevrolet code?

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Need Help with the Code?

Get the P1E37 Chevrolet code diagnosed by a professional: Find a repair shop in your area

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 P1E37 Chevrolet Code

1. What are the common symptoms of OBDII code P1E37 in a Chevrolet related to the Auxiliary Transmission Fluid Pump Inverter High Temperature?

The common symptoms include the check engine light coming on, reduced vehicle performance, and potential issues with the transmission operation.

2. What are the possible causes of OBDII code P1E37 in a Chevrolet indicating the Auxiliary Transmission Fluid Pump Inverter High Temperature?

Potential causes of this code may include a faulty auxiliary transmission fluid pump inverter, overheating of the transmission fluid, or electrical issues within the system.

3. How can I diagnose OBDII code P1E37 in a Chevrolet related to the Auxiliary Transmission Fluid Pump Inverter High Temperature?

Diagnosis typically involves using a diagnostic scanner to retrieve the specific code, checking the transmission fluid temperature, inspecting the auxiliary pump inverter, and testing the electrical connections.

4. Is it safe to continue driving with OBDII code P1E37 in a Chevrolet indicating the Auxiliary Transmission Fluid Pump Inverter High Temperature?

It is not recommended to continue driving with this code present, as it can lead to further damage to the transmission system. It is advisable to address the issue promptly.

5. What are some repair tips for fixing OBDII code P1E37 in a Chevrolet related to the Auxiliary Transmission Fluid Pump Inverter High Temperature?

Repair tips may include checking and repairing any wiring or electrical connections, replacing the faulty auxiliary pump inverter, and ensuring proper transmission fluid levels and cooling.

6. Can resetting the OBDII code P1E37 in a Chevrolet related to the Auxiliary Transmission Fluid Pump Inverter High Temperature resolve the issue?

While resetting the code may temporarily clear the check engine light, it is essential to address the underlying cause of the code to prevent future issues with the transmission system.

7. Are there any recalls or technical service bulletins related to OBDII code P1E37 in a Chevrolet indicating the Auxiliary Transmission Fluid Pump Inverter High Temperature?

It is advisable to check with a Chevrolet dealership or online resources for any recalls or technical service bulletins specific to this code and related components.

8. How much does it typically cost to repair OBDII code P1E37 in a Chevrolet related to the Auxiliary Transmission Fluid Pump Inverter High Temperature?

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

9. Can a DIY enthusiast fix OBDII code P1E37 in a Chevrolet related to the Auxiliary Transmission Fluid Pump Inverter High Temperature?

While some simple checks and repairs can be done by DIY enthusiasts, diagnosing and repairing this specific code may require professional knowledge and tools due to the complexity of the transmission system.

10. How can regular maintenance help prevent OBDII code P1E37 in a Chevrolet related to the Auxiliary Transmission Fluid Pump Inverter High Temperature?

Regularly servicing the transmission system, checking fluid levels, and addressing any warning signs promptly can help prevent issues like overheating of the auxiliary pump inverter and related components.

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