AutoCodes – GMC – P1E1A 2014 GMC Sierra

P1E1A 2014 GMC Sierra Code - Auxiliary Transmission Fluid Pump Control Module System Voltage High

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 Faulty Power Inverter Module, Power Inverter Module harness is open or shorted, Power Inverter 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: P1E1A 2014 GMC Sierra indicates Auxiliary Transmission Fluid Pump Control Module System Voltage High.
Common causes: Common causes include Faulty Power Inverter Module, Power Inverter Module harness is open or shorted, Power Inverter 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 154

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 Jul 04, 2022

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1E1A 2014 GMC Sierra 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 hybrid powertrain control module and the motor control modules share the power inverter module ignition voltage circuit, battery voltage circuits and chassis earth.

OBDII Code P1E1A 2014 GMC Sierra - Auxiliary Transmission Fluid Pump Control Module System Voltage High - AutoCodes.com — P1E1A 2014 GMC Sierra Code - Auxiliary Transmission Fluid Pump Control Module System Voltage High

What does this mean?

What are the Possible Causes of the DTC P1E1A 2014 GMC Sierra?

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

How to Fix the DTC P1E1A 2014 GMC Sierra?

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 P1E1A 2014 GMC Sierra 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 P1E1A 2014 GMC Sierra Code

1. What are the common symptoms of OBDII code P1E1A in a 2014 GMC Sierra related to the Auxiliary Transmission Fluid Pump Control Module System Voltage High?

- Common symptoms may include the illumination of the check engine light, transmission shifting issues, and potential reduced vehicle performance.

2. What are the possible causes of OBDII code P1E1A in a 2014 GMC Sierra indicating an issue with the Auxiliary Transmission Fluid Pump Control Module System Voltage High?

- The code P1E1A could be triggered by a faulty auxiliary transmission fluid pump control module, wiring issues, a malfunctioning pump, or high voltage in the system.

3. How can I diagnose the OBDII code P1E1A in a 2014 GMC Sierra related to the Auxiliary Transmission Fluid Pump Control Module System Voltage High?

- Diagnosis typically involves using an OBDII scanner to retrieve the code, checking the auxiliary transmission fluid pump control module, inspecting the wiring for any damage, and testing the voltage levels in the system.

4. Can I continue driving my 2014 GMC Sierra with the OBDII code P1E1A indicating an Auxiliary Transmission Fluid Pump Control Module System Voltage High issue?

- It is not recommended to continue driving the vehicle with this code present, as it can lead to transmission problems and potentially cause further damage if not addressed promptly.

5. How can I repair OBDII code P1E1A in a 2014 GMC Sierra related to the Auxiliary Transmission Fluid Pump Control Module System Voltage High?

- Repair options may include replacing the faulty auxiliary transmission fluid pump control module, repairing any damaged wiring, checking and potentially replacing the transmission fluid pump, and clearing the code with an OBDII scanner.

6. Is it necessary to reset the OBDII code P1E1A in a 2014 GMC Sierra after repairing the issue with the Auxiliary Transmission Fluid Pump Control Module System Voltage High?

- Yes, it is important to clear the code after completing the necessary repairs to reset the check engine light and ensure the issue has been resolved.

7. Are there any preventive measures to avoid encountering the OBDII code P1E1A in a 2014 GMC Sierra related to the Auxiliary Transmission Fluid Pump Control Module System Voltage High?

- Regularly maintaining the transmission system, checking for any signs of wiring damage, and addressing any unusual transmission behavior promptly can help prevent issues leading to this code.

8. Can a DIY enthusiast without advanced automotive knowledge fix the OBDII code P1E1A in a 2014 GMC Sierra indicating an issue with the Auxiliary Transmission Fluid Pump Control Module System Voltage High?

- Depending on the specific cause, DIY enthusiasts with some mechanical skills may be able to address simpler issues such as checking and repairing wiring connections. However, complex repairs may require professional assistance.

9. How long does it typically take to repair OBDII code P1E1A in a 2014 GMC Sierra associated with the Auxiliary Transmission Fluid Pump Control Module System Voltage High?

- The repair time can vary based on the underlying cause and the extent of the issue. Simple fixes like replacing a fuse or repairing a wire may take less time, while replacing a control module or pump could take longer.

10. Will fixing the OBDII code P1E1A in a 2014 GMC Sierra related to the Auxiliary Transmission Fluid Pump Control Module System Voltage High improve vehicle performance?

- Addressing the issue indicated by this code can help restore proper transmission function, potentially improving vehicle performance and preventing further damage to the transmission system.