AutoCodes – GMC – P1E19 2016 GMC Sierra

P1E19 2016 GMC Sierra Code - Auxiliary Transmission Fluid Pump Control Module System Voltage Low

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
P1E19 2016 GMC Sierra indicates Auxiliary Transmission Fluid Pump Control Module System Voltage Low.
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 209
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 04, 2022
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Code P1E19 2016 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 P1E19 2016 GMC Sierra - Auxiliary Transmission Fluid Pump Control Module System Voltage Low - AutoCodes.com
P1E19 2016 GMC Sierra Code - Auxiliary Transmission Fluid Pump Control Module System Voltage Low

What are the Possible Causes of the DTC P1E19 2016 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 P1E19 2016 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 P1E19 2016 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.

Need more information about the P1E19 2016 GMC Sierra code?

Need more information on how to fix the P1E19 2016 GMC Sierra code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1E19 2016 GMC Sierra 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 P1E19 2016 GMC Sierra Code

1. What are the common symptoms of OBDII code P1E19 in a 2016 GMC Sierra?

The common symptoms include transmission shifting issues, decreased fuel efficiency, and the illumination of the Check Engine Light.

2. What could cause the OBDII code P1E19 in a 2016 GMC Sierra?

The code P1E19 typically indicates a problem with the Auxiliary Transmission Fluid Pump Control Module System Voltage being too low, which can be caused by wiring issues, a faulty pump module, or a weak battery.

3. How can I diagnose the OBDII code P1E19 in my 2016 GMC Sierra?

Diagnosing the code P1E19 involves using a diagnostic scanner to retrieve the specific fault code, inspecting the wiring and connectors related to the auxiliary transmission fluid pump control module, and testing the battery voltage.

4. What are the possible repair options for OBDII code P1E19 in a 2016 GMC Sierra?

Repair options may include repairing or replacing damaged wiring, replacing the faulty auxiliary transmission fluid pump control module, ensuring the battery is in good condition, and clearing the fault code.

5. Can I continue driving my 2016 GMC Sierra with OBDII code P1E19?

It is not recommended to continue driving with the code P1E19 present, as it can lead to transmission issues and potential damage. It is best to address the underlying problem as soon as possible.

6. How much does it typically cost to repair OBDII code P1E19 in a 2016 GMC Sierra?

The cost of repairing the OBDII code P1E19 can vary depending on the specific cause of the issue. It may range from a few hundred dollars for wiring repairs to over a thousand dollars for module replacement.

7. Are there any preventive maintenance tips to avoid OBDII code P1E19 in a 2016 GMC Sierra?

Regularly checking the condition of the battery, inspecting the wiring for signs of wear or damage, and addressing any transmission fluid leaks promptly can help prevent issues that trigger the P1E19 code.

8. Can a DIY enthusiast fix the OBDII code P1E19 in a 2016 GMC Sierra?

While some aspects of diagnosing and repairing the P1E19 code may be within reach of a DIY enthusiast with the right tools and knowledge, more complex repairs like module replacement may require professional assistance.

9. How long does it take to repair OBDII code P1E19 in a 2016 GMC Sierra?

The repair time for the P1E19 code can vary depending on the specific cause of the issue and the extent of repairs needed. It may take a few hours to a full day to diagnose and fix the problem.

10. Will resetting the Check Engine Light resolve OBDII code P1E19 in a 2016 GMC Sierra?

Simply resetting the Check Engine Light without addressing the underlying cause of the P1E19 code will not fix the issue. It is important to diagnose and repair the root cause to prevent the code from reoccurring.

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