AutoCodes – Cadillac – P1E1A Cadillac

P1E1A Cadillac 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 Cadillac 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 777

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 Cadillac 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 Cadillac - Auxiliary Transmission Fluid Pump Control Module System Voltage High - AutoCodes.com — P1E1A Cadillac Code - Auxiliary Transmission Fluid Pump Control Module System Voltage High

What does this mean?

What are the Possible Causes of the DTC P1E1A Cadillac?

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 Cadillac?

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 Cadillac 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 Cadillac Code

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

- Common symptoms include issues with the transmission fluid pump operation, transmission shifting problems, and potential illumination of the check engine light.

2. What are the possible causes of OBDII code P1E1A in a Cadillac?

- Possible causes may include a malfunctioning auxiliary transmission fluid pump, faulty control module, wiring issues, or a high voltage supply to the system.

3. How can I diagnose OBDII code P1E1A in my Cadillac?

- Diagnosis typically involves using a scan tool to retrieve the code, checking the auxiliary transmission fluid pump and its connections, and testing the control module and related wiring for proper function.

4. Can I continue driving my Cadillac with OBDII code P1E1A present?

- It is not recommended to continue driving the vehicle with this code present, as it can lead to transmission issues and potential damage if left unaddressed.

5. Is it safe to clear the OBDII code P1E1A in my Cadillac with a scan tool?

- Clearing the code may temporarily turn off the check engine light, but it is important to address the underlying issue causing the fault code to prevent further problems.

6. What are some repair tips for resolving OBDII code P1E1A in a Cadillac?

- Repair tips may include checking and repairing any damaged wiring, replacing the auxiliary transmission fluid pump or control module if faulty, and ensuring proper voltage supply to the system.

7. How much does it typically cost to repair OBDII code P1E1A in a Cadillac?

- The cost of repairs can vary depending on the specific issue causing the fault code, but it may involve parts replacement, labor costs, and diagnostic fees.

8. Can OBDII code P1E1A in a Cadillac be a recurring issue?

- If the root cause of the fault code is not properly addressed, it is possible for OBDII code P1E1A to reoccur in the future.

9. Are there any preventive maintenance measures to avoid OBDII code P1E1A in a Cadillac?

- Regularly checking the transmission system, maintaining proper fluid levels, and addressing any related issues promptly can help prevent the occurrence of OBDII code P1E1A.

10. Should I attempt to repair OBDII code P1E1A in my Cadillac myself, or seek professional help?

- Due to the complexity of the transmission system and electrical components involved, it is recommended to seek the expertise of a qualified mechanic or technician to properly diagnose and repair OBDII code P1E1A in a Cadillac.