AutoCodes – Buick – P1E0E Buick

P1E0E Buick Code - 14V Power Module Not Programmed

Quick Answer

A new service replacement 14V power module, often referred to as the accessory DC power control module, contains a unique manufacturing calibration. Common causes include 14V Power Module Program, Faulty 14V Power Module, 14V Power 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: P1E0E Buick indicates 14V Power Module Not Programmed.
Common causes: Common causes include 14V Power Module Program, Faulty 14V Power Module, 14V Power 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.

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Code Popularity 727

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 Apr 22, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1E0E Buick Description

A new service replacement 14V power module, often referred to as the accessory DC power control module, contains a unique manufacturing calibration. This DTC will be current when a new 14V power module is installed on a vehicle prior to the Service Programming System (SPS) event. The DTC will remain current until the 14V power module has undergone a successful program. Once the program event is completed, the DTC goes into the history and can be cleared.

OBDII Code P1E0E Buick - 14V Power Module Not Programmed - AutoCodes.com — P1E0E Buick Code - 14V Power Module Not Programmed

What does this mean?

What are the Possible Causes of the DTC P1E0E Buick?

14V Power Module Program
Faulty 14V Power Module
14V Power Module harness is open or shorted
14V Power Module circuit poor electrical connection

How to Fix the DTC P1E0E Buick?

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 P1E0E Buick 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 P1E0E Buick code?

Need more information on how to fix the P1E0E Buick code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1E0E Buick 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 P1E0E Buick Code

1. What does the OBDII code P1E0E mean on a Buick?

The code P1E0E indicates that the 14V Power Module in your Buick is not programmed correctly or has lost its programming.

2. What are the symptoms of code P1E0E in a Buick?

Symptoms may include warning lights on the dashboard, such as the check engine light or battery light, issues with charging the 12V battery, and potential loss of electrical system functionality.

3. What causes the P1E0E code to appear in a Buick?

The main cause is that the 14V Power Module has not been programmed or has lost its configuration due to a software issue, module replacement, or electrical system fault.

4. Can I drive my Buick with the P1E0E code?

Itâ€™s not recommended to drive with this code, as it can lead to electrical system malfunctions, including a discharged battery, which may leave you stranded.

5. How is the P1E0E code diagnosed in a Buick?

A technician will use a scan tool to confirm the code, check the programming status of the 14V Power Module, and inspect related wiring and connectors for damage or faults.

6. How do you fix the P1E0E code on a Buick?

The 14V Power Module must be reprogrammed using the appropriate GM software. If the module is faulty, it may need to be replaced and then programmed.

7. How much does it cost to fix the P1E0E code on a Buick?

Repair costs can vary but typically range from $150 to $500, depending on whether reprogramming or module replacement is needed.

8. Can the P1E0E code be cleared without reprogramming the module?

No, clearing the code without addressing the programming issue will not resolve the problem, and the code is likely to return.

9. What tools are needed to reprogram the 14V Power Module on a Buick?

Youâ€™ll need a GM-approved scan tool, such as a Tech 2 or MDI, along with access to the GM SPS (Service Programming System) software.

10. Could a low battery cause the P1E0E code to trigger in a Buick?

Yes, a low or failing 12V battery could potentially cause module communication issues, but the underlying problem is usually related to the moduleâ€™s programming.