AutoCodes – Generic – P1E44

P1E44 Code - 14 Volt Power Module System High Voltage

Quick Answer

The accessory DC power control module, also referred to as the 14 V power module, constantly monitors system input and output voltage. Common causes include Faulty 14 Volt Power Module, 14 Volt Power Module harness is open or shorted, 14 Volt Power 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: P1E44 indicates 14 Volt Power Module System High Voltage.
Common causes: Common causes include Faulty 14 Volt Power Module, 14 Volt Power Module harness is open or shorted, 14 Volt Power 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 810

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 23, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1E44 Description

The accessory DC power control module, also referred to as the 14 V power module, constantly monitors system input and output voltage. This sensor is internal to the 14 V power module and is not serviced separately from the control module.

OBDII Code P1E44 - 14 Volt Power Module System High Voltage - AutoCodes.com — P1E44 Code - 14 Volt Power Module System High Voltage

What does this mean?

What are the Possible Causes of the DTC P1E44?

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

How to Fix the DTC P1E44?

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 P1E44 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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Get the P1E44 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

P1E44 Acura — Electric Servo Brake Control Unit Internal Circuit Malfunction Charge Pump Circuit
P1E44 Buick — 14 Volt Power Module System High Voltage
P1E44 Cadillac — 14 Volt Power Module System High Voltage
P1E44 Chevrolet — 14 Volt Power Module System High Voltage
P1E44 GMC — 14 Volt Power Module System High Voltage
P1E44 Honda — Electric Servo Brake Control Unit Internal Circuit Malfunction Charge Pump Circuit
P1E44 Saturn — 14 Volt Power Module System High Voltage

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 P1E44 Code

1. What are common symptoms of OBDII code P1E44 (14 Volt Power Module System High Voltage)?

The common symptoms of code P1E44 may include issues with the vehicle's electrical system, such as dim lights, erratic behavior of electrical components, or a warning light on the dashboard.

2. What are the possible causes of OBDII code P1E44?

The possible causes of code P1E44 include a faulty 14-volt power module, wiring issues, a malfunctioning battery, or problems with the vehicle's charging system.

3. How can I diagnose OBDII code P1E44?

Diagnosing code P1E44 typically involves using a diagnostic scanner to retrieve the code, checking the 14-volt power module and related components for any visible damage, and testing the electrical system for proper voltage levels.

4. Can I still drive my vehicle with OBDII code P1E44 present?

It is not recommended to drive the vehicle with code P1E44 present, as it can lead to further electrical issues and potentially cause damage to other components.

5. How can I repair OBDII code P1E44?

Repairing code P1E44 may involve replacing the faulty 14-volt power module, repairing any damaged wiring, ensuring the battery is functioning properly, and checking the vehicle's charging system for any issues.

6. Is it safe to clear OBDII code P1E44 with a diagnostic scanner?

Clearing the code with a diagnostic scanner may temporarily remove the warning light, but it is important to address the underlying issue causing code P1E44 to prevent further problems with the vehicle's electrical system.

7. Can a DIY enthusiast fix OBDII code P1E44 at home?

Depending on the individual's level of automotive knowledge and experience, some DIY enthusiasts may be able to diagnose and repair code P1E44 at home, especially if they have access to the necessary tools and resources.

8. How much does it typically cost to repair OBDII code P1E44 at a repair shop?

The cost of repairing code P1E44 at a repair shop can vary depending on the specific underlying issue, the labor rates of the shop, and the cost of any replacement parts that may be needed.

9. Are there any preventive measures to avoid OBDII code P1E44 from occurring?

Regular maintenance of the vehicle's electrical system, including checking the battery, wiring, and charging system, can help prevent issues that may trigger code P1E44.

10. How urgent is it to address OBDII code P1E44 once it appears?

It is recommended to address code P1E44 as soon as possible to avoid further damage to the vehicle's electrical system and ensure the safe operation of the vehicle.