AutoCodes – Generic – P1EB6

P1EB6 Code - Drive Motor 1 Control Module Long Term Memory Reset

Quick Answer

This is an internal fault detection of the hybrid/EV powertrain control module 1. Common causes include Reprogram Power Inverter Module, Faulty Power Inverter Module, Power Inverter 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: P1EB6 indicates Drive Motor 1 Control Module Long Term Memory Reset.
Common causes: Common causes include Reprogram Power Inverter Module, Faulty Power Inverter Module, Power Inverter 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 885

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 24, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1EB6 Description

This is an internal fault detection of the hybrid/EV powertrain control module 1. The hybrid/EV powertrain control module is internal to the power inverter module, often referred to as the drive motor generator power inverter module and is not serviced separately. This fault is handled inside the power inverter module and no external circuits are involved.

OBDII Code P1EB6 - Drive Motor 1 Control Module Long Term Memory Reset - AutoCodes.com — P1EB6 Code - Drive Motor 1 Control Module Long Term Memory Reset

What does this mean?

What are the Possible Causes of the DTC P1EB6?

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

How to Fix the DTC P1EB6?

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 P1EB6 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 P1EB6 code?

Need more information on how to fix the P1EB6 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1EB6 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

P1EB6 Buick — Drive Motor 1 Control Module Long Term Memory Reset
P1EB6 Cadillac — Drive Motor 1 Control Module Long Term Memory Reset
P1EB6 Chevrolet — Drive Motor 1 Control Module Long Term Memory Reset
P1EB6 GMC — Drive Motor 1 Control Module Long Term Memory Reset
P1EB6 Saturn — Drive Motor 1 Control Module Long Term Memory Reset

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 P1EB6 Code

What does the OBDII code P1EB6 mean?

The P1EB6 code indicates that the Drive Motor 1 Control Module has experienced a reset of its long-term memory, potentially affecting the vehicle's electric drive system performance.

What are common symptoms of code P1EB6?

Symptoms may include reduced electric motor performance, illuminated warning lights (such as the check engine light), or unusual driving behavior in hybrid or electric vehicles.

What causes the P1EB6 code to appear?

This code can be triggered by a software glitch, power interruption to the control module, faulty wiring, or an issue with the control module itself.

Can a low or failing battery cause the P1EB6 code?

Yes, a low or failing 12-volt battery or issues with the high-voltage system in hybrid or electric vehicles can contribute to this code.

How is the P1EB6 code diagnosed?

Technicians typically use a scan tool to confirm the code, inspect wiring and connections, and check the battery and control module for faults or power interruptions.

Can the P1EB6 code clear itself?

In some cases, the code may clear after a few drive cycles if the issue was temporary, but further diagnostics are typically needed to ensure it doesnâ€™t return.

Is it safe to drive with the P1EB6 code active?

It may be safe to drive short distances, but reduced motor performance or other related issues could pose risks, so repairs should be addressed promptly.

What repairs are commonly needed to fix the P1EB6 code?

Repairs may include resetting the control module, updating its software, repairing or replacing damaged wiring, or addressing battery-related issues.

How can I prevent the P1EB6 code from recurring?

Ensure proper maintenance of the vehicleâ€™s battery systems, avoid power interruptions during software updates, and address any wiring or module issues promptly.

Does the P1EB6 code require a software update?

In some cases, a software update for the Drive Motor 1 Control Module may be required to resolve the issue and prevent future occurrences.