AutoCodes – Generic – P1A10

P1A10 Code - Hybrid Powertrain Control Module Engine Disabled

Quick Answer

The Powertrain Control Module (PCM) monitors the Hybrid Powertrain Control Module. Common causes include Faulty Traction Battery Control Module (TBCM), Traction Battery Control Module (TBCM) harness is open or shorted, Traction Battery Control Module (TBCM) 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
P1A10 indicates Hybrid Powertrain Control Module Engine Disabled.
Common causes
Common causes include Faulty Traction Battery Control Module (TBCM), Traction Battery Control Module (TBCM) harness is open or shorted, Traction Battery Control Module (TBCM) 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 29,489
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 14, 2020
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Code P1A10 Description

The Powertrain Control Module (PCM) monitors the Hybrid Powertrain Control Module. The PCM sets the OBDII code when the Hybrid Powertrain Control Module is not to factory specifications. This is an informational DTC and it can be set as a result of the vehicle operating with the engine disabled, the vehicle operating in the NEUTRAL for an extended period of time, or the vehicle operating with a traction battery concern.
OBDII Code P1A10 - Hybrid Powertrain Control Module Engine Disabled - AutoCodes.com
P1A10 Code - Hybrid Powertrain Control Module Engine Disabled

What are the Possible Causes of the DTC P1A10?

  • Faulty Traction Battery Control Module (TBCM)
  • Traction Battery Control Module (TBCM) harness is open or shorted
  • Traction Battery Control Module (TBCM) circuit poor electrical connection

How to Fix the DTC P1A10?

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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1A10 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 P1A10 code?

Need more information on how to fix the P1A10 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1A10 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

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 P1A10 Code

1. What are common symptoms of OBDII code P1A10, Hybrid Powertrain Control Module Engine Disabled?

- Common symptoms include the vehicle not starting, loss of power, and a warning light on the dashboard indicating a problem with the hybrid powertrain.

2. What are the possible causes of OBDII code P1A10?

- The code P1A10 can be caused by issues such as a faulty hybrid powertrain control module, damaged wiring or connectors, or problems with the hybrid battery pack.

3. How can I diagnose the OBDII code P1A10?

- Diagnosing the code P1A10 usually involves using a diagnostic scanner to retrieve the code, checking the hybrid powertrain control module for faults, and inspecting the related wiring and connectors for damage.

4. Can I drive my vehicle with OBDII code P1A10 present?

- It is not recommended to drive your vehicle with the OBDII code P1A10 present, as it indicates a serious issue with the hybrid powertrain that may result in further damage or safety hazards.

5. What repairs are typically needed to fix OBDII code P1A10?

- Repairs for OBDII code P1A10 may include replacing the hybrid powertrain control module, repairing or replacing damaged wiring or connectors, and addressing any issues with the hybrid battery pack.

6. How much does it cost to repair OBDII code P1A10?

- Repair costs for OBDII code P1A10 can vary depending on the specific issue causing the code, but it may range from a few hundred to a few thousand dollars, including parts and labor.

7. Can a DIY enthusiast fix OBDII code P1A10 at home?

- While some experienced DIY enthusiasts may be able to diagnose and repair OBDII code P1A10 at home, it is recommended to seek professional help due to the complexity of hybrid powertrain systems.

8. How long does it take to repair OBDII code P1A10?

- The repair time for OBDII code P1A10 can vary depending on the extent of the issue and availability of parts, but it may take anywhere from a few hours to a full day or more to complete the repair.

9. Are there any preventive maintenance tips to avoid OBDII code P1A10?

- To help prevent OBDII code P1A10, it is important to follow the manufacturer's recommended maintenance schedule, regularly inspect the hybrid powertrain system, and address any issues promptly.

10. Can OBDII code P1A10 be cleared/reset without fixing the underlying issue?

- While you can clear/reset OBDII code P1A10 using a diagnostic scanner, the code is likely to return if the underlying issue with the hybrid powertrain control module is not addressed.

Discuss the causes and fixes for P1A10 OBDII Code

  • I have a 2008 Ford escape hybrid ...I took it to the dealer for a no crank situation...on the diag scan they listed fault P1A10 and told me I needed a new traction battery..($10000) ..declined the replacement and had it towed home ....hit the jump start button and it started ...and drove it for 2 months and then again no crank ...same as before ..my question is when the battery control module disables ? How can I get it to reactivate so I can start the car again ?I will replace the old battery with a reconditioned traction battery?..just don't trust that dealer after their last assessment ....thank you

  • help me find a way to clear the P1A10 code from my hybrid escape so it will start again . when that code is thrown I am told it disables the car from starting..thanks

  • my question is when the battery control module disables ? How can I get it to reactivate so I can start the car again ?

    Unfortunately I never had that problem before and there is no more information in the factory service manual, since this is just an information code, not a code for a malfunction part. You could try disconnecting the car battery (The 12 V battery) for about 5 minutes to reset the code and system.

    Here is a good write up about a similar problem with the same code with a 06 model: http://www.underhoodservice...

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