Engine-CodesGeneric – P1E25

P1E25 Code - Auxiliary Transmission Fluid Pump Control Module Read Only Memory

Quick Answer

The P1E25 diagnostic trouble code (DTC) refers to the Auxiliary Transmission Fluid Pump Control Module Read Only Memory. Common causes include Faulty auxiliary transmission fluid pump control module, Damaged or corroded wiring or connectors, Low transmission fluid levels or contaminated fluid. 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
P1E25 indicates Auxiliary Transmission Fluid Pump Control Module Read Only Memory.
Common causes
Common causes include Faulty auxiliary transmission fluid pump control module, Damaged or corroded wiring or connectors, Low transmission fluid levels or contaminated fluid.
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.
Table of contents Created and updated by William Orellana on Sep 07, 2024
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Code P1E25 Description

The P1E25 diagnostic trouble code (DTC) refers to the Auxiliary Transmission Fluid Pump Control Module Read Only Memory. This code indicates that there is a malfunction or error in the control module's read-only memory, which is responsible for storing essential data and instructions for the operation of the auxiliary transmission fluid pump. The auxiliary transmission fluid pump plays a crucial role in ensuring proper lubrication and cooling of the transmission system, especially in modern vehicles with automatic transmissions.

OBDII Code P1E25 - Auxiliary Transmission Fluid Pump Control Module Read Only Memory
P1E25 Code - Auxiliary Transmission Fluid Pump Control Module Read Only Memory

Common Causes of P1E25

  1. Faulty auxiliary transmission fluid pump control module.
  2. Damaged or corroded wiring or connectors.
  3. Low transmission fluid levels or contaminated fluid.
  4. Electrical issues such as a blown fuse or relay.
  5. Software or programming errors in the control module.

Symptoms of P1E25

  1. Rough shifting or hesitation when changing gears.
  2. Transmission slipping or jerking during acceleration.
  3. Illuminated check engine light on the dashboard.
  4. Reduced fuel efficiency or increased fuel consumption.
  5. Transmission overheating or fluid leakage.

How to Fix P1E25

  1. Use a diagnostic scanner to retrieve the fault codes and verify the P1E25 code.
  2. Inspect the auxiliary transmission fluid pump control module, wiring, and connectors for any visible damage or corrosion.
  3. Test the transmission fluid levels and quality to ensure proper lubrication.
  4. Reset the control module and perform a relearn procedure to clear the error code.
  5. If necessary, replace the faulty control module or repair any damaged wiring or connectors.

Cost to Fix P1E25

The typical repair costs for addressing the P1E25 code can vary depending on the extent of the issue and the specific components that require repair or replacement. On average, the cost of replacing a faulty auxiliary transmission fluid pump control module can range from $200 to $600, including parts and labor. However, additional diagnostic fees and labor charges may apply, so it is recommended to consult with a professional mechanic or auto repair shop for a more accurate estimate based on your vehicle's make and model. Keep in mind that labor rates can vary between different locations and service providers, so it's advisable to compare prices and services before proceeding with the repair.

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Code P1E25 Information for Specific Makes

  • P1E25 Buick — Auxiliary Transmission Fluid Pump Control Module Read Only Memory
  • P1E25 Cadillac — Auxiliary Transmission Fluid Pump Control Module Read Only Memory
  • P1E25 Chevrolet — Auxiliary Transmission Fluid Pump Control Module Read Only Memory
  • P1E25 GMC — Auxiliary Transmission Fluid Pump Control Module Read Only Memory
  • P1E25 Saturn — Auxiliary Transmission Fluid Pump Control Module Read Only Memory
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 P1E25 Code

1. What are the common symptoms of OBDII code P1E25 related to the Auxiliary Transmission Fluid Pump Control Module Read Only Memory?

- Common symptoms include transmission shifting issues, harsh gear changes, and possibly a warning light on the dashboard.

2. What are the possible causes of OBDII code P1E25?

- The code P1E25 may be triggered by a faulty auxiliary transmission fluid pump control module, damaged wiring, or a malfunctioning transmission fluid pump.

3. How can I diagnose OBDII code P1E25?

- Diagnosing this code typically involves using a professional OBDII scanner to retrieve the trouble codes, followed by a thorough inspection of the auxiliary transmission fluid pump control module and related components.

4. Can I still drive my vehicle with OBDII code P1E25 present?

- It is not recommended to drive your vehicle with OBDII code P1E25 present, as it can lead to further damage to the transmission system and potentially compromise driving safety.

5. How can I repair OBDII code P1E25?

- Repairing OBDII code P1E25 often involves replacing the faulty auxiliary transmission fluid pump control module, repairing any damaged wiring, and ensuring proper functioning of the transmission fluid pump.

6. Is it possible to reset OBDII code P1E25 without repairing the issue?

- While clearing the code temporarily may be possible with an OBDII scanner, the underlying issue causing the code will persist until properly diagnosed and repaired.

7. How much does it typically cost to repair OBDII code P1E25?

- The cost of repairing OBDII code P1E25 can vary depending on the extent of the damage and the specific repairs needed, but it may range from a few hundred to a thousand dollars.

8. Can a DIY enthusiast repair OBDII code P1E25 at home?

- Repairing OBDII code P1E25 can be complex and may require specialized tools and knowledge, so it is recommended to consult a professional mechanic for diagnosis and repair.

9. Are there any preventative maintenance tips to avoid OBDII code P1E25 in the future?

- Regularly servicing the transmission system, checking for leaks, and addressing any issues promptly can help prevent OBDII code P1E25 and other related transmission problems.

10. How urgent is it to address OBDII code P1E25 once it appears?

- It is important to address OBDII code P1E25 promptly to prevent further damage to the transmission system and ensure the safety and reliability of your vehicle.

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