AutoCodes – Generic – B2995

B2995 Code - Auxiliary Electric Water Pump Circuit

Quick Answer

The Climate Control Unit monitors the Auxiliary Electric Water Pump. Common causes include Faulty Auxiliary Electric Water Pump, Auxiliary Electric Water Pump harness is open or shorted, Auxiliary Electric Water Pump 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: B2995 indicates Auxiliary Electric Water Pump Circuit.
Common causes: Common causes include Faulty Auxiliary Electric Water Pump, Auxiliary Electric Water Pump harness is open or shorted, Auxiliary Electric Water Pump 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 1,501

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 Feb 27, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B2995 Description

The Climate Control Unit monitors the Auxiliary Electric Water Pump. The Climate Control Unit sets the OBDII code when the Auxiliary Electric Water Pump is not to factory specifications.

OBDII Code B2995 - Auxiliary Electric Water Pump Circuit - AutoCodes.com — B2995 Code - Auxiliary Electric Water Pump Circuit

What does this mean?

What are the Possible Causes of the DTC B2995?

Faulty Auxiliary Electric Water Pump
Auxiliary Electric Water Pump harness is open or shorted
Auxiliary Electric Water Pump circuit poor electrical connection
Faulty Climate Control Unit

How to Fix the DTC B2995?

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 B2995 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 B2995 code?

Need more information on how to fix the B2995 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B2995 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

B2995 Acura — Auxiliary Electric Water Pump Circuit
B2995 Honda — Auxiliary Electric Water Pump Circuit

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 B2995 Code

1. What are the common symptoms of OBDII code B2995 (Auxiliary Electric Water Pump Circuit)?

- The common symptoms include overheating of the engine, poor heating system performance, and a check engine light illuminated on the dashboard.

2. What are the possible causes of OBDII code B2995?

- The code B2995 can be caused by issues such as a faulty electric water pump, damaged wiring or connectors in the water pump circuit, or a malfunctioning control module.

3. How can I diagnose the cause of OBDII code B2995?

- Diagnosing the code involves using a diagnostic scanner to retrieve the trouble codes, testing the electric water pump for proper functionality, and inspecting the wiring and connectors for any visible damage.

4. Can I drive my vehicle with OBDII code B2995 present?

- It is not recommended to drive your vehicle with the code B2995 present, as it can lead to engine overheating and potential damage if the auxiliary electric water pump is not functioning correctly.

5. How can I repair OBDII code B2995 (Auxiliary Electric Water Pump Circuit)?

- Repairing the code may involve replacing the faulty electric water pump, repairing or replacing damaged wiring or connectors, or resetting the control module after addressing any issues.

6. Is it necessary to replace the electric water pump when dealing with OBDII code B2995?

- In most cases, if the electric water pump is found to be faulty during diagnosis, it is recommended to replace it to resolve the code B2995 and prevent further issues with engine cooling.

7. Are there any preventive measures to avoid OBDII code B2995 from occurring?

- Regular maintenance of the cooling system, including checking the electric water pump and its components, can help prevent issues that may trigger the OBDII code B2995.

8. Can a DIY enthusiast repair OBDII code B2995 at home?

- Depending on your skill level and access to tools, some aspects of diagnosing and repairing the code B2995 may be possible for a DIY enthusiast, but professional assistance is recommended for accurate diagnosis and repair.

9. How long does it typically take to repair OBDII code B2995?

- The repair time for OBDII code B2995 can vary based on the specific cause of the issue, but it may take anywhere from a few hours to half a day to diagnose and resolve the problem.

10. Will resetting the check engine light clear OBDII code B2995 permanently?

- Resetting the check engine light may temporarily turn it off, but if the underlying issue causing OBDII code B2995 is not addressed, the code is likely to reappear. It is essential to diagnose and repair the root cause to clear the code permanently.