AutoCodes – Acura – B2989 Acura

B2989 Acura Code - A/C Compressor Motor

Quick Answer

The Climate Control Unit monitors the A/C Compressor Motor. Common causes include Faulty A/C Compressor Motor, A/C Compressor Motor harness is open or shorted, A/C Compressor Motor 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: B2989 Acura indicates A/C Compressor Motor.
Common causes: Common causes include Faulty A/C Compressor Motor, A/C Compressor Motor harness is open or shorted, A/C Compressor Motor 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 735

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 25, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B2989 Acura Description

The Climate Control Unit monitors the A/C Compressor Motor. The Climate Control Unit sets the OBDII code when the A/C Compressor Motor is not to factory specifications.

OBDII Code B2989 Acura - A/C Compressor Motor - AutoCodes.com — B2989 Acura Code - A/C Compressor Motor

What does this mean?

What are the Possible Causes of the DTC B2989 Acura?

Faulty A/C Compressor Motor
A/C Compressor Motor harness is open or shorted
A/C Compressor Motor circuit poor electrical connection

How to Fix the DTC B2989 Acura?

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 B2989 Acura 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 B2989 Acura code?

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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 B2989 Acura Code

1. What are common symptoms of OBDII code B2989 for the A/C compressor motor in an Acura?

The common symptoms include the A/C system not cooling properly, unusual noises coming from the compressor, and the A/C clutch not engaging.

2. What are possible causes of OBDII code B2989 related to the A/C compressor motor in an Acura?

Possible causes include a faulty A/C compressor motor, damaged wiring or connectors, low refrigerant levels, or a malfunctioning A/C pressure switch.

3. How can I diagnose OBDII code B2989 for the A/C compressor motor in my Acura?

Diagnosing this code involves using an OBDII scanner to retrieve the specific fault code, inspecting the A/C compressor motor and its components for damage, checking the wiring and connectors for any issues, and testing the A/C pressure switch.

4. Can I still drive my Acura with OBDII code B2989 for the A/C compressor motor?

It is not recommended to drive your Acura with this code present, as it can lead to further damage to the A/C system and potentially cause overheating issues.

5. How can I repair OBDII code B2989 for the A/C compressor motor in my Acura?

Repairing this code may involve replacing the faulty A/C compressor motor, repairing or replacing damaged wiring and connectors, refilling the refrigerant, and resetting the fault code with an OBDII scanner.

6. Are there any preventive maintenance tips to avoid OBDII code B2989 for the A/C compressor motor in my Acura?

Regularly servicing your A/C system, checking refrigerant levels, inspecting for leaks, and addressing any unusual noises or issues with the A/C system can help prevent this code from appearing.

7. Can a DIY enthusiast fix OBDII code B2989 for the A/C compressor motor in an Acura?

While some basic troubleshooting and repairs can be done by a DIY enthusiast, diagnosing and repairing issues related to the A/C compressor motor may require specialized tools and knowledge, so it is recommended to seek professional help.

8. Will resetting the OBDII code B2989 resolve the issue with the A/C compressor motor in my Acura?

Resetting the fault code may temporarily clear the warning light, but it will not fix the underlying issue causing the code. It is important to diagnose and repair the root cause of the problem.

9. How much does it cost to repair OBDII code B2989 for the A/C compressor motor in an Acura?

The cost of repairing this code can vary depending on the extent of the damage, the parts needed for replacement, and the labor costs. It is advisable to get a professional diagnosis and estimate for an accurate cost.

10. Is OBDII code B2989 specific to Acura vehicles only?

While this code is commonly associated with Acura vehicles, it may also appear in other car makes and models with similar A/C compressor motor issues.