AutoCodes – Infiniti – B27BA Infiniti

B27BA Infiniti Code - Electric Compressor System

Quick Answer

The Diagnostic Trouble Code (DTC) sets when the internal system malfunction stop occurs repeatedly. Common causes include Faulty Electric Compressor, Electric Compressor harness is open or shorted, Electric Compressor 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: B27BA Infiniti indicates Electric Compressor System.
Common causes: Common causes include Faulty Electric Compressor, Electric Compressor harness is open or shorted, Electric Compressor 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 483

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 06, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B27BA Infiniti Description

The Diagnostic Trouble Code (DTC) sets when the internal system malfunction stop occurs repeatedly.

OBDII Code B27BA Infiniti - Electric Compressor System - AutoCodes.com — B27BA Infiniti Code - Electric Compressor System

What does this mean?

What are the Possible Causes of the DTC B27BA Infiniti?

Faulty Electric Compressor
Electric Compressor harness is open or shorted
Electric Compressor circuit poor electrical connection

How to Fix the DTC B27BA Infiniti?

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 B27BA Infiniti 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 B27BA Infiniti 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 B27BA Infiniti Code

1. What are the common symptoms of OBDII code B27BA in an Infiniti related to the Electric Compressor System?

- Common symptoms include the AC not blowing cold air, unusual noises coming from the compressor, and an illuminated AC warning light on the dashboard.

2. What typically causes the OBDII code B27BA related to the Electric Compressor System in an Infiniti?

- The code B27BA in an Infiniti is often triggered by issues with the electric compressor system, such as a faulty compressor clutch, wiring problems, or a malfunctioning compressor control module.

3. How can I diagnose the OBDII code B27BA in my Infiniti's Electric Compressor System?

- Diagnosing the code B27BA involves using an OBDII scanner to retrieve the specific fault code, inspecting the compressor and its components for any visible damage or wear, and testing the electrical connections for continuity and proper voltage.

4. What repair tips can help fix the OBDII code B27BA in an Infiniti's Electric Compressor System?

- Repair tips may include replacing the faulty compressor clutch, repairing damaged wiring or connectors, resetting the compressor control module, and ensuring proper refrigerant levels in the AC system.

5. Can I reset the OBDII code B27BA in my Infiniti without fixing the underlying issue in the Electric Compressor System?

- While you can clear the code temporarily, it is not recommended to reset the code without addressing the root cause. Ignoring the underlying issue could lead to further damage and potential AC system failure.

6. Is it safe to continue driving my Infiniti with the OBDII code B27BA related to the Electric Compressor System?

- It is not advisable to drive your Infiniti with the B27BA code present, as it indicates a problem with the AC system that could affect its performance and potentially lead to further damage if left unresolved.

7. How much does it typically cost to repair the OBDII code B27BA in an Infiniti's Electric Compressor System?

- The cost of repairing the code B27BA can vary depending on the exact issue causing the fault. Repairs may range from replacing a compressor clutch (around $200-$500) to addressing more complex wiring or module issues (potentially over $1000).

8. Are there any preventive maintenance measures to avoid encountering the OBDII code B27BA in an Infiniti?

- Regularly servicing your vehicle's AC system, checking for refrigerant leaks, ensuring proper compressor operation, and addressing any unusual noises or performance issues promptly can help prevent the occurrence of the B27BA code.