AutoCodes – Nissan – B27BB Nissan

B27BB Nissan Code - Electric Compressor High Voltage System

Quick Answer

The Diagnostic Trouble Code (DTC) sets when the voltage of other than standard value is input to AC inverter. 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
B27BB Nissan indicates Electric Compressor High Voltage 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 479
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Feb 06, 2020
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Code B27BB Nissan Description

The Diagnostic Trouble Code (DTC) sets when the voltage of other than standard value is input to AC inverter.
OBDII Code B27BB Nissan - Electric Compressor High Voltage System - AutoCodes.com
B27BB Nissan Code - Electric Compressor High Voltage System

What are the Possible Causes of the DTC B27BB Nissan?

  • Faulty Electric Compressor
  • Electric Compressor harness is open or shorted
  • Electric Compressor circuit poor electrical connection
  • Faulty Li-ion Battery
  • Faulty Power Delivery Module (PDM)

How to Fix the DTC B27BB Nissan?

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 B27BB Nissan 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 B27BB Nissan code?

Need more information on how to fix the B27BB Nissan code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B27BB Nissan code diagnosed by a professional: Find a repair shop in your area

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 B27BB Nissan Code

1. What are common symptoms of OBDII code B27BB in a Nissan related to the Electric Compressor High Voltage System?

- Common symptoms include the air conditioning system not cooling properly, unusual noises coming from the compressor, and the AC system not engaging.

2. What are possible causes of the OBDII code B27BB in a Nissan related to the Electric Compressor High Voltage System?

- Possible causes include a faulty electric compressor, issues with the high voltage system wiring, or problems with the control module.

3. How can I diagnose the OBDII code B27BB in a Nissan related to the Electric Compressor High Voltage System?

- Diagnosis involves using a diagnostic scanner to read the code, checking the electric compressor and high voltage system components for any visible damage or wear, and testing the electrical connections.

4. What are some repair tips for fixing the OBDII code B27BB in a Nissan related to the Electric Compressor High Voltage System?

- Repair tips include checking and repairing any damaged wiring or connectors, replacing the electric compressor if necessary, and resetting the system after repairs are completed.

5. Can I drive my Nissan with the OBDII code B27BB related to the Electric Compressor High Voltage System?

- It is not recommended to drive the vehicle with this code, as it can lead to further damage to the air conditioning system and potentially affect other vehicle components.

6. How urgent is it to address the OBDII code B27BB in a Nissan related to the Electric Compressor High Voltage System?

- It is recommended to address this code as soon as possible to prevent further damage to the air conditioning system and ensure the vehicle's comfort and safety.

7. Are there any safety precautions to keep in mind when working on the OBDII code B27BB in a Nissan related to the Electric Compressor High Voltage System?

- Safety precautions include disconnecting the vehicle's battery before working on any electrical components, wearing appropriate protective gear, and following manufacturer guidelines.

8. Can a DIY enthusiast fix the OBDII code B27BB in a Nissan related to the Electric Compressor High Voltage System?

- While some repairs may be possible for experienced DIY enthusiasts, it is recommended to consult a professional mechanic for proper diagnosis and repair of this code to ensure safety and effectiveness.

9. How much does it typically cost to repair the OBDII code B27BB in a Nissan related to the Electric Compressor High Voltage System?

- Repair costs can vary depending on the specific issue, but it may involve parts replacement, wiring repairs, and labor costs, which can range from a few hundred to over a thousand dollars.

10. Is the OBDII code B27BB in a Nissan related to the Electric Compressor High Voltage System a common issue?

- While not extremely common, issues with the electric compressor high voltage system can occur in Nissan vehicles, especially in older models or those with high mileage.

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