AutoCodes – Infiniti – B2427 Infiniti

B2427 Infiniti Code - Automatic Back Door Encoder

Quick Answer

The Automatic Back Door Control Module monitors the Automatic Back Door Encoder. Common causes include Faulty Encoder, Encoder harness is open or shorted, Encoder 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: B2427 Infiniti indicates Automatic Back Door Encoder.
Common causes: Common causes include Faulty Encoder, Encoder harness is open or shorted, Encoder 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 4,235

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 Dec 08, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B2427 Infiniti Description

The Automatic Back Door Control Module monitors the Automatic Back Door Encoder. The OBDII code sets when the Automatic Back Door Control Module can not receive the pulse signal from the Encoder just after starting the open/close operation.

OBDII Code B2427 Infiniti - Automatic Back Door Encoder - AutoCodes.com — B2427 Infiniti Code - Automatic Back Door Encoder

What does this mean?

What are the Possible Causes of the DTC B2427 Infiniti?

Faulty Encoder
Encoder harness is open or shorted
Encoder circuit poor electrical connection
Faulty Back Door Mechanism
Faulty Automatic Back Door Control Module

How to Fix the DTC B2427 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 B2427 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 B2427 Infiniti code?

Need more information on how to fix the B2427 Infiniti code? Get Access to Factory Service Manuals

Need Help with the 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 B2427 Infiniti Code

1. What does OBDII code B2427 for Infiniti indicate?

The B2427 code refers to a problem with the Automatic Back Door Encoder in an Infiniti vehicle.

2. What are the common symptoms of a B2427 code in an Infiniti?

Common symptoms include issues with the automatic back door operation, such as failure to open or close properly.

3. What are the possible causes of a B2427 code in an Infiniti?

Causes can include a malfunctioning back door encoder, wiring issues, or a faulty control module.

4. How can I diagnose a B2427 code in my Infiniti?

Diagnosis typically involves using a professional OBDII scanner to retrieve the code and then inspecting the automatic back door components for any visible damage or issues.

5. Can I still drive my Infiniti with a B2427 code present?

It is generally not recommended to drive with a B2427 code, as it can affect the functionality of the automatic back door and compromise safety.

6. How can I repair a B2427 code in my Infiniti?

Repair may involve replacing the back door encoder, repairing any wiring issues, or reprogramming the control module. It is recommended to consult a professional mechanic for accurate diagnosis and repair.

7. Are there any DIY tips for addressing a B2427 code in an Infiniti?

DIY tips may include checking for loose connections, ensuring proper alignment of the back door, and inspecting for any visible damage to the encoder or wiring.

8. Can weather conditions affect the occurrence of a B2427 code in an Infiniti?

Extreme weather conditions, such as heavy rain or snow, can potentially worsen existing issues with the automatic back door encoder, leading to the B2427 code.

9. How long does it typically take to repair a B2427 code in an Infiniti?

The repair time can vary depending on the exact cause of the B2427 code, but it may take a few hours to a full day to diagnose and fix the issue.

10. Is it necessary to reset the OBDII system after repairing a B2427 code in an Infiniti?

Yes, it is recommended to reset the OBDII system after repairing a B2427 code to clear the error code and ensure proper functioning of the automatic back door.