AutoCodes – Infiniti – B2426 Infiniti

B2426 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: B2426 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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 5,871

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
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code B2426 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 B2426 Infiniti - Automatic Back Door Encoder - AutoCodes.com — B2426 Infiniti Code - Automatic Back Door Encoder

What does this mean?

What are the Possible Causes of the DTC B2426 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 B2426 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 B2426 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 B2426 Infiniti code?

Need more information on how to fix the B2426 Infiniti code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B2426 Infiniti 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 B2426 Infiniti Code

1. What does OBDII code B2426 for Infiniti mean?

The B2426 code specifically refers to an issue with the Automatic Back Door Encoder in Infiniti vehicles.

2. What are the common symptoms of OBDII code B2426 in an Infiniti?

Common symptoms include the automatic back door failing to open or close properly, unusual noises during operation, and the back door getting stuck.

3. What are the possible causes of OBDII code B2426 in an Infiniti?

The code B2426 can be triggered by a faulty automatic back door encoder, damaged wiring or connectors, or issues with the control module.

4. How can I diagnose the cause of OBDII code B2426 in my Infiniti?

A thorough inspection of the automatic back door system, checking for damaged components and testing the encoder's functionality, is recommended to diagnose the issue.

5. Can I drive my Infiniti with OBDII code B2426?

It is generally not recommended to drive your Infiniti with a persistent B2426 code, as it can lead to potential safety hazards or further damage to the automatic back door system.

6. How can I repair OBDII code B2426 in my Infiniti?

Repairing the B2426 code may involve replacing the automatic back door encoder, repairing damaged wiring, or resetting the control module to resolve the issue.

7. Is it possible to reset OBDII code B2426 in an Infiniti without professional help?

While you may be able to reset the code temporarily by disconnecting the car battery, it is advisable to seek professional assistance to properly diagnose and repair the underlying issue.

8. Are there any preventive maintenance tips to avoid OBDII code B2426 in my Infiniti?

Regularly inspecting the automatic back door system, keeping it clean and well-lubricated, and addressing any issues promptly can help prevent the occurrence of code B2426.

9. Can weather conditions affect the occurrence of OBDII code B2426 in an Infiniti?

Extreme temperatures or exposure to moisture can potentially impact the automatic back door system and lead to issues triggering the B2426 code.

10. Is it safe to attempt DIY repairs for OBDII code B2426 in an Infiniti?

Due to the complexity of the automatic back door system and the importance of safety features, it is recommended to consult a professional mechanic for repairs related to code B2426.