AutoCodes – Infiniti – B2622 Infiniti

B2622 Infiniti Code - Inside Key Antenna 2 Circuit

Quick Answer

The Inside Key Antenna 2 detects whether Intelligent Key is inside the vehicle. Common causes include Faulty Inside Key Antenna, Inside Key Antenna harness is open or shorted, Inside Key Antenna 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: B2622 Infiniti indicates Inside Key Antenna 2 Circuit.
Common causes: Common causes include Faulty Inside Key Antenna, Inside Key Antenna harness is open or shorted, Inside Key Antenna 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 1,373

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 Jan 09, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B2622 Infiniti Description

The Inside Key Antenna 2 detects whether Intelligent Key is inside the vehicle. The Inside Key Antenna 2 Installed in the center area of the instrument panel. The Diagnostic Trouble Code (DTC) sets when an excessive high or low voltage from inside antenna is sent to the Body Control Module (BCM).

OBDII Code B2622 Infiniti - Inside Key Antenna 2 Circuit - AutoCodes.com — B2622 Infiniti Code - Inside Key Antenna 2 Circuit

What does this mean?

What are the Possible Causes of the DTC B2622 Infiniti?

Faulty Inside Key Antenna
Inside Key Antenna harness is open or shorted
Inside Key Antenna circuit poor electrical connection
Faulty Body Control Module (BCM)

How to Fix the DTC B2622 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 B2622 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 B2622 Infiniti code?

Need more information on how to fix the B2622 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 B2622 Infiniti Code

1. What are common symptoms of OBDII code B2622 Infiniti (Inside Key Antenna 2 Circuit)?

Symptoms may include issues with keyless entry, difficulty starting the vehicle, and the inability to lock or unlock the doors remotely.

2. What can cause OBDII code B2622 in an Infiniti?

The code B2622 typically indicates a malfunction in the Inside Key Antenna 2 Circuit, which can be caused by damaged wiring, a faulty key fob, or a problem with the antenna itself.

3. How can I diagnose OBDII code B2622 in my Infiniti?

Diagnosis involves using a scan tool to retrieve the specific code, checking the wiring and connections related to the inside key antenna, and testing the key fob for proper functionality.

4. Can I still drive my Infiniti with OBDII code B2622 present?

While it may be possible to drive the vehicle with this code, it is recommended to address the issue promptly to avoid potential security and starting problems.

5. How do I repair OBDII code B2622 in my Infiniti?

Repair options include repairing or replacing damaged wiring, testing and possibly replacing the key fob, and ensuring the antenna is working correctly.

6. Is OBDII code B2622 a serious issue in an Infiniti?

While the code itself may not affect the vehicle's drivability, it can lead to inconvenience and potential security concerns, making it important to address the problem.

7. Can I reset OBDII code B2622 in my Infiniti without fixing the underlying issue?

Resetting the code without addressing the root cause will likely result in the code reappearing. It is best to diagnose and repair the issue to prevent ongoing problems.

8. Are there any preventive measures to avoid OBDII code B2622 in an Infiniti?

Regularly inspecting the key fob, keeping it away from water or excessive heat, and ensuring proper maintenance of the keyless entry system can help prevent this code from occurring.

9. Can a DIY enthusiast fix OBDII code B2622 in an Infiniti?

Depending on your skills and knowledge, some aspects of diagnosing and repairing this code may be DIY-friendly, such as checking connections and replacing the key fob battery. However, complex repairs may require professional assistance.

10. How much does it cost to repair OBDII code B2622 in an Infiniti?

The cost of repair can vary based on the underlying issue causing the code. It is recommended to get a diagnostic from a qualified technician to determine the exact repair cost.