AutoCodes – Nissan – B24C6 Nissan

B24C6 Nissan Code - Blower Motor Control

Quick Answer

The Diagnostic Trouble Code (DTC) is set when A/C Auto Amplifier detects a short or open circuit of the Blower Motor Control drive signal. Common causes include Faulty Variable Blower Control, Variable Blower Control harness is open or shorted, Variable Blower Control 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: B24C6 Nissan indicates Blower Motor Control.
Common causes: Common causes include Faulty Variable Blower Control, Variable Blower Control harness is open or shorted, Variable Blower Control 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 1,705

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 16, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B24C6 Nissan Description

The Diagnostic Trouble Code (DTC) is set when A/C Auto Amplifier detects a short or open circuit of the Blower Motor Control drive signal.

OBDII Code B24C6 Nissan - Blower Motor Control - AutoCodes.com — B24C6 Nissan Code - Blower Motor Control

What does this mean?

What are the Possible Causes of the DTC B24C6 Nissan?

Faulty Variable Blower Control
Variable Blower Control harness is open or shorted
Variable Blower Control circuit poor electrical connection
Front Blower Motor
Front Blower Relay
Faulty A/C Auto Amplifier

How to Fix the DTC B24C6 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 B24C6 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 B24C6 Nissan code?

Need more information on how to fix the B24C6 Nissan code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B24C6 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 B24C6 Nissan Code

1. What are the common symptoms of OBDII code B24C6 in a Nissan related to the Blower Motor Control?

- Common symptoms include the blower motor not working at all, intermittent operation, or only operating at certain speeds.

2. What are the possible causes of OBDII code B24C6 in a Nissan Blower Motor Control issue?

- Possible causes include a faulty blower motor, damaged wiring or connectors, a defective blower motor resistor, or a malfunctioning HVAC control module.

3. How can I diagnose the OBDII code B24C6 in a Nissan Blower Motor Control system?

- Diagnose the issue by checking the blower motor fuse, testing the blower motor for power and ground, inspecting the wiring and connectors for damage, and verifying the operation of the HVAC control module.

4. Can I still drive my Nissan with OBDII code B24C6 related to the Blower Motor Control issue?

- While you may still be able to drive the vehicle, it is not recommended as the lack of proper climate control can affect comfort and visibility inside the car.

5. How can I repair OBDII code B24C6 in a Nissan Blower Motor Control system?

- Repair the issue by replacing the faulty blower motor, repairing any damaged wiring or connectors, replacing the blower motor resistor if needed, or reprogramming the HVAC control module.

6. Are there any DIY tips for fixing OBDII code B24C6 in a Nissan related to the Blower Motor Control?

- DIY tips include checking and replacing the blower motor fuse, inspecting and repairing any visible wiring issues, and replacing the blower motor resistor if accessible.

7. How much does it typically cost to repair OBDII code B24C6 in a Nissan Blower Motor Control system?

- The cost can vary depending on the exact cause of the issue, but it may range from $100 to $500 for parts and labor.

8. Can resetting the OBDII code B24C6 in a Nissan Blower Motor Control system fix the issue temporarily?

- Resetting the code may temporarily clear the warning light, but it will not fix the underlying problem causing the Blower Motor Control issue.

9. Is it safe to ignore OBDII code B24C6 in a Nissan related to the Blower Motor Control system?

- Ignoring the code can lead to discomfort while driving, reduced visibility due to lack of defroster operation, and potential further damage to the HVAC system.

10. How long does it typically take to repair OBDII code B24C6 in a Nissan Blower Motor Control system?

- The repair time can vary depending on the exact cause of the issue and the availability of parts, but it may take a few hours to a full day for a professional technician to diagnose and fix the problem.