AutoCodes – Nissan – B24B7 Nissan

B24B7 Nissan Code - Intake Door Motor

Quick Answer

The Diagnostic Trouble Code (DTC) is set when A/C Auto Amplifier detects a short or open circuit of the Intake Door Motor drive signal. Common causes include Faulty Intake Door Motor, Intake Door Motor harness is open or shorted, Intake Door Motor 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
B24B7 Nissan indicates Intake Door Motor.
Common causes
Common causes include Faulty Intake Door Motor, Intake Door Motor harness is open or shorted, Intake Door Motor 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 4,453
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Dec 16, 2019
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Code B24B7 Nissan Description

The Diagnostic Trouble Code (DTC) is set when A/C Auto Amplifier detects a short or open circuit of the Intake Door Motor drive signal.
OBDII Code B24B7 Nissan - Intake Door Motor - AutoCodes.com
B24B7 Nissan Code - Intake Door Motor

What are the Possible Causes of the DTC B24B7 Nissan?

  • Faulty Intake Door Motor
  • Intake Door Motor harness is open or shorted
  • Intake Door Motor circuit poor electrical connection
  • Faulty A/C Auto Amplifier

How to Fix the DTC B24B7 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 B24B7 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 B24B7 Nissan 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 B24B7 Nissan Code

1. What does the OBDII code B24B7 for Nissan Intake Door Motor indicate?

The code B24B7 points to a malfunction in the intake door motor in a Nissan vehicle, affecting the operation of the intake system.

2. What are the common symptoms of a faulty Intake Door Motor in a Nissan?

Common symptoms include poor air distribution in the cabin, abnormal noises coming from the HVAC system, or the inability to control airflow direction.

3. What can cause the B24B7 Nissan code related to the Intake Door Motor?

The code may be triggered by a failed intake door motor, damaged wiring, loose connections, or a faulty control module.

4. How serious is the B24B7 OBDII code for the Nissan Intake Door Motor?

While the code itself may not cause immediate drivability issues, it can lead to discomfort due to improper heating, ventilation, and air conditioning operation.

5. How can I diagnose the B24B7 code in my Nissan related to the Intake Door Motor?

Diagnosis often involves inspecting the intake door motor, checking the wiring and connections, and using a scan tool to retrieve specific error codes for further troubleshooting.

6. Can I still drive my Nissan with the B24B7 Intake Door Motor code displayed?

It is generally safe to drive the vehicle with this code, but it is advisable to address the issue promptly to avoid potential HVAC system malfunctions.

7. What are some DIY repair tips for fixing the B24B7 code on a Nissan Intake Door Motor?

DIY repair options may include checking and cleaning the intake door motor, inspecting and repairing any damaged wiring, or replacing the motor if necessary.

8. Is it recommended to reset the B24B7 code after repairing the Intake Door Motor issue in a Nissan?

Yes, it is advisable to clear the code using an OBDII scanner after resolving the problem to ensure the system recognizes the repair and no longer triggers the fault code.

9. Can a mechanic help with fixing the B24B7 code on my Nissan related to the Intake Door Motor?

Yes, a qualified mechanic can diagnose the issue accurately, perform any necessary repairs or replacements, and reset the code to ensure proper functionality of the intake system.

10. How much does it typically cost to repair the B24B7 code on a Nissan due to Intake Door Motor issues?

The cost of repairing the Intake Door Motor can vary depending on the extent of the problem, the need for replacement parts, and labor costs, but it is usually a relatively affordable fix compared to other automotive repairs.

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