AutoCodes – Nissan – B263F Nissan

B263F Nissan Code - REC Door Fail

Quick Answer

The Air Condition (A/C) Automatic Amplifier monitors the Intake Door Motor position. 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
B263F Nissan indicates REC Door Fail.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 3,551
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jan 09, 2020
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Code B263F Nissan Description

The Air Condition (A/C) Automatic Amplifier monitors the Intake Door Motor position. The A/C Automatic Amplifier sets the Diagnostic Trouble Code (DTC) when the malfunctioning intake door position is detected at REC position.
OBDII Code B263F Nissan - REC Door Fail - AutoCodes.com
B263F Nissan Code - REC Door Fail

What are the Possible Causes of the DTC B263F Nissan?

  • Faulty Intake Door Motor
  • Intake Door Motor harness is open or shorted
  • Intake Door Motor circuit poor electrical connection
  • Faulty Air Condition (A/C) Automatic Amplifier

How to Fix the DTC B263F 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 B263F 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.

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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 B263F Nissan Code

1. What does OBDII code B263F mean on a Nissan?

B263F indicates a "REC Door Fail," which refers to a problem with the air recirculation door in the HVAC system.

2. What are the common symptoms of code B263F in a Nissan?

Symptoms include improper airflow, inability to switch between recirculation and fresh air modes, or unusual noises coming from the HVAC system.

3. What causes the B263F code to appear?

The code can be triggered by a faulty recirculation door actuator, wiring issues, a stuck recirculation door, or a failed HVAC control module.

4. Can I still drive my Nissan with a B263F code?

Yes, you can drive with this code, but the HVAC system may not function properly, affecting cabin air quality and comfort.

5. How do I diagnose the cause of the B263F code?

Start by inspecting the recirculation door actuator for damage or failure, checking for debris or blockages in the air vents, and testing the wiring and connectors for continuity.

6. How can I fix the B263F code on my Nissan?

Repairs may involve replacing the recirculation door actuator, clearing obstructions, repairing wiring, or reprogramming the HVAC control module if necessary.

7. What tools are needed to fix a B263F code?

You may need a multimeter, an OBDII scanner, basic hand tools, and potentially a replacement recirculation door actuator.

8. How much does it cost to fix the B263F code on a Nissan?

The cost depends on the specific repair, but actuator replacement typically ranges from $100 to $300, including parts and labor.

9. Can a B263F code be caused by a software issue?

Yes, in some cases, a software glitch in the HVAC control module may cause the code, which can be resolved with a module reprogramming.

10. Will clearing the B263F code with a scanner fix the issue?

Clearing the code may temporarily remove it from the system, but the underlying issue must be addressed to prevent it from returning.

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