Engine-Codes.com
Engine-Codes – Acura – B1220 Acura

B1220 Acura Code - Short In The Recirculation Control Motor Circuit

Quick Answer

The B1220 diagnostic trouble code for Acura vehicles indicates a short in the recirculation control motor circuit. Common causes include Electrical short in the wiring connected to the recirculation control motor, Faulty recirculation control motor, Corrosion or damage to the electrical connectors. 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
B1220 Acura indicates Short In The Recirculation Control Motor Circuit.
Common causes
Common causes include Electrical short in the wiring connected to the recirculation control motor, Faulty recirculation control motor, Corrosion or damage to the electrical connectors.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 17, 2024
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code B1220 Acura Description

The B1220 diagnostic trouble code for Acura vehicles indicates a short in the recirculation control motor circuit. This code specifically points to an issue with the recirculation control motor, which is responsible for controlling the flow of air within the HVAC (Heating, Ventilation, and Air Conditioning) system. The recirculation control motor helps regulate the air circulation inside the vehicle, allowing for either fresh air from outside or recirculated air from inside the cabin to be circulated.

OBDII Code B1220 Acura - Short In The Recirculation Control Motor Circuit
B1220 Acura Code - Short In The Recirculation Control Motor Circuit

Common Causes of B1220 Acura

  1. Electrical short in the wiring connected to the recirculation control motor.
  2. Faulty recirculation control motor.
  3. Corrosion or damage to the electrical connectors.
  4. Issues with the HVAC control module.
  5. Poor electrical grounding in the system.

Symptoms of B1220 Acura

  1. Inability to switch between fresh air and recirculated air modes.
  2. Erratic airflow from the HVAC vents.
  3. Unusual noises coming from the HVAC system.
  4. Inconsistent temperature control inside the vehicle.

How to Fix B1220 Acura

  1. Begin by diagnosing the specific cause of the short in the recirculation control motor circuit using a diagnostic scanner.
  2. Inspect the wiring and electrical connectors for any signs of damage or corrosion. Repair or replace as necessary.
  3. Test the recirculation control motor to determine if it is functioning correctly. Replace the motor if it is found to be faulty.
  4. Check the HVAC control module for any malfunctions or errors. Reset or replace the module if needed.
  5. Ensure proper electrical grounding within the system to prevent future shorts.

Cost to Fix B1220 Acura

The typical repair costs for addressing a short in the recirculation control motor circuit can vary depending on the extent of the damage and the specific components that require replacement. On average, the repair for this issue can range from $150 to $400, including parts and labor. However, it is important to note that the actual cost may differ based on the location of the repair shop, the make and model of the vehicle, and the hourly labor rates. It is recommended to consult with a trusted auto repair shop for a more accurate estimate based on your vehicle's specific requirements.

Need more information about the B1220 Acura code?

Need more information on how to fix the B1220 Acura code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1220 Acura 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 B1220 Acura Code

1. What are the common symptoms of OBDII code B1220 in an Acura related to a short in the recirculation control motor circuit?

- Common symptoms may include issues with the air conditioning system, such as inconsistent air flow or temperature control.

2. What can cause the OBDII code B1220 in an Acura indicating a short in the recirculation control motor circuit?

- Possible causes include damaged wiring, a faulty recirculation control motor, or a problem with the HVAC control module.

3. How can I diagnose the OBDII code B1220 in my Acura if I suspect a short in the recirculation control motor circuit?

- Diagnosing the issue may involve inspecting the wiring harness, testing the recirculation control motor, and checking the HVAC control module for faults.

4. Is it safe to continue driving my Acura with OBDII code B1220 related to a short in the recirculation control motor circuit?

- It is generally not recommended to drive the vehicle with this code present, as it can affect the proper functioning of the air conditioning system.

5. Can I repair the OBDII code B1220 in my Acura related to a short in the recirculation control motor circuit myself?

- While some DIY enthusiasts may attempt the repair, it is recommended to consult a professional mechanic for proper diagnosis and repair of electrical issues.

6. How much does it typically cost to fix OBDII code B1220 in an Acura caused by a short in the recirculation control motor circuit?

- The cost of repair can vary depending on the specific cause of the issue, but it may involve replacing wiring, the recirculation control motor, or the HVAC control module.

7. Are there any preventive measures to avoid OBDII code B1220 in an Acura related to a short in the recirculation control motor circuit?

- Regular maintenance checks, such as inspecting the wiring harness and keeping the air conditioning system clean, can help prevent issues that may trigger this code.

8. Will resetting the OBDII code B1220 in my Acura resolve the issue related to a short in the recirculation control motor circuit?

- Resetting the code may temporarily clear the error message, but it is important to address the underlying cause of the problem to prevent it from recurring.

9. How long does it usually take to repair OBDII code B1220 indicating a short in the recirculation control motor circuit in an Acura?

- The repair time can vary depending on the extent of the issue and the availability of parts, but it may take a few hours to a full day in most cases.

10. Can OBDII code B1220 in an Acura related to a short in the recirculation control motor circuit affect other vehicle systems?

- While this code primarily relates to the air conditioning system, electrical issues in one part of the vehicle can sometimes impact other systems, so it's best to address the problem promptly.

Discuss the causes and fixes for B1220 Acura OBDII Code

Submit a New Comment

Code B1220 Acura comments

No comments found for this page.