AutoCodes – Chevrolet – B1341 Chevrolet

B1341 Chevrolet Code - Air Mix Door Two Movement Fault

Quick Answer

The heater and A/C programmer supply voltage to an internal motor which drives the air mix door. Common causes include Faulty Air Mix Door Two Movement, Air Mix Door Two Movement harness is open or shorted, Air Mix Door Two Movement 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
B1341 Chevrolet indicates Air Mix Door Two Movement Fault.
Common causes
Common causes include Faulty Air Mix Door Two Movement, Air Mix Door Two Movement harness is open or shorted, Air Mix Door Two Movement 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 3,443
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 14, 2019
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Code B1341 Chevrolet Description

The heater and A/C programmer supply voltage to an internal motor which drives the air mix door.
Then heater and A/C programmer monitor air mix door position feedback from a sensor on the motor. If the air mix door is requested to move but the feedback voltage does not change, the heater and A/C programmer store the OBDII code B1341. If the air mix door feedback indicates it is near hot or cold extreme, the code will not set. The operation of the air mix door can be evaluated through self-diagnostic as described in test description.
OBDII Code B1341 Chevrolet - Air Mix Door Two Movement Fault - AutoCodes.com
B1341 Chevrolet Code - Air Mix Door Two Movement Fault

What are the Possible Causes of the DTC B1341 Chevrolet?

  • Faulty Air Mix Door Two Movement
  • Air Mix Door Two Movement harness is open or shorted
  • Air Mix Door Two Movement circuit poor electrical connection

How to Fix the DTC B1341 Chevrolet?

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 B1341 Chevrolet 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 B1341 Chevrolet code?

Need more information on how to fix the B1341 Chevrolet code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1341 Chevrolet 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 B1341 Chevrolet Code

1. What are the common symptoms of OBDII code B1341 in a Chevrolet related to Air Mix Door Two Movement Fault?

- Common symptoms include inconsistent temperature control in the vehicle's HVAC system, poor or no airflow from specific vents, and the HVAC system blowing hot air when set to cool or vice versa.

2. What are the possible causes of OBDII code B1341 in a Chevrolet indicating Air Mix Door Two Movement Fault?

- The code B1341 can be triggered by issues such as a faulty air mix door actuator, a malfunctioning HVAC control module, wiring issues, or a damaged air mix door itself.

3. How can I diagnose the Air Mix Door Two Movement Fault related to code B1341 in my Chevrolet?

- Diagnosing the issue typically involves using an OBDII scanner to retrieve the specific code, checking the HVAC system for any unusual noises or restrictions, and testing the air mix door actuator for proper operation.

4. What are some DIY repair tips for fixing OBDII code B1341 in a Chevrolet due to Air Mix Door Two Movement Fault?

- DIY repair tips might include inspecting and replacing the air mix door actuator, checking and repairing any damaged wiring connections, and recalibrating the HVAC system after any component replacements.

5. Is it safe to continue driving my Chevrolet with OBDII code B1341 related to Air Mix Door Two Movement Fault?

- While the vehicle may still be operable with this code present, it is recommended to address the issue promptly to avoid potential discomfort or inconvenience caused by the malfunctioning HVAC system.

6. Can resetting the OBDII code B1341 related to Air Mix Door Two Movement Fault in my Chevrolet fix the problem?

- Resetting the code may temporarily clear the error from the system, but if the underlying issue causing the fault is not addressed, the code is likely to reappear during normal operation.

7. How much does it typically cost to repair OBDII code B1341 in a Chevrolet indicating Air Mix Door Two Movement Fault?

- The cost of repair can vary depending on the specific cause of the issue, the labor rates in your area, and whether you choose to DIY or seek professional assistance. Costs may range from a few hundred to over a thousand dollars.

8. Can extreme weather conditions contribute to triggering OBDII code B1341 for Air Mix Door Two Movement Fault in a Chevrolet?

- Extreme temperatures or humidity levels can sometimes exacerbate existing issues with the HVAC system, potentially leading to the activation of the B1341 fault code.

9. Are there any preventive maintenance measures I can take to avoid encountering OBDII code B1341 related to Air Mix Door Two Movement Fault in my Chevrolet?

- Regularly servicing the HVAC system, checking for unusual sounds or odors during operation, and addressing any minor issues promptly can help prevent the occurrence of code B1341 and related problems.

10. How long does it typically take to repair OBDII code B1341 in a Chevrolet caused by Air Mix Door Two Movement Fault?

- The repair duration can vary based on the specific cause of the fault, the availability of replacement parts, and whether you are performing the repair yourself or relying on a professional technician. Repairs may take anywhere from a few hours to a full day.

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