AutoCodes – Acura – B1227 Acura

B1227 Acura Code - Open In The Outside Air Temperature Sensor Circuit

Quick Answer

The Climate Control Unit monitors the Outside Air Temperature Sensor. Common causes include Faulty Outside Air Temperature Sensor, Outside Air Temperature Sensor harness is open or shorted, Outside Air Temperature Sensor circuit poor electrical connection. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means: B1227 Acura indicates Open In The Outside Air Temperature Sensor Circuit.
Common causes: Common causes include Faulty Outside Air Temperature Sensor, Outside Air Temperature Sensor harness is open or shorted, Outside Air Temperature Sensor circuit poor electrical connection.
Severity: Low - monitor the vehicle and repair when practical.
Can I drive?: The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

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Code Popularity 6,125

How popular is this code, among other codes? Low

Repair Importance Level

Low (Monitor) (1 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Nov 19, 2024

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B1227 Acura Description

The Climate Control Unit monitors the Outside Air Temperature Sensor. The Climate Control Unit sets the OBDII code when the Outside Air Temperature Sensor is not to factory specifications.

OBDII Code B1227 Acura - Open In The Outside Air Temperature Sensor Circuit - AutoCodes.com — B1227 Acura Code - Open In The Outside Air Temperature Sensor Circuit

What does this mean?

What are the Possible Causes of the DTC B1227 Acura?

Faulty Outside Air Temperature Sensor
Outside Air Temperature Sensor harness is open or shorted
Outside Air Temperature Sensor circuit poor electrical connection
Faulty Climate Control Unit

How to Fix the DTC B1227 Acura?

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 B1227 Acura 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 B1227 Acura code?

Need more information on how to fix the B1227 Acura code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1227 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 B1227 Acura Code

1. What are the common symptoms of OBDII code B1227 in an Acura related to an open in the outside air temperature sensor circuit?

The common symptoms include inaccurate outside temperature readings on the vehicle's display panel or climate control system.

2. What could cause the OBDII code B1227 in an Acura indicating an open in the outside air temperature sensor circuit?

The code B1227 in an Acura may be triggered by a damaged or disconnected outside air temperature sensor, wiring issues, or a faulty sensor module.

3. How can I diagnose the open in the outside air temperature sensor circuit issue in my Acura?

To diagnose the problem, visually inspect the sensor and its wiring for any visible damage. Use a multimeter to test the sensor's resistance and check for continuity in the wiring.

4. Can I still drive my Acura with the B1227 OBDII code related to the outside air temperature sensor circuit open?

Yes, you can still drive your Acura with this code, but you may experience inaccurate temperature readings on your vehicle's display.

5. Is it possible to repair the open in the outside air temperature sensor circuit issue in my Acura by myself?

If you have experience with automotive electrical systems and access to a service manual, you may be able to repair the issue yourself by replacing the sensor or repairing the wiring.

6. How much does it typically cost to repair the open in the outside air temperature sensor circuit issue in an Acura?

The cost of repair can vary depending on the exact cause of the problem and whether you choose to do the repair yourself or take it to a mechanic. It may range from $50 to $200 or more.

7. Will resetting the OBDII code B1227 in my Acura fix the issue with the outside air temperature sensor circuit?

Resetting the code may temporarily turn off the check engine light, but it will not fix the underlying problem causing the open circuit in the outside air temperature sensor.

8. Can extreme weather conditions affect the outside air temperature sensor and trigger the B1227 code in an Acura?

Yes, extreme temperatures, exposure to moisture, or physical damage from debris can impact the outside air temperature sensor and lead to an open circuit issue.

9. How important is it to fix the open in the outside air temperature sensor circuit issue in my Acura?

While it may not affect the overall performance of your vehicle, fixing the issue is recommended to ensure accurate temperature readings and proper functioning of climate control systems.

10. How long does it take to repair the open in the outside air temperature sensor circuit issue in an Acura?

The repair time can vary depending on the exact cause of the problem and your experience level. It may take anywhere from 30 minutes to a few hours to complete the repair.