AutoCodes – Honda – B1226 Honda

B1226 Honda Code - Short In The In-Car Temperature Sensor Circuit

Quick Answer

The Climate Control Unit monitors the In-Car Temperature Sensor. Common causes include Faulty In-Car Temperature Sensor, In-Car Temperature Sensor harness is open or shorted, In-Car 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: B1226 Honda indicates Short In The In-Car Temperature Sensor Circuit.
Common causes: Common causes include Faulty In-Car Temperature Sensor, In-Car Temperature Sensor harness is open or shorted, In-Car 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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 2,647

How popular is this code, among other codes? Low

Repair Importance Level

Low (Monitor) (1 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 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
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code B1226 Honda Description

The Climate Control Unit monitors the In-Car Temperature Sensor. The Climate Control Unit sets the OBDII code when the In-Car Temperature Sensor is not to factory specifications.

OBDII Code B1226 Honda - Short In The In-Car Temperature Sensor Circuit - AutoCodes.com — B1226 Honda Code - Short In The In-Car Temperature Sensor Circuit

What does this mean?

What are the Possible Causes of the DTC B1226 Honda?

Faulty In-Car Temperature Sensor
In-Car Temperature Sensor harness is open or shorted
In-Car Temperature Sensor circuit poor electrical connection
Faulty Climate Control Unit

How to Fix the DTC B1226 Honda?

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 B1226 Honda 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 B1226 Honda code?

Need more information on how to fix the B1226 Honda code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1226 Honda 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 B1226 Honda Code

1. What are the common symptoms of OBDII code B1226 for a Honda related to a short in the in-car temperature sensor circuit?

- Common symptoms include incorrect temperature readings on the climate control system, erratic HVAC operation, and in some cases, the AC may not function properly.

2. What are the possible causes of OBDII code B1226 indicating a short in the in-car temperature sensor circuit in a Honda?

- Potential causes can include a damaged temperature sensor, wiring issues, a faulty control module, or a short circuit in the system.

3. How can I diagnose a short in the in-car temperature sensor circuit causing OBDII code B1226 in my Honda?

- Diagnosis involves checking the temperature sensor and its wiring for damage, testing the sensor's resistance, inspecting the control module, and using a multimeter to check for shorts in the circuit.

4. Can I repair OBDII code B1226 related to a short in the in-car temperature sensor circuit on my Honda myself?

- Depending on your skill level and access to tools, you may be able to repair this issue yourself by replacing the temperature sensor, repairing damaged wiring, or resetting the control module.

5. Is it safe to continue driving my Honda with OBDII code B1226 indicating a short in the in-car temperature sensor circuit?

- While the vehicle may still be operable, it's best to address the issue promptly to avoid further HVAC system malfunctions and ensure accurate temperature control in the cabin.

6. Are there any specific tips to prevent OBDII code B1226 from reoccurring in my Honda after repair?

- After repairing the short in the in-car temperature sensor circuit, ensure all connections are secure, use proper wiring techniques, and follow manufacturer recommendations for maintenance to prevent future issues.

7. Can a faulty cabin air filter cause OBDII code B1226 related to a short in the in-car temperature sensor circuit in a Honda?

- A dirty or clogged cabin air filter is unlikely to directly cause this OBDII code. The issue is typically related to the sensor, wiring, or control module specific to the in-car temperature sensor circuit.

8. How long does it typically take to repair OBDII code B1226 for a short in the in-car temperature sensor circuit in a Honda?

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

9. Will resetting the vehicle's computer clear OBDII code B1226 related to the in-car temperature sensor circuit short in a Honda?

- Resetting the computer may clear the code temporarily, but if the underlying issue such as a short in the sensor circuit persists, the code is likely to return once the system detects the problem again.