AutoCodesToyota – B1135 Toyota

B1135 Toyota Code - Half Connection In Airbag Sensor Assembly Center Connectors

Quick Answer

The airbag sensor assy center detects partial connection of connector. Common causes include Faulty Airbag Sensor Assembly Center, Airbag Sensor Assembly Center harness is open or shorted, Airbag Sensor Assembly Center 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
B1135 Toyota indicates Half Connection In Airbag Sensor Assembly Center Connectors.
Common causes
Common causes include Faulty Airbag Sensor Assembly Center, Airbag Sensor Assembly Center harness is open or shorted, Airbag Sensor Assembly Center 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 10,501
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Nov 19, 2024
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Code B1135 Toyota Description

The airbag sensor assy center detects partial connection of connector. DTC B1135 is recorded when the airbag sensor assy center detects an open in the electrical connection check mechanism of the airbag sensor connector or in the airbag sensor circuit.
OBDII Code B1135 Toyota - Half Connection In Airbag Sensor Assembly Center Connectors - AutoCodes.com
B1135 Toyota Code - Half Connection In Airbag Sensor Assembly Center Connectors

What are the Possible Causes of the DTC B1135 Toyota?

  • Faulty Airbag Sensor Assembly Center
  • Airbag Sensor Assembly Center harness is open or shorted
  • Airbag Sensor Assembly Center circuit poor electrical connection

How to Fix the DTC B1135 Toyota?

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 B1135 Toyota 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 B1135 Toyota code?

Need more information on how to fix the B1135 Toyota code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1135 Toyota code diagnosed by a professional: Find a repair shop in your area

Precautions for SRS “AIR BAG” and “SEAT BELT PRE-TENSIONER” Service

  • Never probe the electrical connectors on air bag, side air curtain modules or seat belts.
  • Never disassemble or tamper with safety belt buckle/retractor pretensioners, adaptive load limiting retractors, safety belt inflators, or probe the electrical connectors.
  • Do not use electrical test equipment to check SRS circuits unless instructed to in this Service Manual.
  • Before servicing the SRS, turn ignition switch OFF, disconnect both battery cables and wait at least 3 minutes. For approximately 3 minutes after the cables are removed, it is still possible for the air bag and seat belt pre-tensioner to deploy. Therefore, do not work on any SRS connectors or wires until at least 3 minutes have passed.

Failure to follow this instruction may result in the accidental deployment of these modules, which increases the risk of serious personal injury or death.

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 B1135 Toyota Code

1. What are common symptoms of OBDII code B1135 in a Toyota related to the "Half Connection In Airbag Sensor Assembly Center Connectors"?

- Common symptoms include the airbag warning light illuminating on the dashboard and potential loss of functionality in the airbag system.

2. What causes the OBDII code B1135 in a Toyota, indicating a "Half Connection In Airbag Sensor Assembly Center Connectors" issue?

- The code B1135 is typically triggered by a poor or incomplete connection in the airbag sensor assembly center connectors.

3. How can I troubleshoot the OBDII code B1135 in my Toyota if it points to a "Half Connection In Airbag Sensor Assembly Center Connectors" problem?

- Check the physical connections of the airbag sensor assembly center connectors for any signs of damage, corrosion, or looseness.

4. Is it safe to drive my Toyota with the OBDII code B1135 indicating a "Half Connection In Airbag Sensor Assembly Center Connectors" issue?

- It is not recommended to drive the vehicle with this code as it may compromise the proper functioning of the airbag system in the event of a collision.

5. Can I reset the OBDII code B1135 related to the "Half Connection In Airbag Sensor Assembly Center Connectors" in my Toyota by disconnecting the battery?

- While disconnecting the battery may temporarily clear the code, it is important to address the underlying issue with the airbag sensor assembly connectors to prevent the code from reoccurring.

6. Are there any DIY repair tips for fixing the OBDII code B1135 in a Toyota due to a "Half Connection In Airbag Sensor Assembly Center Connectors" problem?

- DIY repair options may include checking and securing the connections yourself, but it is recommended to consult a professional for proper diagnosis and repair.

7. How much does it typically cost to repair the OBDII code B1135 related to the "Half Connection In Airbag Sensor Assembly Center Connectors" in a Toyota?

- Repair costs can vary depending on the extent of the issue, but it may involve connector replacement or repair, which could range from $100 to $300 or more.

8. Can a faulty clock spring also trigger the OBDII code B1135 in a Toyota with a "Half Connection In Airbag Sensor Assembly Center Connectors" issue?

- While a faulty clock spring can cause airbag-related codes, the B1135 specifically pertains to a half connection in the airbag sensor assembly center connectors.

9. Will the OBDII code B1135 cause the airbags to deploy unexpectedly in a Toyota with a "Half Connection In Airbag Sensor Assembly Center Connectors" issue?

- The B1135 code itself is related to a connection issue and should not trigger unintended airbag deployment, but it may affect the airbags' functionality in a crash.

10. Is it necessary to have the OBDII code B1135 related to the "Half Connection In Airbag Sensor Assembly Center Connectors" reset by a mechanic after repairs are made?

- After addressing the underlying issue with the connectors, it is recommended to have a mechanic reset the code to ensure proper functioning of the airbag system and clear any lingering diagnostic trouble codes.

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