AutoCodesToyota – B1632 2017 Toyota RAV4

B1632 2017 Toyota RAV4 Code - Lost Communication With Rear Airbag Sensor Right

Quick Answer

The Side Airbag Sensor Left (LH) or Rear Airbag Sensor Right (RH) consists of the Diagnostic Circuit, the Lateral Deceleration Sensor, etc. Common causes include Faulty Rear Airbag Sensor Right (RH), Rear Airbag Sensor Right harness is open or shorted, Rear Airbag Sensor Right 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
B1632 2017 Toyota RAV4 indicates Lost Communication With Rear Airbag Sensor Right.
Common causes
Common causes include Faulty Rear Airbag Sensor Right (RH), Rear Airbag Sensor Right harness is open or shorted, Rear Airbag Sensor Right 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 220
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Oct 10, 2022
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Code B1632 2017 Toyota RAV4 Description

The Side Airbag Sensor Left (LH) or Rear Airbag Sensor Right (RH) consists of the Diagnostic Circuit, the Lateral Deceleration Sensor, etc. If the Center Airbag Sensor receives signals from the Lateral Deceleration Sensor, it determines whether the Supplemental Restraint System (SRS) should be activated. The Diagnostic Trouble Code (DTC) B1632 is stored when a malfunction is detected in the Rear Airbag Sensor Right circuit.
OBDII Code B1632 2017 Toyota RAV4 - Lost Communication With Rear Airbag Sensor Right - AutoCodes.com
B1632 2017 Toyota RAV4 Code - Lost Communication With Rear Airbag Sensor Right

What are the Possible Causes of the DTC B1632 2017 Toyota RAV4?

  • Faulty Rear Airbag Sensor Right (RH)
  • Rear Airbag Sensor Right harness is open or shorted
  • Rear Airbag Sensor Right circuit poor electrical connection
  • Faulty Center Airbag Sensor Assembly

How to Fix the DTC B1632 2017 Toyota RAV4?

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 B1632 2017 Toyota RAV4 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 B1632 2017 Toyota RAV4 code?

Need more information on how to fix the B1632 2017 Toyota RAV4 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1632 2017 Toyota RAV4 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 B1632 2017 Toyota RAV4 Code

1. What are the common symptoms of OBDII code B1632 in a 2017 Toyota RAV4?

The common symptoms include the airbag warning light illuminating on the dashboard and potential issues with the rear airbag system on the right side of the vehicle.

2. What does the OBDII code B1632 "Lost Communication With Rear Airbag Sensor Right" indicate in a 2017 Toyota RAV4?

This code indicates a communication problem between the vehicle's onboard diagnostic system and the rear airbag sensor on the right side of the vehicle.

3. What are the possible causes of OBDII code B1632 in a 2017 Toyota RAV4?

Possible causes include a faulty rear airbag sensor, damaged wiring or connectors, a blown fuse, or issues with the airbag control module.

4. How can I diagnose OBDII code B1632 in my 2017 Toyota RAV4?

Diagnosis typically involves checking the wiring and connectors associated with the rear airbag sensor, inspecting the sensor itself, and using a diagnostic scanner to reset the code and check for communication.

5. Can I drive my 2017 Toyota RAV4 with OBDII code B1632?

It is not recommended to drive the vehicle with the airbag warning light illuminated, as it indicates a potential issue with the safety system. It is advisable to address the problem promptly.

6. How can I reset OBDII code B1632 in a 2017 Toyota RAV4?

Resetting the code can be done using an OBDII scanner that has the capability to clear diagnostic trouble codes. However, it is important to diagnose and address the underlying issue causing the code.

7. Is it safe to repair OBDII code B1632 in my 2017 Toyota RAV4 myself?

While some simple checks like inspecting wiring and connectors can be done by DIY enthusiasts, issues related to the airbag system should be handled by qualified professionals due to safety concerns.

8. How much does it typically cost to repair OBDII code B1632 in a 2017 Toyota RAV4?

The cost of repair can vary depending on the underlying cause of the code. It is advisable to consult with a certified mechanic to get an accurate estimate for the repairs.

9. Will OBDII code B1632 cause my airbags to not deploy in an accident in my 2017 Toyota RAV4?

Since the code indicates a communication issue with the rear airbag sensor on the right side, it may affect the deployment of the airbag in that specific area. It is important to address the problem to ensure the airbag system functions properly.

10. How long does it take to repair OBDII code B1632 in a 2017 Toyota RAV4?

The repair time can vary based on the exact cause of the issue. Simple fixes like reconnecting a loose wire may take less time, while more complex problems could require more extensive troubleshooting and repair work.

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