AutoCodesToyota – B1633 2016 Toyota RAV4

B1633 2016 Toyota RAV4 Code - Rear Airbag Sensor Assembly Right Initialization Incomplete

Quick Answer

The Side Collision Sensor Right (RH) circuit (to determine deployment of the Curtain Shield Airbag Assembly RH) is composed of the Center Airbag Sensor Assembly, Side Airbag Sensor RH, and Rear Airbag Sensor RH. 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
B1633 2016 Toyota RAV4 indicates Rear Airbag Sensor Assembly Right Initialization Incomplete.
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 333
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 B1633 2016 Toyota RAV4 Description

The Side Collision Sensor Right (RH) circuit (to determine deployment of the Curtain Shield Airbag Assembly RH) is composed of the Center Airbag Sensor Assembly, Side Airbag Sensor RH, and Rear Airbag Sensor RH. The Rear Airbag Sensor RH detects impacts to the vehicle and sends signals to the Center Airbag Sensor Assembly to determine if the airbag should be deployed. The Diagnostic Trouble Code (DTC) is stored when a malfunction is detected for the rear side collision RH circuit (to determine deployment of the Curtain Shield Airbag Assembly RH).
OBDII Code B1633 2016 Toyota RAV4 - Rear Airbag Sensor Assembly Right Initialization Incomplete - AutoCodes.com
B1633 2016 Toyota RAV4 Code - Rear Airbag Sensor Assembly Right Initialization Incomplete

What are the Possible Causes of the DTC B1633 2016 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 B1633 2016 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 B1633 2016 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 B1633 2016 Toyota RAV4 code?

Need more information on how to fix the B1633 2016 Toyota RAV4 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1633 2016 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 B1633 2016 Toyota RAV4 Code

1. What are the common symptoms of OBDII code B1633 in a 2016 Toyota RAV4?

The common symptoms include the airbag warning light illuminating on the dashboard and a message indicating "Rear Airbag Sensor Assembly Right Initialization Incomplete."

2. What could cause the OBDII code B1633 in a 2016 Toyota RAV4?

The code B1633 is typically triggered by a fault in the rear airbag sensor assembly on the right side, which may be due to a sensor malfunction or wiring issue.

3. How serious is OBDII code B1633 in a 2016 Toyota RAV4?

The code B1633 indicates a potential issue with the rear airbag sensor assembly on the right side, which can affect the proper deployment of the airbag in case of an accident. It is important to address this issue promptly for safety reasons.

4. Can I continue driving my 2016 Toyota RAV4 with the OBDII code B1633 present?

It is not recommended to drive the vehicle with the airbag warning light on, as the airbag system may not function correctly in the event of a collision. It is advisable to have the issue diagnosed and repaired as soon as possible.

5. How can I diagnose and repair the OBDII code B1633 in a 2016 Toyota RAV4?

Diagnosing and repairing the code B1633 may require specialized diagnostic equipment to pinpoint the exact cause of the issue. It is recommended to consult a qualified mechanic or dealership for proper diagnosis and repair.

6. Are there any DIY tips to troubleshoot OBDII code B1633 in a 2016 Toyota RAV4?

While some basic checks like inspecting the wiring connections and ensuring the sensor is securely in place can be done, diagnosing and repairing the B1633 code usually requires professional expertise and equipment.

7. How much does it cost to fix OBDII code B1633 in a 2016 Toyota RAV4?

The cost of fixing the B1633 code can vary depending on the exact cause of the issue, parts needed for repair, and labor costs. It is recommended to obtain estimates from different repair shops or dealerships.

8. Will resetting the OBDII code B1633 in a 2016 Toyota RAV4 make the problem go away?

Simply resetting the code may temporarily turn off the warning light, but it will not address the underlying issue causing the B1633 code. It is crucial to diagnose and repair the root cause of the problem.

9. Can a faulty rear airbag sensor assembly on the right side be repaired, or does it need replacement?

Depending on the extent of the fault in the rear airbag sensor assembly, it may be possible to repair certain components. However, in many cases, replacement of the sensor assembly may be necessary for proper functioning of the airbag system.

10. How long does it take to fix the OBDII code B1633 in a 2016 Toyota RAV4?

The repair time for the B1633 code can vary based on the complexity of the issue and availability of parts. In some cases, it may be a relatively quick fix, while in others, it could take longer if extensive diagnostics and repairs are required.

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