AutoCodes – Toyota – B222B 2018 Toyota RAV4

B222B 2018 Toyota RAV4 Code - Power Back Door Touch Sensor Right Circuit

Quick Answer

The Power Back Door system enables the back door to be opened and closed automatically by a motor in accordance with signals from the back door control switch or the power back door button on an electrical key transmitter sub-assembly or door control transmitter. Common causes include Faulty Power Back Door (PBD) Sensor Assembly Right (RH), Power Back Door Sensor Assembly Right harness is open or shorted, Power Back Door Sensor Assembly 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: B222B 2018 Toyota RAV4 indicates Power Back Door Touch Sensor Right Circuit.
Common causes: Common causes include Faulty Power Back Door (PBD) Sensor Assembly Right (RH), Power Back Door Sensor Assembly Right harness is open or shorted, Power Back Door Sensor Assembly 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.

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Code Popularity 477

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Dec 09, 2022

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B222B 2018 Toyota RAV4 Description

The Power Back Door system enables the back door to be opened and closed automatically by a motor in accordance with signals from the back door control switch or the power back door button on an electrical key transmitter sub-assembly or door control transmitter. In addition, a door control switch assembly has been provided on the back door for convenience.
This Diagnostic Trouble Code (DTC) is output when the Multiplex Network Door ECU detects a Power Back Door (PBD) Sensor Assembly set Right (RH) Touch Sensor malfunction.

OBDII Code B222B 2018 Toyota RAV4 - Power Back Door Touch Sensor Right Circuit - AutoCodes.com — B222B 2018 Toyota RAV4 Code - Power Back Door Touch Sensor Right Circuit

What does this mean?

What are the Possible Causes of the DTC B222B 2018 Toyota RAV4?

Faulty Power Back Door (PBD) Sensor Assembly Right (RH)
Power Back Door Sensor Assembly Right harness is open or shorted
Power Back Door Sensor Assembly Right circuit poor electrical connection
Faulty Multiplex Network Door ECU

How to Fix the DTC B222B 2018 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 B222B 2018 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.

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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 B222B 2018 Toyota RAV4 Code

1. What does the OBDII code B222B mean on a 2018 Toyota RAV4?

The B222B code indicates an issue with the Power Back Door Touch Sensor Right Circuit, which may involve a malfunction in the touch sensor or its wiring.

2. What are the symptoms of the B222B code in a Toyota RAV4?

Common symptoms include the power back door not responding to touch inputs, failing to open or close automatically, or triggering a warning light or error message.

3. What causes the B222B code to appear?

Possible causes include a faulty right touch sensor, damaged or disconnected wiring, a malfunctioning power back door control module, or corrosion at the sensor connection points.

4. Can I still use the power back door if the B222B code is active?

The power back door may still operate manually, but the automatic or touch-activated functionality might be compromised.

5. How can I troubleshoot the B222B code on my 2018 Toyota RAV4?

Start by inspecting the right touch sensor for physical damage, checking the wiring and connections for looseness or corrosion, and testing the sensor with a multimeter if necessary.

6. How do I fix the B222B code in a Toyota RAV4?

Repairs may include replacing the faulty right touch sensor, repairing or replacing damaged wiring, or updating/replacing the power back door control module.

7. Is it safe to drive with the B222B code active?

Yes, it is generally safe to drive, as this code does not affect engine or braking performance. However, the power back door functionality may be limited.

8. How much does it cost to repair the B222B code on a Toyota RAV4?

Repair costs vary but can range from $100 to $500, depending on whether the issue involves the sensor, wiring, or control module.

9. Can I reset the B222B code without repairs?

Resetting the code with an OBDII scanner may temporarily clear it, but the issue will likely return unless the underlying problem is addressed.

10. Do I need a professional to fix the B222B code?

While some DIYers can handle simple wiring repairs or sensor replacements, professional diagnosis is recommended to ensure proper repairs and avoid further damage.