AutoCodes – Lexus – B2650 Lexus

B2650 Lexus Code - Slide Sensor Malfunction

Quick Answer

When the Position Control ECU and Switch Assembly does not receive a sensor signal despite forward or backward movement of the seat by power seat motor operation, this Diagnostic Trouble Code (DTC) is stored. Common causes include Faulty Position Control ECU and Switch Assembly, Position Control ECU and Switch Assembly harness is open or shorted, Position Control ECU and Switch Assembly 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: B2650 Lexus indicates Slide Sensor Malfunction.
Common causes: Common causes include Faulty Position Control ECU and Switch Assembly, Position Control ECU and Switch Assembly harness is open or shorted, Position Control ECU and Switch Assembly 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 2,806

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 Jan 14, 2023

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B2650 Lexus Description

OBDII Code B2650 Lexus - Slide Sensor Malfunction - AutoCodes.com — B2650 Lexus Code - Slide Sensor Malfunction

What does this mean?

What are the Possible Causes of the DTC B2650 Lexus?

Faulty Position Control ECU and Switch Assembly
Position Control ECU and Switch Assembly harness is open or shorted
Position Control ECU and Switch Assembly circuit poor electrical connection
Faulty Slide Motor

How to Fix the DTC B2650 Lexus?

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 B2650 Lexus 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 B2650 Lexus Code

1. What are the common symptoms of OBDII code B2650 in a Lexus related to the Slide Sensor Malfunction?

Common symptoms include issues with the vehicle's sliding roof operation, such as erratic movement, failure to open or close properly, or getting stuck halfway.

2. What are the possible causes of the B2650 code indicating a Slide Sensor Malfunction in a Lexus?

The code could be triggered by a faulty slide sensor, damaged wiring or connectors related to the sensor, or issues with the sliding roof control module.

3. How can I diagnose the Slide Sensor Malfunction causing the B2650 code on my Lexus?

To diagnose the issue, it's recommended to use a professional OBDII scanner to read the specific error codes, inspect the slide sensor and related wiring for any visible damage, and perform a functionality test on the sliding roof system.

4. Can I drive my Lexus with the B2650 code indicating a Slide Sensor Malfunction?

It is not advisable to drive the vehicle with this code present, as it could lead to further damage or safety hazards related to the sliding roof operation.

5. How can I repair the Slide Sensor Malfunction triggering the B2650 code in my Lexus?

Repair options may include replacing the faulty slide sensor, repairing or replacing damaged wiring or connectors, or reprogramming the sliding roof control module to resolve the issue.

6. Is it possible to reset the B2650 code related to the Slide Sensor Malfunction in a Lexus without fixing the underlying problem?

While you can clear the code temporarily, it is crucial to address the root cause of the issue to prevent the code from reappearing and ensure the proper functioning of the sliding roof system.

7. How much does it typically cost to repair the Slide Sensor Malfunction causing the B2650 code in a Lexus?

Repair costs can vary depending on the extent of the issue, the specific parts that need replacement, and labor charges. It's recommended to consult a professional mechanic for an accurate estimate.

8. Are there any preventive maintenance tips to avoid the B2650 Slide Sensor Malfunction in my Lexus?

Regularly inspecting the sliding roof system, ensuring proper lubrication and cleanliness, and addressing any issues promptly can help prevent the occurrence of slide sensor malfunctions triggering the B2650 code.

9. Can extreme weather conditions affect the occurrence of the B2650 code related to the Slide Sensor Malfunction in a Lexus?

Extreme temperatures, humidity, or exposure to harsh environmental conditions can potentially impact the performance of the slide sensor and contribute to triggering the B2650 code.