AutoCodes – Lexus – B2658 Lexus

B2658 Lexus Code - Short in Sensor with Motor Power Supply Circuit

Quick Answer

This Diagnostic Trouble Code (DTC) is stored when a power seat motor operates (a position control sensor is being supplied with power) and the power supply voltage does not rise to the specified value. 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
B2658 Lexus indicates Short in Sensor with Motor Power Supply Circuit.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 1,066
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jan 14, 2023
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Code B2658 Lexus Description

This Diagnostic Trouble Code (DTC) is stored when a power seat motor operates (a position control sensor is being supplied with power) and the power supply voltage does not rise to the specified value.
OBDII Code B2658 Lexus - Short in Sensor with Motor Power Supply Circuit - AutoCodes.com
B2658 Lexus Code - Short in Sensor with Motor Power Supply Circuit

What are the Possible Causes of the DTC B2658 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 Seat with Adjuster Frame Assembly Left

How to Fix the DTC B2658 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 B2658 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.

Need more information about the B2658 Lexus code?

Need more information on how to fix the B2658 Lexus code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B2658 Lexus code diagnosed by a professional: Find a repair shop in your area

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 B2658 Lexus Code

1. What are the common symptoms of OBDII code B2658 in a Lexus related to a short in sensor with motor power supply circuit?

- Common symptoms include issues with power windows, power seats, or other motorized components not functioning properly.

2. What could cause the OBDII code B2658 in a Lexus to trigger a short in sensor with motor power supply circuit?

- The code may be triggered by a faulty sensor, damaged wiring, or a malfunctioning motor power supply circuit.

3. How can I diagnose the source of the short in sensor with motor power supply circuit in my Lexus triggering code B2658?

- To diagnose the issue, you should perform a thorough inspection of the wiring, sensors, and motor power supply components for any visible damage or loose connections.

4. Can a DIY enthusiast repair the short in sensor with motor power supply circuit causing OBDII code B2658 in a Lexus?

- Depending on the extent of the issue, DIY enthusiasts with automotive repair experience may be able to repair the short by replacing damaged components or fixing wiring.

5. Are there any specific repair tips for fixing the short in sensor with motor power supply circuit related to OBDII code B2658 in a Lexus?

- Ensure to carefully follow the manufacturer's repair manual for your Lexus model when addressing the short in sensor with motor power supply circuit. Double-check all connections and properly insulate any repaired wiring.

6. What are the potential risks of ignoring the OBDII code B2658 related to a short in sensor with motor power supply circuit in a Lexus?

- Ignoring the code can lead to continued malfunction of motorized components, potentially resulting in safety hazards or further damage to the vehicle's electrical system.

7. Is it necessary to clear the OBDII code B2658 after repairing the short in sensor with motor power supply circuit in a Lexus?

- Yes, it is recommended to clear the code after repairing the issue to reset the system and ensure the repair was successful. This can be done using an OBDII scanner.

8. Can environmental factors such as extreme temperatures contribute to triggering the OBDII code B2658 in a Lexus for a short in sensor with motor power supply circuit?

- Yes, extreme temperatures can sometimes cause wiring insulation to degrade, leading to shorts in the sensor with motor power supply circuit and triggering the code.

9. How long does it typically take to repair a short in sensor with motor power supply circuit causing OBDII code B2658 in a Lexus?

- The repair time can vary depending on the complexity of the issue and your level of expertise. It may take anywhere from a few hours to a full day to complete the repair.

10. Are there any recalls or service bulletins related to the OBDII code B2658 concerning a short in sensor with motor power supply circuit in Lexus vehicles?

- It's advisable to check with a Lexus dealership or the manufacturer's website for any recalls or service bulletins related to this specific OBDII code to stay informed about potential known issues and solutions.

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