AutoCodesChevrolet – B2355 Chevrolet

B2355 Chevrolet Code - Driver Seat Front Vertical Position Sensor Circuit

Quick Answer

The Seat Memory Control Module monitors the position of the seat motors by using hall effect position sensors which are an internal part of each motor. Common causes include Faulty Driver Seat Front Vertical Motor, Driver Seat Front Vertical Motor harness is open or shorted, Driver Seat Front Vertical Motor 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
B2355 Chevrolet indicates Driver Seat Front Vertical Position Sensor Circuit.
Common causes
Common causes include Faulty Driver Seat Front Vertical Motor, Driver Seat Front Vertical Motor harness is open or shorted, Driver Seat Front Vertical Motor 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 3,633
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 17, 2023
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Code B2355 Chevrolet Description

The Seat Memory Control Module monitors the position of the seat motors by using hall effect position sensors which are an internal part of each motor. The module supplies each sensor with a 12 V reference circuit only when any seat motor is active, and a low side signal circuit. During seat motor operation, the hall effect position sensor provides a determined number of pulse signals for every revolution of the motor shaft. The scan tool displays these pulse signals as counts that range from 0–65,535. The module counts the feedback pulses from each sensor to determine seat position and end-of-travel limits for each of the seat motors. High scan tool count values indicate forward or upward seat positions while low count values indicate rearward or downward seat positions. The Diagnostic Trouble Code (DTC) will be set when there is a fault in the Driver Seat Front Vertical Position Sensor Circuit.
OBDII Code B2355 Chevrolet - Driver Seat Front Vertical Position Sensor Circuit - AutoCodes.com
B2355 Chevrolet Code - Driver Seat Front Vertical Position Sensor Circuit

What are the Possible Causes of the DTC B2355 Chevrolet?

  • Faulty Driver Seat Front Vertical Motor
  • Driver Seat Front Vertical Motor harness is open or shorted
  • Driver Seat Front Vertical Motor circuit poor electrical connection
  • Faulty Driver Seat Memory Control Module

How to Fix the DTC B2355 Chevrolet?

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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B2355 Chevrolet 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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Information for Specific Chevrolet Models

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 B2355 Chevrolet Code

1. What does the OBDII code B2355 mean on a Chevrolet?

The code B2355 indicates an issue with the Driver Seat Front Vertical Position Sensor Circuit, which monitors the position of the driver’s seat vertically.

2. What are the symptoms of code B2355 in a Chevrolet?

Common symptoms include difficulty adjusting the driver’s seat vertically, the seat not moving at all, or an illuminated airbag or seat-related warning light.

3. What causes the B2355 code to appear?

Possible causes include a faulty seat position sensor, damaged wiring or connectors in the circuit, or a failure in the seat adjustment motor.

4. Can I still drive my Chevrolet with the B2355 code active?

Yes, you can still drive the vehicle, but certain seat adjustment functions may not work. It’s best to address the issue promptly to ensure optimal comfort and safety.

5. How do I diagnose the B2355 code on my Chevrolet?

Diagnose the code by inspecting the seat position sensor, checking for visible wiring damage, and testing the circuit for continuity or short circuits using a multimeter.

6. How do I fix the B2355 code on a Chevrolet?

Repairs may include replacing the driver seat vertical position sensor, repairing or replacing damaged wiring, or recalibrating the sensor using a scan tool.

7. Is the driver seat position sensor expensive to replace?

The cost varies, but replacing the sensor typically costs between $50 and $200, plus labor if done by a professional.

8. Can a blown fuse cause the B2355 code?

While unlikely, a blown fuse related to the seat adjustment system could impact the circuit. Check fuses as part of the diagnostic process.

9. Does clearing the B2355 code fix the issue?

Clearing the code with a scan tool won’t fix the underlying problem. You must repair the fault causing the code for it to stay resolved.

10. Can the B2355 code affect other vehicle systems?

In some cases, it may impact seat memory functions or systems tied to seat position, like airbag deployment zones.

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