Engine-CodesGeneric – B172E

B172E Code - Driver Seat Cushion Left Rear Haptic Movement

Quick Answer

The B172E diagnostic trouble code (DTC) refers to an issue with the driver seat cushion left rear haptic movement system in a vehicle. Common causes include Faulty haptic feedback module, Damaged wiring or connectors in the haptic movement system, Sensor malfunction related to the left rear side of the driver's seat cushion. 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
B172E indicates Driver Seat Cushion Left Rear Haptic Movement.
Common causes
Common causes include Faulty haptic feedback module, Damaged wiring or connectors in the haptic movement system, Sensor malfunction related to the left rear side of the driver's seat cushion.
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.
Table of contents Created and updated by William Orellana on Sep 07, 2024
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Code B172E Description

The B172E diagnostic trouble code (DTC) refers to an issue with the driver seat cushion left rear haptic movement system in a vehicle. The haptic movement system is responsible for providing feedback or vibrations to the driver through the seat cushion, typically for safety or warning purposes. When this code is triggered, it indicates that there is a malfunction or failure in the haptic movement system, specifically on the left rear side of the driver's seat cushion.

OBDII Code B172E - Driver Seat Cushion Left Rear Haptic Movement
B172E Code - Driver Seat Cushion Left Rear Haptic Movement

Common Causes of B172E

  1. Faulty haptic feedback module
  2. Damaged wiring or connectors in the haptic movement system
  3. Sensor malfunction related to the left rear side of the driver's seat cushion
  4. Mechanical issue with the seat cushion itself
  5. Corrosion or water damage affecting the haptic movement components

Symptoms of B172E

  1. Lack of haptic feedback or vibrations from the driver seat cushion
  2. Inconsistent or delayed haptic alerts for safety warnings
  3. Complete loss of haptic movement on the left rear side of the driver's seat cushion
  4. Dashboard warning light related to the haptic movement system

How to Fix B172E

  1. Perform a diagnostic scan to retrieve the B172E code and identify the specific cause of the issue.
  2. Inspect the haptic movement system components, including sensors, wiring, and the feedback module, for any signs of damage or malfunction.
  3. Replace or repair any faulty components identified during the inspection, such as a malfunctioning haptic feedback module or damaged wiring.
  4. Clear the DTC from the vehicle's system memory and test the haptic movement system to ensure proper functionality.
  5. Conduct a road test to verify that the haptic alerts are working correctly and that the issue has been resolved.

Cost to Fix B172E

The typical repair costs for addressing the B172E code can vary depending on the specific cause of the issue and the parts or components that need to be replaced. In general, the cost of parts for the haptic movement system can range from $100 to $500, while labor costs can add an additional $100 to $300 to the total repair bill. Overall, drivers can expect to pay anywhere from $200 to $800 for resolving this issue, including both parts and labor.

Tech Notes for B172E

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Code B172E Information for Specific Makes

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 B172E Code

What does the OBDII code B172E mean?

The code B172E refers to a fault with the driver seat cushion’s left rear haptic movement, which is part of the seat's feedback or vibration system.

What are the common symptoms of code B172E?

Common symptoms include the driver seat’s vibration or haptic feedback not functioning correctly, reduced responsiveness, or no movement in the left rear cushion area.

What causes the B172E code to appear?

This code can be triggered by wiring issues, a malfunctioning haptic motor, a software glitch in the seat control module, or physical damage to the seat cushion components.

Can a faulty seat control module cause the B172E code?

Yes, a malfunctioning seat control module may fail to send signals to the haptic motor, leading to this code.

How can I diagnose the B172E code?

Start by inspecting wiring and connections to the haptic motor, checking for damage or loose connectors. Use a diagnostic tool to confirm the issue and test the seat control module.

What tools are needed to troubleshoot the B172E code?

You’ll likely need an OBDII scanner, a multimeter for testing electrical connections, and basic hand tools to access seat components.

Can the B172E code affect other vehicle functions?

No, this code is specific to the driver seat haptic system and typically does not impact other systems in the vehicle.

How is the B172E code fixed?

Repairs may include replacing the haptic motor, repairing damaged wiring, or reprogramming or replacing the seat control module.

Is the B172E code a safety concern?

While not a direct safety concern, the haptic feedback system may assist with alerts or warnings, so its malfunction could reduce overall driver awareness.

Can I clear the B172E code without repairs?

Clearing the code without addressing the underlying issue may temporarily remove it, but the problem will likely return. Repairs are necessary to resolve the fault.

Discuss the causes and fixes for B172E OBDII Code

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