AutoCodesGeneric – B00B8

B00B8 Code - Driver Seat Occupant Position Sensor 'B'

Quick Answer

Some newer vehicles are equipped with a Driver Seat Occupant Position Sensor as a part of the supplemental restraint system. Common causes include Faulty Driver Seat Occupant Position Sensor 'B', Driver Seat Occupant Position Sensor 'B' harness is open or shorted, Driver Seat Occupant Position Sensor 'B' 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
B00B8 indicates Driver Seat Occupant Position Sensor 'B'.
Common causes
Common causes include Faulty Driver Seat Occupant Position Sensor 'B', Driver Seat Occupant Position Sensor 'B' harness is open or shorted, Driver Seat Occupant Position Sensor 'B' 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 2,194
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 14, 2020
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Code B00B8 Description

Some newer vehicles are equipped with a Driver Seat Occupant Position Sensor as a part of the supplemental restraint system. This sensor is equipped in the front driver side seat cushion. This sensor measures the electrostatic capacity of the front driver side seat. The Air Bag Control Module monitors the Driver Seat Occupant Position Sensor 'B'. The Air Bag Control Module sets the OBDII code when the Driver Seat Occupant Position Sensor 'B' is not to factory specifications.
OBDII Code B00B8 - Driver Seat Occupant Position Sensor 'B' - AutoCodes.com
B00B8 Code - Driver Seat Occupant Position Sensor 'B'

What are the Possible Causes of the DTC B00B8?

  • Faulty Driver Seat Occupant Position Sensor 'B'
  • Driver Seat Occupant Position Sensor 'B' harness is open or shorted
  • Driver Seat Occupant Position Sensor 'B' circuit poor electrical connection
  • Faulty Air Bag Control Module

How to Fix the DTC B00B8?

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 B00B8 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 B00B8 code?

Need more information on how to fix the B00B8 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B00B8 code diagnosed by a professional: Find a repair shop in your area

Precautions for SRS “AIR BAG” and “SEAT BELT PRE-TENSIONER” Service

  • Never probe the electrical connectors on air bag, side air curtain modules or seat belts.
  • Never disassemble or tamper with safety belt buckle/retractor pretensioners, adaptive load limiting retractors, safety belt inflators, or probe the electrical connectors.
  • Do not use electrical test equipment to check SRS circuits unless instructed to in this Service Manual.
  • Before servicing the SRS, turn ignition switch OFF, disconnect both battery cables and wait at least 3 minutes. For approximately 3 minutes after the cables are removed, it is still possible for the air bag and seat belt pre-tensioner to deploy. Therefore, do not work on any SRS connectors or wires until at least 3 minutes have passed.

Failure to follow this instruction may result in the accidental deployment of these modules, which increases the risk of serious personal injury or death.

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 B00B8 Code

What does the OBDII code B00B8 mean?

The code B00B8 refers to an issue with the Driver Seat Occupant Position Sensor 'B', indicating it may be malfunctioning or reporting inaccurate data.

What are the common symptoms of code B00B8?

Symptoms include an illuminated airbag warning light, seat belt warning light, or issues with airbag deployment functionality.

What causes the B00B8 code to appear?

Common causes include a damaged or faulty occupant position sensor, wiring issues such as frayed or disconnected wires, or problems with the sensor’s electrical connector.

Can I drive my vehicle with the B00B8 code active?

It’s not recommended to drive with this code active as it can impact airbag deployment in an accident, potentially compromising safety.

How do I diagnose the B00B8 code?

Diagnosis typically involves inspecting the sensor, checking the wiring and connectors for damage, and using a diagnostic scanner to test the functionality of the sensor.

What tools are needed to fix the B00B8 code?

You may need an OBDII scanner, multimeter, and basic hand tools to inspect and replace the sensor or repair wiring issues.

Is replacing the Driver Seat Occupant Position Sensor always necessary for code B00B8?

Not always; sometimes the issue can be resolved by repairing damaged wiring or cleaning corroded sensor connectors.

How much does it cost to repair the B00B8 code?

Repair costs vary, but replacing the sensor can range from $150 to $400, depending on your vehicle, while wiring repairs might be less expensive.

Can a faulty Driver Seat Occupant Position Sensor affect airbag deployment?

Yes, a malfunctioning sensor may prevent airbags from deploying correctly in an accident, reducing occupant safety.

How can I prevent the B00B8 code from recurring?

Regularly inspect the seat sensor, wiring, and connectors for damage or corrosion, and avoid placing heavy objects on the seat that could interfere with the sensor.

Discuss the causes and fixes for B00B8 OBDII Code

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