Detailed Description of Error B0099

OBDII error code B0099 is a manufacturer-specific code that refers to a ''Roll Over Sensor (Subfault)''. This error code is typically used by vehicle manufacturers to indicate a problem with the roll over sensor or its circuit. The roll over sensor is a critical safety component that detects when a vehicle is at risk of rolling over, and it sends a signal to the airbag control module to deploy the side airbags or rollover airbags if necessary.

When the error code B0099 is triggered, it means that the roll over sensor has detected a subfault or a minor fault in its circuit or operation. This can be caused by a variety of factors, including a faulty sensor, a short circuit in the wiring, or a problem with the airbag control module.

Possible Causes of Error B0099

• Faulty roll over sensor
• Short circuit in the roll over sensor wiring
• Open circuit in the roll over sensor wiring
• Corrosion or damage to the roll over sensor connector
• Problem with the airbag control module
• Software issue with the airbag control module
• Wiring harness damage or corrosion

Possible Fixes for Error B0099

• Inspect the roll over sensor and its wiring for any signs of damage or corrosion
• Check the roll over sensor connector for any signs of corrosion or damage
• Use a scan tool to monitor the roll over sensor''s operation and check for any fault codes
• Replace the roll over sensor if it is faulty
• Repair or replace the wiring harness if it is damaged or corroded
• Update the airbag control module software if necessary
• Clear the fault code and test the system to ensure it is working properly