Detailed Description of Error B0086
OBDII error code B0086 refers to a specific issue related to the third row left seatbelt load limiter deployment control, which is a subfault. This error is part of the Supplemental Restraint System (SRS) module, responsible for managing the vehicle''s airbag and seatbelt systems. The load limiter is a critical component that helps to regulate the force exerted on the seatbelt during a crash, preventing excessive pressure on the occupant''s body. When the SRS module detects a problem with the load limiter deployment control, it triggers error code B0086.
This error code is usually accompanied by the illumination of the airbag warning light on the dashboard. In some cases, the vehicle may also display a message on the instrument cluster or infotainment screen. It''s essential to address this issue promptly, as a malfunctioning load limiter can compromise the safety of the vehicle''s occupants in the event of a crash.
Possible Causes of Error B0086
- Short circuit or open circuit in the third row left seatbelt load limiter wiring
- Corrosion or damage to the load limiter connector or wiring harness
- Load limiter module failure or malfunction
- SRS module software or calibration issue
- Seatbelt buckle or tongue malfunction
- Third row left seatbelt sensor or switch issue
- Wiring harness or connector damage due to wear and tear or environmental factors
Possible Fixes for Error B0086
- Inspect the third row left seatbelt wiring and connectors for signs of damage, corrosion, or wear. Repair or replace as needed.
- Check the load limiter module and replace it if faulty or malfunctioning.
- Update or reflash the SRS module software to ensure it''s running with the latest calibration.
- Replace the seatbelt buckle or tongue if it''s not functioning correctly.
- Check the third row left seatbelt sensor or switch for issues and replace if necessary.
- Clear the error code and perform a system reset after completing any repairs.
- Consult a professional mechanic or the vehicle''s manufacturer if the issue persists or you''re unsure about the repair process.