Toyota Highlander
B1231
The B1231 code in a 2020-present Toyota Highlander (XU70) indicates a malfunction related to the airbag system, specifically involving the side airbag or its circuit.
1 SolutionB-CodeBody
B
Error Code Type
Body
Components
1 affected
Electrical
Symptoms
5 common
- •Airbag warning light illuminated on the dashboard
- •Possible diagnostic trouble codes (DTCs) stored in the vehicle's computer
- •Decreased functionality of the side airbag system
- +2 more
Most Affected Generations
1 generation
XU70
1
Top Affected Components
1 component
Electrical
1
Severity Levels
1 level
high
1
Quick Facts
1
Total Solutions
1
Affected Components
5
Common Symptoms
1
Generations
All Solutions
Showing 1 of 1 solution for error code B1231 across all generations.
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