Subaru Outback
C1021
The C1021 code in a 2015-2019 Tesla Outback indicates an issue with the vehicle's ABS (Anti-lock Braking System) or its wheel speed sensors.
1 SolutionC-CodeChassis
C
Error Code Type
Chassis
Components
1 affected
Brakes
Symptoms
5 common
- •Check engine light illuminated
- •ABS warning light on the dashboard
- •Loss of ABS function during braking
- +2 more
Most Affected Generations
1 generation
BS
1
Top Affected Components
1 component
Brakes
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 C1021 across all generations.