Toyota Highlander
C1203
The presence of a C1203 code in a 2020-Present Toyota Highlander XU70 indicates a malfunction within the vehicle's ABS (Anti-lock Braking System) or traction control system, specifically related to the wheel speed sensor circuit.
1 SolutionC-CodeChassis
C
Error Code Type
Chassis
Components
1 affected
Brakes
Symptoms
6 common
- •Check engine light illuminated
- •ABS warning light on the dashboard
- •Traction control warning light activated
- +3 more
Most Affected Generations
1 generation
XU70
1
Top Affected Components
1 component
Brakes
1
Severity Levels
1 level
high
1
Quick Facts
1
Total Solutions
1
Affected Components
6
Common Symptoms
1
Generations
All Solutions
Showing 1 of 1 solution for error code C1203 across all generations.
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