Tesla Model S
C1234
The C1234 code on a Tesla Model S (2012-2020) indicates a fault related to the vehicle's brake system, specifically a concern with the brake pedal sensor or the brake system communication.
4 SolutionsC-CodeChassis
C
Error Code Type
Chassis
Components
1 affected
Brakes
Symptoms
10 common
- •Check brake system warning light illuminated
- •Unresponsive brake pedal or delayed response
- •Regenerative braking may be disabled
- +7 more
Most Affected Generations
1 generation
Plaid
4
Top Affected Components
1 component
Brakes
4
Severity Levels
2 levels
high
2
critical
2
Quick Facts
4
Total Solutions
1
Affected Components
10
Common Symptoms
1
Generations
All Solutions
Showing 4 of 4 solutions for error code C1234 across all generations.