Tesla Model 3
C1003
The Tesla Model 3 (2017-2023) is displaying a C1003 error code, which indicates a fault related to the vehicle's battery management system or communication issues within the electric drivetrain.
1 SolutionC-CodeChassis
C
Error Code Type
Chassis
Components
1 affected
Electrical
Symptoms
5 common
- •Check engine light illuminated
- •Loss of power or reduced acceleration performance
- •Battery charge levels not updating properly
- +2 more
Most Affected Generations
1 generation
Highland
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 C1003 across all generations.