Tesla Model 3
B1234
Error code B1234 on a Tesla Model 3 Highland (2024-present) indicates a fault related to the vehicle's battery management system, specifically concerning the battery temperature sensor circuit.
1 SolutionB-CodeBody
B
Error Code Type
Body
Components
1 affected
Electrical
Symptoms
5 common
- •Battery warning light illuminated on the dashboard
- •Reduced driving range or power output
- •Overheating warning or alerts
- +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 B1234 across all generations.