Toyota Camry
B1242
The B1242 trouble code on a 2018-present Toyota Camry indicates a problem with the vehicle's battery sensor or battery condition. This code typically relates to issues affecting the battery voltage or monitoring system.
8 SolutionsB-CodeBody
B
Error Code Type
Body
Components
2 affected
ElectricalHVAC
Symptoms
10 common
- •Check engine light illuminated
- •Battery warning light activated
- •Difficulty starting the engine
- +7 more
Most Affected Generations
3 generations
XV70
3
XV80
3
XV50
2
Top Affected Components
2 components
Electrical
4
HVAC
4
Severity Levels
2 levels
medium
7
critical
1
Quick Facts
8
Total Solutions
2
Affected Components
10
Common Symptoms
3
Generations
All Solutions
Showing 8 of 8 solutions for error code B1242 across all generations.