Toyota Corolla
P0430
The P0430 code indicates that the catalytic converter efficiency for bank 2 is below the threshold, which can be caused by various factors including faulty sensors, exhaust leaks, or a malfunctioning catalytic converter in a 2019-2024 Toyota Corolla E210.
3 SolutionsP-CodePowertrain
P
Error Code Type
Powertrain
Components
1 affected
Exhaust System
Symptoms
10 common
- •Check engine light illuminated
- •Poor fuel economy
- •Decreased engine performance
- +7 more
Most Affected Generations
2 generations
E210
2
E170
1
Top Affected Components
1 component
Exhaust System
3
Severity Levels
2 levels
high
2
medium
1
Quick Facts
3
Total Solutions
1
Affected Components
10
Common Symptoms
2
Generations
All Solutions
Showing 3 of 3 solutions for error code P0430 across all generations.