Toyota Camry
P0031
The P0031 code indicates a problem with the heated oxygen sensor (HO2S) circuit, specifically for Bank 1 Sensor 1, in a Toyota Camry XV70 (2018-2024).
1 SolutionP-CodePowertrain
P
Error Code Type
Powertrain
Components
1 affected
Exhaust System
Symptoms
5 common
- •Check engine light illuminated
- •Poor fuel economy
- •Rough idle or engine stalling
- +2 more
Most Affected Generations
1 generation
XV70
1
Top Affected Components
1 component
Exhaust System
1
Severity Levels
1 level
medium
1
Quick Facts
1
Total Solutions
1
Affected Components
5
Common Symptoms
1
Generations
All Solutions
Showing 1 of 1 solution for error code P0031 across all generations.