Toyota Tacoma
P0131
The P0131 code indicates a problem with the oxygen sensor circuit, specifically that the voltage signal from the upstream oxygen sensor (Sensor 1) is lower than expected on a 2016-Present Toyota Tacoma N300.
1 SolutionP-CodePowertrain
P
Error Code Type
Powertrain
Components
1 affected
Exhaust System
Symptoms
6 common
- •Check engine light illuminated
- •Rough idle or engine stalling
- •Decreased fuel economy
- +3 more
Most Affected Generations
1 generation
N300
1
Top Affected Components
1 component
Exhaust System
1
Severity Levels
1 level
medium
1
Quick Facts
1
Total Solutions
1
Affected Components
6
Common Symptoms
1
Generations
All Solutions
Showing 1 of 1 solution for error code P0131 across all generations.