Ford F-150
P0138
The vehicle is experiencing a P0138 code, indicating high voltage from the upstream oxygen sensor in a Ford F-150, 14th Generation (2021-2024).
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
- +2 more
Most Affected Generations
1 generation
P703
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 P0138 across all generations.