Ford Explorer
P0134
The P0134 code indicates a problem with the oxygen sensor circuit, specifically that the upstream oxygen sensor (O2 sensor) on bank 1 is reading a constant voltage and not switching as expected in a Ford Explorer Fifth Generation (2011-2019).
1 SolutionP-CodePowertrain
P
Error Code Type
Powertrain
Components
1 affected
Exhaust System
Symptoms
5 common
- •Check engine light illuminated
- •Decreased fuel efficiency
- •Poor engine performance
- +2 more
Most Affected Generations
1 generation
U502
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 P0134 across all generations.