Ford Explorer
P0021
The P0021 code indicates that there is a problem with the VVT (Variable Valve Timing) system on a Ford Explorer Fifth Generation (2011-2019), specifically related to the "A" camshaft timing being over-advanced.
2 SolutionsP-CodePowertrain
P
Error Code Type
Powertrain
Components
1 affected
Engine
Symptoms
10 common
- •Check engine light illuminated
- •Rough idle or stalling
- •Decreased engine performance
- +7 more
Most Affected Generations
1 generation
U502
2
Top Affected Components
1 component
Engine
2
Severity Levels
1 level
high
2
Quick Facts
2
Total Solutions
1
Affected Components
10
Common Symptoms
1
Generations
All Solutions
Showing 2 of 2 solutions for error code P0021 across all generations.