Porsche Cayenne
P0400
The Porsche Cayenne E3 (2018-Present) has triggered a P0400 trouble code, indicating an issue within the Exhaust Gas Recirculation (EGR) system.
2 SolutionsP-CodePowertrain
P
Error Code Type
Powertrain
Components
1 affected
Exhaust System
Symptoms
6 common
- •Check engine light illuminated
- •Rough idle or stalling
- •Reduced engine performance
- +3 more
Most Affected Generations
1 generation
E3
2
Top Affected Components
1 component
Exhaust System
2
Severity Levels
1 level
medium
2
Quick Facts
2
Total Solutions
1
Affected Components
6
Common Symptoms
1
Generations
All Solutions
Showing 2 of 2 solutions for error code P0400 across all generations.
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