Porsche Cayenne
P0128
The P0128 code indicates that the engine coolant temperature is below the expected operating temperature, which may suggest a malfunctioning thermostat or cooling system issue in a 2018-present Porsche Cayenne E3.
2 SolutionsP-CodePowertrain
P
Error Code Type
Powertrain
Components
1 affected
Cooling System
Symptoms
6 common
- •Check engine light illuminated
- •Engine running colder than normal
- •Poor fuel economy
- +3 more
Most Affected Generations
1 generation
E3
2
Top Affected Components
1 component
Cooling 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 P0128 across all generations.
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