Ford Mustang
P0128
The P0128 code indicates that the engine coolant temperature is not reaching the expected temperature within a specified time, which can lead to decreased fuel efficiency and increased emissions. This code is present in the 2024 Ford Mustang S650.
3 SolutionsP-CodePowertrain
P
Error Code Type
Powertrain
Components
1 affected
Cooling System
Symptoms
10 common
- •Check engine light illuminated
- •Engine runs in open loop mode
- •Poor fuel economy
- +7 more
Most Affected Generations
2 generations
S650
2
S550
1
Top Affected Components
1 component
Cooling System
3
Severity Levels
2 levels
medium
2
high
1
Quick Facts
3
Total Solutions
1
Affected Components
10
Common Symptoms
2
Generations
All Solutions
Showing 3 of 3 solutions for error code P0128 across all generations.