Peugeot 206 Overhead

Hello everyone, good forums, I just started using the vehicle with pegeout 206, but the heat is in the 90s in normal use, but when I try to teach my brother a car or in tight situations, it is generally based on the first line after 90 100 degrees is normal or 100 degrees is a troublesome temperature I am using pegeout 206 1.4 gasoline

Have a look at the radiator, now write if this might be a problem