Hi
drive Toyota auris 1.2 T petrol 2015
my question serpentine belt seems to drive 5 pulleys or wheels
one being engine pulley
2 air con pulley
3 coolant pulley
4 alternator pulley
cant figure out what fifth pulley is for
also is there a separate pump for turbo unit coolant fluid
Have this car one year no problems just trying to learn how the new technology works
would be great to hear from somebody who has far more knollege than I
Thanks to all
L