VESPA GTS Super 125 i.e. Service Station Manual page 181

Vespa GTS Super 125 i.e.
4. Key switch contacts
5. 7.5A fuse No. 2
6. Injection load remote control
7. Fuel pump
8. HV coil
9. Fuel injector
10.Electric fan remote control
11.Coolant electric pump
12.Fuse No. 5; 15A
13.Electric fan motor
Check that the 7.5A fuse No. 2 works properly
With the ignition switch set to ON, check if there is
+12 V battery voltage between the RED - WHITE
cable of the electric fan relay and the ground con-
nection.
Check if the RED - WHITE cable between the fuse
box and the electric fan relay base is not interrup-
ted
Using a diagnosis Palmtop, carry out an active di-
agnosis for the "ELECTRIC FAN". Check if there
is battery voltage at pins 85 - 86 of the electric fan
relay
Injection
INJEC - 181