VESPA GTS Super 125 i.e. Service Station Manual page 92

Electrical system
5) Check that the cable harnesses of the bulbs and their ground connection are not interrupted.
HIGH BEAM/LOW BEAM LIGHTS LINE
1) Check that bulbs operate properly.
2) Check fuses No. 1, 4 and 5.
3) Check ignition switch contacts.
4) Check if there is voltage between the Grey cable of the headlight relay and the ground connection.
If there is not, check the cable harnesses.
5) With the ignition switch set to «ON» and the engine running, check if there is voltage between the
Yellow-Red cable of the headlight relay and the ground connection. If there is not, check the cable
harnesses.
6) Check that the White-Black cable connecting the headlight relay and the control unit (pin 33) is not
interrupted.
7) Check the headlight relay.
8) Check that the Grey-Red cable of the light switch and the headlight relay switch is not interrupted.
9) Check the light switch contacts.
10) Check that the cable harnesses of the bulbs and their ground connection are not interrupted.
Fuses
The electrical system is equipped with:
1. six protection fuses «A» located in the glove
compartment to the left
2. of a fuse «B», located in the battery compart-
ment.
The chart shows the position and specifications of
the fuses in the vehicle.
CAUTION
BEFORE REPLACING A BLOWN FUSE, FIND AND SOLVE
THE FAILURE THAT CAUSED IT TO BLOW. NEVER TRY
TO REPLACE THE FUSE WITH ANY OTHER MATERIAL
(E.G., A PIECE OF ELECTRIC WIRE).
CAUTION
MODIFICATIONS OR REPAIRS TO THE ELECTRICAL SYS-
TEM, PERFORMED INCORRECTLY OR WITHOUT STRICT
ATTENTION TO THE TECHNICAL SPECIFICATIONS OF
THE SYSTEM CAN CAUSE MALFUNCTIONING AND RISK
OF FIRE.
1
ELE SYS - 92
FUSES
Specification
Fuse 1
Vespa GTS Super 125 i.e.
Desc./Quantity
Current rating: 30 A