PIAGGIO Beverly 300 i.e. Service Station Manual page 188

Injection
Check for continuous voltage between the grey/
black cable of the solenoid base and ground. If no
voltage is measured, check continuity of the Grey/
Black cable between the fuse box (No. 3, 5A) and
the solenoid base.
N.B.
CONTINUITY TESTS MUST BE CARRIED OUT WITH THE
COMPONENTS DISCONNECTED. (RELAYS, CONTROL
UNIT, FUSES ETC.).
With the control unit and the injector disconnected,
check the continuity of the Red-Yellow cable be-
tween pin 14 of the interface wiring and the injector
connector
Switch to «ON» and check if there is voltage, with
injector disconnected and control unit connected,
between the Black-Green cable of the injector con-
nector and the ground lead
With injector disconnected and the injector load
solenoid disconnected, check the continuity of the
Black-Green cable between the injector connector
and solenoid base.
INJEC - 188
Beverly 300 i.e.