APRILIA SR MAX 125 ie Service Station Manual page 182

Injection
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 - 182
SR MAX 125 ie