PIAGGIO 633929(IT) Service Station Manual page 203

MP3 125
Suspensions
Check the continuity of the yellow - red cable be-
tween the pressure switch connector and the fuse-
box and between the remote control base and the
fuse-box.
With a multimeter, also check the pressure switch
operation as well as the continuity at rest as this is
normally closed switch.
PRINCIPLE DIAGRAM FOR TILT LOCKING ELECTRICAL SYSTEM
SUSP - 31