PIAGGIO 633929(IT) Service Station Manual page 204

Suspensions
1. GEARED MOTOR
2. TILT LOCKING CALLIPER SWITCH
3. TILT UNLOCKING-LOCKING CONTROL SWITCH
4. POTENTIOMETER
5. RIDER PRESENCE SENSOR
6. LEFT SPEED SENSOR
7. RIGHT SPEED SENSOR
8. DIAGNOSTIC TESTER SERIAL LINE
9. ENGINE CONTROL UNIT
10.+ DIRECT BATTERY
11.+ LIVE BATTERY
12.LOW-BEAM LIGHT
13.FUSE No. 3, 20A
14.LOW-BEAM LIGHT REMOTE CONTROL
15.PRESSURE SWITCH
16.HORN REMOTE CONTROL
17.INSTRUMENT PANEL
18.TILT LOCKING SYSTEM CONTROL UNIT
GEARED MOTOR
SUSP - 32
MP3 125