Vespa Primavera 50 - Service manual > Components arrangement
1. RIGHT HAND STOP SWITCH
- Remove the upper handlebar cover to reach it.
2. HEADLIGHT
- Remove the upper handlebar cover to reach it.
3. SECONDARY FUSES
- Open the front case to reach it.
4. TURN INDICATORS INTERMITTENCE
5. HORN
6. VOLTAGE REGULATOR
- Remove the leg shield back plate to reach it.
7. INJECTION ECU
8. HEADLIGHT SOLENOID
- Remove the leg shield back plate to reach it.
9. LAMBDA PROBE
10. LAMBDA PROBE CONNECTOR
11. FLYWHEEL CONNECTOR
- To reach it, remove the helmet compartment.
12. FRONT RIGHT TURN INDICATOR
- Remove the leg shield back plate to reach it.
13. LEFT HAND STOP SWITCH
- Remove the upper handlebar cover to reach it.
14. FRONT LEFT TURN INDICATOR
- Remove the leg shield back plate to reach it.
15. INJECTOR
- To reach it, remove the helmet compartment.
16. ENGINE TEMPERATURE SENSOR
- To reach it, remove the helmet compartment.
17. IDLE SPEED ADJUSTMENT DEVICE
- To reach it, remove the helmet compartment.
18. THROTTLE POSITION SENSOR
- To reach it, remove the helmet compartment.
19. H.V. COIL
- To reach it, remove the helmet compartment.
20. HORN SWITCH
21. TURN INDICATOR SWITCH
22. HIGH/LOW BEAM LIGHTS SWITCH
- Remove the upper handlebar cover to reach it.
23. INSTRUMENT PANEL
- Remove the upper handlebar cover to reach it.
24. STARTER BUTTON
- Remove the upper handlebar cover to reach it.
25. IGNITION SWITCH
26. IMMOBILIZER AERIAL
- Remove the leg shield back plate to reach it.
27. STARTER RELAY
- Remove the footrests to reach it.
28. BATTERY
29. MAIN FUSE
- Remove the battery cover to reach it.
30. REAR LIGHT
- Remove the rear headlight assembly to reach it.
31. REAR LEFT TURN INDICATOR
32. LICENSE PLATE LIGHT
- Remove the license plate cover to reach it.
33. REAR RIGHT TURN INDICATOR
34. STARTER MOTOR
- To reach it, remove the helmet compartment.
35. DIAGNOSTICS SOCKET
- Remove the battery cover to reach it.
36. PRE-INSTALLATION FOR ANTI-THEFT DEVICE
- Remove the footrests to reach it.
Ground points
On the vehicle there is a ground point on the chassis marked with the letter "A", remove the footrest to access it.
There is another ground point "B" on the starter motor.
On the left side of the chassis, under the footrest, there is the chassis-engine ground lead "C".
See also:
Vespa Primavera 50 - Service manual > Electrical system
KEY Battery Starter relay contacts Starter motor Main fuse Ignition switch Secondary fuses Voltage regulator Magneto flywheel Speed sensor Instrument panel MODE button Turn indicator control Pre-installation for anti-theft device Turn indicator switch Left turn indicator bulbs Turn indicators warning lights Right turn indicator bulbs Stop light Stop buttons Starter button Starter relay coil High beam warning light Light switch Headlight relay Headlight Saddle opening actuator Horn button Horn Engine oil pressure warning light Engine oil pressure sensor Fuel level transmitter Fuel gauge Low fuel warning light Roll-over sensor Engine stop switch Immobilizer LED Left front daylight running light Right front daylight running light Rear daylight running light License plate light Injector Idle valve Engine speed sensor Engine temperature sensor Lambda probe Fuel pump H.V. coil Injection warning light Throttle body position Diagnostics socket Immobilizer antenna Injection ECU
Vespa Primavera 50 - Service manual > Electrical system installation
Front side Left stop button Left control lock Headlight connector Instrument panel connector Right control lock Right stop button Left electrical controls connector Ignition switch Voltage regulator Turn indicator control device Voltage regulator connector Front left turn indicator connector Horn connections Saddle opening switch connector To speed sensor on wheel Headlight relay base Front right turn indicator connect Secondary fuses Speed sensor connector Right electrical controls connector Injection ECU Immobilizer aerial Headlight relay Ground point on chassis Negative battery pole Diagnostics socket Positive battery pole Main fuse To rear cable harness Pre-installation for anti-theft device Saddle opening actuator connector Starter relay Roll-over sensor connector Roll-over sensor
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