VESPA 946 E4 EMEA 2021 Manual page 202

Injection
Remove the throttle body.
Refitting the butterfly valve
- To refit, perform the removal operations in reverse.
After the refitting proceed as follows
- Turn the ignition switch "ON"
- Wait 10 seconds
- Turn the ignition switch "OFF"
- Turn the ignition switch "ON"
- Wait 30 seconds
- Turn the ignition switch "OFF"
- Start the vehicle on the stand and keep it running for at least 5 minutes
Pump supply circuit
INJEC - 202
Vespa 946 E4-E5 EMEA-USA-ASIA (2021-)