Starting Circuit Cut-Off System Operation - Yamaha Vmax VMX17C 2009 Service Manual

EAS27180

STARTING CIRCUIT CUT-OFF SYSTEM OPERATION

If the engine stop switch is set to "
starter motor can only operate if at least one of the following conditions is met:
• The transmission is in neutral (the neutral circuit of the gear position switch is closed).
• The clutch lever is pulled to the handlebar (the clutch switch is closed) and the sidestand is up (the
sidestand switch is closed).
The starting circuit cut-off relay prevents the starter motor from operating when neither of these condi-
tions has been met. In this instance, the starting circuit cut-off relay is open so current cannot reach the
starter motor. When at least one of the above conditions has been met, the starting circuit cut-off relay
is closed and the engine can be started by pressing the start switch " ".
a. WHEN THE TRANSMISSION IS IN
NEUTRAL
b. WHEN THE SIDESTAND IS UP AND THE
CLUTCH LEVER IS PULLED TO THE
HANDLEBAR
1. Battery
2. Main fuse
3. Main switch
4. Ignition fuse
5. Engine stop switch
6. Starting circuit cut-off relay
7. Relay unit (diode)
ELECTRIC STARTING SYSTEM
" and the main switch is set to "ON" (both switches are closed), the
13
12
1
14
2
3
4
7 7
5
6
7
7
7
8
7
9
b
8. Clutch switch
9. Sidestand switch
10. Gear position switch
11. Start switch
12. Starter relay
13. Starter motor
14. Frame ground
8-9
a
10 11