Yamaha MT-03 - Service manual > Electrical system
Ignition system
Circuit diagram
1. Crankshaft position sensor
3. Neutral switch
4. Main switch
7. Battery
8. Main fuse
13.Starting circuit cut-off relay
16.Ignition coil
17.Spark plug
22.ECU
26.Lean angle cut-off switch
38.Sidestand switch
41.Engine stop switch
45.Clutch switch
67.Ignition fuse
Troubleshooting
The ignition system fails to operate (no spark or intermittent spark).
NOTE:
Before troubleshooting, remove the following part(s):
1. Seats
2. Side panels (left and right)
3. Fuel tank
4. Battery cover
See also:
Yamaha MT-03 - Service manual > Fuel injection system
Fuel injection system relay Engine trouble warning light Battery Air induction system solenoid Ignition coil/Spark plug Fuel tank Idling adjustment screw Fuel pump Intake air pressure sensor ECU Lean angle cut-off switch Catalytic converter Air filter case Intake air temperature sensor Fuel hose Coolant temperature sensor Crankshaft position sensor Throttle position sensor Fuel injector Spark plug Air cut-off valve
Yamaha MT-03 - Service manual > Electric starting system
Circuit diagram 3. Neutral switch 4. Main switch
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