Solenoid Valve System - Yamaha YZ250 Owner's Service Manual

SOLENOID VALVE SYSTEM

INSPECTION STEPS
If the solenoid valve will not operate, use the following inspection steps.
Check each couplers and wire connection.
OK ↓
Check solenoid valve. (Check solenoid valve op-
eration. Solenoid valve coil)
OK ↓
* Check CDI magneto. (Source coil)
OK ↓
Replace CDI unit.
*marked: Refer to "IGNITION SYSTEM" section.
• Remove the following parts before inspection.
1. Seat
2. Fuel tank
• Use 12V battery in this inspection.
• Use the following special tools in this inspection.
Pocket tester:
YU-3112-C/90890-03112
SOLENOID VALVE SYSTEM
No good → Repair or replace.
No good →
Replace.
No good → Replace.
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