Yamaha XT250X - Troubleshooting

IGNITION SYSTEM
7-3
EAS27130
TROUBLESHOOTING
The ignition system fails to operate (no spark or intermittent spark).
NOTE:
Before troubleshooting, remove the following part(s):
1.Seat
2.Rear side cover
3.Tool box
4.Fuel tank
5.Carburetor assembly
6.Starter (choke) knob
1. Check the fuse.
Refer to “CHECKING THE FUSE” on
page 7-37.
NG→ Replace the fuse(s).
OK↓
2. Check the battery.
Refer to “CHECKING AND CHARG-
ING THE BATTERY” on page 7-37.
NG→
● Clean the battery terminals.
● Recharge or replace the battery.
OK↓
3. Check the spark plug.
Refer to “CHECKING THE SPARK
PLUG” on page 3-8
.
NG→ Re-gap or replace the spark plug.
OK↓
4. Check the spark plug cap.
Refer to
“CHECKING THE SPARK
PLUG CAP” on page 7-42.
NG→ Replace the spark plug cap.
OK↓
5. Check the ignition coil.
Refer to “CHECKING THE IGNITION
COIL” on page 7-43.
NG→ Replace the ignition coil.
OK↓
6. Check the pickup coil.
Refer to
“CHECKING THE PICKUP
COIL” on page 7-44.
NG→ Replace the pickup coil/stator assembly.
OK↓
7. Check the stator coil.
Refer to .
NG→ Replace the pickup coil/stator assembly.
OK↓
8. Check the main switch.
Refer to
“CHECKING THE
SWITCHES” on page 7-33.
NG→ Replace the main switch.
OK↓
9.
Check the engine stop switch.
Refer to
“CHECKING THE
SWITCHES” on page 7-33.
NG→
Poor conducting of engine stop switch.
Replace the right handlebar switch.
OK↓