Yamaha TMAX XP530E-A 2017 Service Manual page 398

EAS30492
TROUBLESHOOTING
The ignition system fails to operate (no spark or intermittent spark).
TIP
• Before troubleshooting, remove the following part(s):
1. Front cowling assembly/Side panels
2. Center cover
3. Footboards/Side covers
4. Rear cowling (right)
1. Check the fuses.
(Main and ignition)
Refer to "CHECKING THE FUSES"
on page 8-229.
OK
2. Check the battery.
Refer to "CHECKING AND
CHARGING THE BATTERY" on
page 8-230.
OK
3. Check the spark plugs.
Refer to "CHECKING THE SPARK
PLUGS" on page 3-5.
OK
4. Check the ignition spark gap.
Refer to "CHECKING THE IGNI-
TION SPARK GAP" on page 8-241.
NG
5. Check the spark plug caps.
Refer to "CHECKING THE SPARK
PLUG CAPS" on page 8-240.
OK
6. Check the ignition coil.
Refer to "CHECKING THE IGNI-
TION COIL" on page 8-241.
OK
7. Check the ignition system relay.
Refer to "CHECKING THE RE-
LAYS" on page 8-233.
OK
8. Check the diodes.
(Diode (fuse box) (for XP530D-A),
diode 1 and diode 2)
Refer to "CHECKING THE DI-
ODES" on page 8-239.
OK
Replace the fuse(s).
NG
• Clean the battery terminals.
• Recharge or replace the battery.
NG
Re-gap or replace the spark plugs.
NG
Ignition system is OK.
OK
Replace the spark plug caps.
NG
Replace the ignition coil.
NG
Replace the ignition system relay.
NG
Replace the diode(s).
NG
8-7
IGNITION SYSTEM