ELEC
8-27
LIGHTING SYSTEM
EAS00788
CHECKING THE LIGHTING SYSTEM
1. The headlight and the high beam indicator
light fail to come on.
The dimmer switch
is faulty. Replace
the left handlebar
switch.
EAS00784
1. Dimmer switch
9
Check the dimmer switch for continuity.
Refer to “CHECKING THE SWITCHES”.
9
Is the dimmer switch OK?
YES
NO
2. Headlight bulb and socket
9
Check the headlight bulb and socket for con-
tinuity.
Refer to “CHECKING THE BULBS AND
BULB SOCKETS”.
9
Are the headlight bulb and socket OK?
YES
NO
Replace the head-
light bulb, socket or
both.
3. Voltage
9
Connect the pocket tester (AC 20 V) to the
headlight and high beam indicator light con-
nectors as shown.
å
When the dimmer switch is set to “
%
”.
∫
When the dimmer switch is set to “
&
”.
Headlight
Positive tester probe
→
→
green
1
1
or yellow
2
2
Negative tester probe
→
→
black
3
3
High beam indicator light
Positive tester probe
→
→
yellow
4
4
Negative tester probe
→
→
black
5
5
9
Set the main switch to “ON”.
9
Start the engine.
9
Set the dimmer switch to “
%
” or “
&
”.
9
Measure the voltage (AC 12 V) of green
1
(yellow
2
) on the headlight connector (wire
harness side) and yellow
4
on the meter
assembly connector (wire harness side).
9
Is the voltage within specification?
YES
NO
Replace the rectifi-
er/regulator.
This circuit is OK.
http://www.motorcycle.in.th
Summary of Contents for T135SE
Page 2: ...http www motorcycle in th ...
Page 6: ...http www motorcycle in th ...
Page 8: ...http www motorcycle in th ...
Page 10: ...http www motorcycle in th ...
Page 12: ...GEN INFO http www motorcycle in th ...
Page 22: ...SPEC http www motorcycle in th ...
Page 106: ...ENG http www motorcycle in th ...
Page 198: ...ENG http www motorcycle in th ...
Page 200: ...COOL http www motorcycle in th ...
Page 212: ...CARB http www motorcycle in th ...
Page 290: ...CHAS http www motorcycle in th ...
Page 292: ...ELEC http www motorcycle in th ...
Page 296: ...ELEC CHECKING SWITCH CONTINUITY 8 4 http www motorcycle in th ...
Page 340: ...ELEC http www motorcycle in th ...
Page 342: ...TRBL SHTG http www motorcycle in th ...
Page 346: ...TRBL SHTG http www motorcycle in th ...
Page 347: ...http www motorcycle in th ...
Page 348: ...YAMAHA MOTOR CO LTD 2500 SHINGAI IWATA SHIZUOKA JAPAN http www motorcycle in th ...