Download Print this page

Yamaha XS750 Manual page 130

Advertisement

6-2 Charging System, for checks o f battery and
charging system. Also check fuse condition. Re-
place any "open" fuses. There are individual fuses
for various circuits (see complete Circuit Diagram).
1. Horn does not work:
a. Check for 12V on brown wire t o horn.
b. Check for good grounding o f horn (pink wire)
when horn button is pressed.
2.
Brake light does not work:
a. Check bulb.
b. Check for 12V on yellow wire t o brake light.
c. Check for 12V on brown wire t o each brake
light switch (front brake' and rear brake
switches).
3. Tail light does not work:
a. Check bulb.
b. Check for 12V on blue wire.
c. Check for ground on black wire t o tail/brake
light assembly.
4. Flasher light(s) do not work:
a. Check bulb.
b. Right circuit:
1) Check for 12V on dark green wire t o light.
2) Check for ground on black wire to light
assemb I y.
c. L ef t circuit:
1) Check for 12V on dark brown wire t o light.
2)Check for ground on black wire to light
assembly.
d. Right and left circuits do not work:
1)Check for 12V on brown/white wire t o
flasher switch on left handlebar.
2)Check for 12V on brown wire t o flasher
relay.
3) Replace flasher relay.
4) Replace flasher switch.
e. Check flasher self-canceling system. (Refer t o
flasher self-canceling system.)
5. Neutral light does not work:
a. Check bulb.
b. Check for 12V on sky blue wire t o neutral
switch.
c. Replace neutral switch.
6. Oil pressure light does not work:
a. Connect oil pressure switch (black/red wire)
t o ground. If light comes on, check for proper
oil pressure.
b. If oil pressure is correct, replace oil pressure
switch.
B. Reserve Lighting System
1. Description:
The reserve lighting system has two functions:
(1) I t notifies the rider that one o f the head
lamp filaments i s inoperative, and (2) it
switches current from the inoperative filament
t o the remaining functional filament.
The system is connected t o the headlight cir-
cuit only. The reserve lighting system unit is
located under the fuel tank.
"HEAD"
HEADLIGHT
lNDICATOR
CONDITION
*Comes on
Normal
(very dim)
High beam faulty
Comes on
Low beam faulty
Comes
RESERVE LIGHTING
FUNCTION
Low beam comes on
High beam comes
on
at low brilliance
I
on

Advertisement

loading

This manual is also suitable for:

Xs750dXs750-2d