Checking The Lighting System - Yamaha XV1600A1999 Service Manual

EB805401 B805401
5. Dimmer switch
S Check the dimmer switch for continuity.
Refer to "CHECKING THE SWITCHES".
S Is the dimmer switch OK?
YES
EB805403
6. Pass switch
S Check the pass switch for continuity.
Refer to "CHECKING THE SWITCHES".
S Is the pass switch OK?
YES
EB805404
7. Wiring
S Check the entire lighting system's wiring.
Refer to "CIRCUIT DIAGRAM".
S Is the lighting system's wiring properly con-
nected and without defects?
YES
Check the condition
of each of the lighting
system's circuits.
Refer to "CHECK-
ING THE LIGHTING
SYSTEM".
NO
The dimmer switch is
faulty. Replace the
left handlebar switch.
NO
The pass switch is
faulty. Replace the
left handlebar switch.
NO
Properly connect or
repair the lighting
system's wiring.
LIGHTING SYSTEM
EB805401

CHECKING THE LIGHTING SYSTEM

1. The headlight and the high beam indicator
light fail to come on.
1. Headlight bulb and socket
S Check the headlight bulb and socket for con-
tinuity.
Refer to "CHECKING THE BULBS AND
BULB SOCKETS".
S Is the headlight bulb and socket OK?
YES
2. High beam indicator light bulb and socket
S Check the high beam indicator light bulb and
socket for continuity.
Refer to "CHECKING THE BULBS AND
BULB SOCKETS".
S Is the high beam indicator light bulb and
socket OK?
YES
3. Voltage
S Connect the pocket tester (DC 20 V) to the
headlight coupler and the meter assembly
couplers as shown.
A When the dimmer switch is set to "
B When the dimmer switch is set to "
Headlight coupler
7-33
ELEC
NO
Replace the head-
light bulb, socket or
both.
NO
Replace the high
beam indicator light
bulb, socket or both.
"
"
E