Service manual

8-35
-+
ELEC
EAS00798
2. The tail/brake light fails to come on.
1. Tail/brake light bulb and socket
8Check the tail/brake light bulb and socket
for continuity.
Refer to “CHECKING THE BULBS AND
BULB SOCKETS”
8Are the tail/brake light bulb and socket
OK?
YES NO
Replace the tail/brake
light bulb, socket or
both.
3. Voltage
8Connect the pocket tester (DC 20 V) to
the tail/brake light coupler (wire harness
side) as shown.
Positive tester probe
JJ
JJ
J green/ yellow
11
11
1
Negative tester probe
JJ
JJ
J black
22
22
2
8Set the main switch to “ON”.
8Pull in the brake levers.
8Measure the voltage (DC 12 V) of green/
yellow 1 on the tail/brake light coupler
(wire harness side).
8Is the voltage within specification?
YES NO
2. Brake light switches
8Check the brake light switches for conti-
nuity.
Refer to “CHECKING THE SWITCHES”.
8Is the brake light switch OK?
YES NO
Replace the brake
light switch.
The wiring circuit from
the main switch to the
tail/brake light bulb
connector is faulty
and must be repaired.
Refer to “CIRCUIT
DIAGRAM”.
The wiring circuit
from the main switch
to the tail/brake light
coupler is faulty and
must be repaired.
Refer to “CIRCUIT
DIAGRAM”.
This circuit is OK.
SIGNALING SYSTEM
1
L
-B
G/Y
Dg Ch
L
-
B
G/Y
Dg
Ch
2