Checking The Turn Signal Relay - Yamaha YZF-R15 Service Manual

Starter relay
3
1. Positive battery terminal
2. Negative battery terminal
3. Positive tester probe
4. Negative tester probe
Result
Continuity
(between "3" to "4")
Starting circuit cut-off relay
1
2
1. Positive battery terminal
2. Negative battery terminal
3. Positive tester probe
4. Negative tester probe
Result
Continuity
(between "3" to "4")
1 2
4
R R/W
Br
L B /
3
4
L W /
R/B
R W / L B /
ELECTRICAL COMPONENTS
Radiator fan motor relay
1. Positive battery terminal
2. Negative battery terminal
3. Positive tester probe
4. Negative tester probe
Result
Continuity
(between "3" to "4")

CHECKING THE TURN SIGNAL RELAY

1. Check:
• Turn signal relay input voltage
Out of specification → The wiring circuit from
the main switch to the turn signal relay cou-
pler is faulty and must be repaired.
Turn signal relay input voltage
DC 12 V
s s s s s s s s s s s s s s s s s s s s s s s s s s s s
a. Connect the multimeter to the turn signal
relay terminal as shown.
Multimeter
• Positive tester probe →
brown "1"
• Negative tester probe →
ground
8-65
1 3
2
4
W/Y L
R
Br
Br W /
Br
1