Yamaha MT-01 T 2005 - Checking the Turn Signal;Hazard Relay

ELECTRICAL COMPONENTS
7-97
Relay unit (starting circuit cut-off relay)
Relay unit (fuel pump relay)
Headlight relay
Muffler cooling fan motor relay
ET5YU1021
CHECKING THE TURN SIGNAL/HAZARD
RELAY
1. Check:
• Turn signal/hazard relay input voltage
Out of specification → The wiring circuit from
the main switch to the turn signal/hazard re-
lay coupler is faulty and must be repaired.
▼▼▼▼▼▼▼▼▼ ▼ ▼▼▼▼ ▼ ▼▼▼▼ ▼ ▼▼▼▼ ▼ ▼▼▼▼ ▼▼▼
a. Connect the pocket tester (DC 20 V) to the
turn signal/hazard relay terminal as shown.
1. Positive battery terminal
2. Negative battery terminal
3. Positive tester probe
4. Negative tester probe
Result
Continuity
(between “3” and “4”)
1. Positive battery terminal
2. Negative battery terminal
3. Positive tester probe
4. Negative tester probe
Result
Continuity
(between “3” and “4”)
1. Positive battery terminal
Sb/W
L/G
L/Y
Sb
B/Y
L/W
R/LL/R
R
B/R
L
+
13 24
Sb/W
L/G
L/Y
Sb
B/Y
L/W
R/LL/R
R
B/R
L
+
1324
+
R/Y
G/L
R/Y Y/B
1
2
3
4
2. Negative battery terminal
3. Positive tester probe
4. Negative tester probe
Result
Continuity
(between “3” and “4”)
1. Positive battery terminal
2. Negative battery terminal
3. Positive tester probe
4. Negative tester probe
Result
Continuity
(between “3” and “4”)
Turn signal/hazard relay input
voltage
DC 12 V
Pocket tester
90890-03112
Analog pocket tester
YU-03112-C
• Positive tester probe →
brown/green “1”
• Negative tester probe →
ground
+
Br/W
L
R/B G/Y
1
2
3
4