Yamaha TMAX 2020 Service Manual page 450

Starter relay
1. Positive battery terminal
2. Negative battery terminal
3. Positive tester probe
4. Negative tester probe
Result
Continuity
(between "3" and "4")
Headlight relay (dimmer)
First step:
1
3
2
L/B
1. Positive tester probe
2. Negative tester probe
3. Negative tester probe
Result
Continuity
(between "1" and "2")
No continuity
(between "1" and "3")
G/R Br
1 2
Y/B Br
Y
Y/W
ELECTRICAL COMPONENTS
Second step:
3
5
4
2
L/B Y/B Br
Y
Y/W
1. Positive battery terminal
2. Negative battery terminal
3. Positive tester probe
4. Negative tester probe
5. Negative tester probe
Result
Continuity
(between "3" and "5")
No continuity
(between "3" and "4")
Radiator fan motor relay
3
4
2
Y/R
L
Br/B
1. Positive battery terminal
2. Negative battery terminal
3. Positive tester probe
4. Negative tester probe
Result
Continuity
(between "3" and "4")
8-95
+
1
1
R/W