Yamaha TT-R90 2006 Manuel D'atelier Du Proprietaire page 362

ELECTRIC STARTING SYSTEM (TT-R90E)
1
B
START SWITCH INSPECTION
2
1. Inspect:
• Start switch continuity
B
Tester (+) lead → Black lead 1
Tester (–) lead → Black lead 2
PUSH IN
FREE
Not continuous
Replace.
Continuous while being freed → Replace.
6 - 11
–
ELEC
B B Tester selec-
1 2
tor position
Ω × 1
while being pushed
+
→