Throttle Switch; Main Switch - Yamaha RS90K Service Manual

Ω × 1
– +
Ω × 1
– +
B/L B/Y
Ω × 1
– +
IGNITION SYSTEM
3. Check:
Br Br/W

THROTTLE SWITCH

1. Disconnect:
2. Connect:
3. Check:
Throttle lever is
operated.
Throttle lever is not
operated.

MAIN SWITCH

1. Disconnect:
1
2. Connect:
3. Check:
Switch
position
R R/W
Br Br/W
START
8-9
• Engine stop switch continuity
Faulty → Replace the right handlebar switch.
Switch position
RUN (pulled out)
OFF (pushed in)
• Throttle switch couplers
• Pocket tester
• Throttle switch continuity
Faulty → Replace the right handlebar switch.
Throttle switch
position
• Main switch coupler 1
• Pocket tester
• Main switch continuity
Faulty → Replace.
Switch position
OFF
ON
Color code
Br R
OFF
ON
Continuity
– +
ELEC
Continuity
Yes
No
Continuity
Yes
No
Continuity
No
Yes
Br/W R/W