Yamaha YZFR1W 2007 Service Manual page 343

2 Check the entire signaling system's
wiring.
Refer to "SIGNALING SYSTEM" on
page 8-19.
OK↓
This circuit is OK.
The speedometer fails to operate.
1 Check the speed sensor.
Refer to "CHECKING THE SPEED
SENSOR" on page 8-95.
OK↓
2 Check the entire signaling system's
wiring.
Refer to "SIGNALING SYSTEM" on
page 8-19.
OK↓
Replace the meter assembly.
SIGNALING SYSTEM
NG→
Properly connect or repair the signal-
ing system's wiring.
NG→
Replace the speed sensor.
NG→
Properly connect or repair the signal-
ing system's wiring.
8-24