Yamaha YZFR1Y(C) 2009 Service Manual page 412

4. Check the entire signaling system's
wiring.
Refer to "CIRCUIT DIAGRAM" on
page 8-21.
OK↓
Replace the meter assembly.
The neutral indicator light fails to come on.
1. Check the gear position sensor.
Refer to "CHECKING THE GEAR
POSITION SENSOR" on page 8-
127.
OK↓
2. Check the relay unit (diode).
Refer to "CHECKING THE RELAY
UNIT (DIODE)" on page 8-115.
OK↓
3. Check the entire signaling system's
wiring.
Refer to "CIRCUIT DIAGRAM" on
page 8-21.
OK↓
Replace the meter assembly.
The oil level warning light fails to come on.
1. Check the oil level switch.
Refer to "CHECKING THE OIL
LEVEL SWITCH" on page 8-120.
OK↓
2. Check the entire signaling system's
wiring.
Refer to "CIRCUIT DIAGRAM" on
page 8-21.
OK↓
Replace the meter assembly.
The fuel level warning light fails to come on.
1. Check the fuel sender.
Refer to "CHECKING THE FUEL
SENDER" on page 8-120.
OK↓
SIGNALING SYSTEM
NG→
Properly connect or repair the signal-
ing system's wiring.
NG→
Replace the gear position sensor.
NG→
Replace the relay unit.
NG→
Properly connect or repair the signal-
ing system's wiring.
NG→
Replace the oil level switch.
NG→
Properly connect or repair the signal-
ing system's wiring.
NG→
Replace the fuel pump assembly.
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