Yamaha YZFR1W 2007 Service Manual page 323

8 Check the engine stop switch.
Refer to "CHECKING THE
SWITCHES" on page 8-81.
OK↓
9 Check the neutral switch.
Refer to "CHECKING THE
SWITCHES" on page 8-81.
OK↓
10 Check the sidestand switch.
Refer to "CHECKING THE
SWITCHES" on page 8-81.
OK↓
11 Check the clutch switch.
Refer to "CHECKING THE
SWITCHES" on page 8-81.
OK↓
12 Check the starting circuit cut-off
relay.
Refer to "CHECKING THE
RELAYS" on page 8-88.
OK↓
13 Check the lean angle sensor.
Refer to "CHECKING THE LEAN
ANGLE SENSOR" on page 8-92.
OK↓
14 Check the entire ignition system's
wiring.
Refer to "CIRCUIT DIAGRAM" on
page 8-1.
OK↓
Replace the ECU.
NG→
Replace the right handlebar switch.
NG→
Replace the neutral switch.
NG→
Replace the sidestand switch.
NG→
Replace the clutch switch.
NG→
Replace the starting circuit cut-off
relay.
NG→
Replace the lean angle sensor.
NG→
Properly connect or repair the ignition
system's wiring
8-4
IGNITION SYSTEM