Checking The Thermoswitch; Checking The Shift Cut Switch - Yamaha 250GETO Service Manual

6. Measure the charge coil resistance.
Replace the stator assembly if out of
specification.
Charge coil resistance
(reference data):
Red 1 – Brown (Br) 3
224—336 Ω at 20°C (68°F)
Black/red (B/R) 2 – Blue (L) 4
224 – 336 Ω at 20°C (68°F)

Checking the thermoswitch

1. Place the thermoswitches in a container
of water and slowly heat the water.
2. Check the switches for continuity at the
specified temperatures. Replace the
thermoswitches if out of specification.
a Temperature
b Time
c No continuity
d Continuity
6S35H11

Checking the shift cut switch

1. Disconnect the shift cut switch coupler.
2. Turn the engine start switch to ON.
6S380145
3. Measure the input voltage at the shift cut
switch coupler (wiring harness side).
Check the wiring harness to shift cut
switch coupler continuity if there is no
voltage.
B
S6P28750
4. Check the shift cut switch for continuity.
Replace the shift cut switch if no continu-
ity
Free a
Push b
Ignition and ignition control system
Thermoswitch continuity
temperature:
Pink (P) – Black (B)
ON e: 84.0 – 90.0 °C
(183 – 194°F)
OFF f: 60.0 – 74.0 °C
(140 – 165°F)
L/Y
Shift cut switch input voltage:
Blue/yellow (L/Y) – Black (B)
12V
a
b
Lead color
Switch
Blue/yellow
position
(L/Y) 1
1
2
3
4
5
6S380170
6
7
8
9
S6P28760
Black (B) 2
8-14