Suzuki GSX-R750 Service Manual page 435

9-18 ELECTRICAL SYSTEM
GEAR POSITION SWITCH
• Remove the front seat.
• Disconnect the battery - lead wire from the battery.
• Lift and support the fuel tank. (5-3)
• Disconnect the gear position switch coupler and check the
continuity between Blue and Black/White with the transmis-
sion in "NEUTRAL".
 09900-25008: Multi-circuit tester set
 Tester knob indication: Continuity test ()
ON (Neutral)
OFF (Except neutral)

When disconnecting and connecting the gear position
switch coupler, make sure to turn OFF the ignition
switch, or electronic parts may get damaged.
• Connect the gear position switch coupler to the wiring har-
ness.
• Connect the battery - lead wire from the battery.
• Turn the ignition switch to "ON" position and side-stand to
upright position.
• Measure the voltage between Pink and Black/White lead
wires using the multi-circuit tester with needle pointed probe
set, when shifting the gearshift lever from low to top.
 09900-25008: Multi-circuit tester set
09900-25009: Needle pointed probe set
 Tester knob indication: Voltage ()
 Gear position switch voltage: 0.6 V and more
* Low to top gear position (Pink + – B/W -)
* Except neutral position

Use the special tool, to prevent the rubber of the water
proof coupler from damage.
Blue Black/White
(Pink + – B/W -)
V