Suzuki GSF1250 Service Manual

1I-10 Starting System:
Gear Position Switch
1) Remove the left frame cover. Refer to “Exterior Parts
Removal and Installation in Section 9D (Page 9D-
6)”.
2) Disconnect the gear position switch coupler.
CAUTION
!
When disconnecting and connecting the gear
position switch coupler, make sure to turn off
the ignition switch, or electronic parts may
get damaged.
3) Check the continuity between Blue and Black/White
lead wires with the transmission in “NEUTRAL”.
Special tool
: 09900–25008 (Multi-circuit tester set)
Tester knob indication
Continuity test ( )
4) Connect the gear position switch coupler to the
wiring harness.
5) Insert the needle pointed probes to the lead wire
coupler.
6) Turn the ignition switch ON and side-stand to upright
position.
7) Measure the voltage between Pink and Black/White
lead wires using the multi-circuit tester when shifting
the gearshift lever from low to top.
Special tool
(A): 09900–25008 (Multi-circuit tester set)
(B): 09900–25009 (Needle pointed probe
set)
Tester knob indication
Voltage ( )
Gear position switch voltage (Except neutral
position)
0.6 V and more ((+) P – (–) B/W)
8) Turn the ignition switch OFF.
9) Install the left frame cover. Refer to “Exterior Parts
Removal and Installation in Section 9D (Page 9D-
6)”.
Starter Clutch Removal and Installation
B718H11906010
Removal
1) Drain engine oil.
2) Remove the generator cover (1). Refer to “Generator
Removal and Installation in Section 1J (Page 1J-4)”.
I718H1190024-01
ON (Neutral)
OFF (Except neutral)
BI B/W
I649G1190045-03
V
(A)
(B)
I718H1190001-02
1
I718H1190025-01

Suzuki GSF1250 Specifications

General

Displacement	1255 cc
Bore x Stroke	79.0 mm x 64.0 mm
Compression Ratio	10.5:1
Fuel System	Fuel injection
Transmission	6-speed, constant mesh
Front Suspension	Telescopic, coil spring, oil damped
Rear Suspension	Link type, coil spring, oil damped
Front Brakes	Dual hydraulic disc
Rear Brakes	Single hydraulic disc
Front Tire	120/70ZR17M/C (58W), tubeless
Rear Tire	180/55ZR17M/C (73W), tubeless
Overall Length	2130 mm
Overall Width	790 mm
Seat Height	805 mm
Wheelbase	1485 mm
Fuel Tank Capacity	19.0 L
Starter	Electric
Final Drive	Chain
Ignition	Electronic ignition (transistorized)
Engine Type	4-stroke, liquid-cooled, DOHC
Ground Clearance	135 mm