Suzuki GSX650F User Manual

1A-103 Engine General Information and Diagnosis:
Step Action Yes No
1 1) Turn the ignition switch OFF.
2) Remove the seat. Refer to “Exterior Parts Removal and
Installation (GSF650/S/A/SAK7) in Section 9D
(Page 9D-6)”.
3) Check the ECM coupler for loose or poor contacts. If OK,
then measure the ECM input voltage.
4) Disconnect the ECM coupler.
5) Insert the needle pointed probe to ECM coupler.
6) Measure the voltage between terminal “16” and ground.
Special tool
(A): 09900–25008 (Multi-circuit tester set)
(B): 09900–25009 (Needle pointed probe set)
Tester knob indication
Voltage ( )
ECM input voltage
Battery voltage
Is the voltage OK?
• R/Bl wire open or
short or poor 16
connection.
• If wire and
connection are OK,
intermittent trouble or
faulty ECM.
• Recheck each
terminal and wire
harness for open
circuit and poor
connection.
• Replace the ECM
with a known good
one, and inspect it
again. Refer to “ECM
Removal and
Installation in Section
1C (Page 1C-1)”.
Open or short circuit in
the R/Bl wire.
I717H1110035-02
“16”
(A)
(B)
I718H1110250-01

Suzuki GSX650F Specifications

General

Engine Type	4-stroke, 4-cylinder, liquid-cooled, DOHC
Displacement	656cc
Bore x Stroke	65.5 mm x 48.7 mm
Compression Ratio	11.5:1
Fuel System	Fuel injection
Ignition	Electronic ignition (transistorized)
Starter	Electric
Transmission	6-speed constant mesh
Final Drive	Chain
Front Suspension	Telescopic, coil spring, oil damped
Rear Suspension	Link type, coil spring, oil damped
Front Brakes	Disc, twin
Rear Brakes	Disc
Front Tire	120/70ZR17M/C (58W), tubeless
Rear Tire	160/60ZR17M/C (69W), tubeless
Overall Length	2, 130 mm (83.9 in)
Wheelbase	1, 470 mm (57.9 in)
Overall Width	760 mm
Ground Clearance	135 mm
Curb Weight	241 kg