Suzuki GSF650 Service Manual

9C-7 Combination Meter / Fuel Meter / Horn:
Engine Coolant Temperature Indicator Light
Inspection (GSF650/S/A/SAK7)
B817H29306005
Inspect the engine coolant temperature indicator light in
the following procedures:
1) Disconnect the ECT sensor coupler (1).
2) Connect the variable resistor (2) between the
terminals.
3) Turn the ignition switch ON.
4) Check the LED operation when the resistance is
adjusted to the specified values.
If either one or all indications are abnormal, replace
the combination meter with a new one. Refer to
“Combination Meter Removal and Installation
(GSF650/S/A/SAK7) (Page 9C-5)”.
5) Connect the ECT sensor coupler.
Engine Coolant Temperature Removal and
Installation
B817H29306006
Refer to “ECT Sensor Removal and Installation in
Section 1C (Page 1C-2)”.
Fuel Level Indicator Inspection
B817H29306007
Inspect the fuel level indicator in the following
procedures:
1) Support the motorcycle with the center stand.
2) Lift and support the fuel tank. Refer to “Fuel Tank
Removal and Installation in Section 1G (Page 1G-
9)”.
3) Disconnect the fuel pump coupler (1).
4) Connect variable resistor (2) between the R/B and B/
W lead wires from the wire harness.
5) Turn the ignition switch to ON.
Resistance LED (3) Water temperature
2.45 kΩ and over OFF 19 °C and below
Approx. 0.811 kΩ OFF Approx. 50 °C
Approx. 0.1 kΩ ON 120 – 139 °C
0 Ω (Jumper wire) ON 140 °C and over
1
I718H1930007-03
2
I718H1930009-05
FI
3
I717H1930005-02
1
I717H1930011-01
2
I717H1930012-01

Suzuki GSF650 Specifications

General

Displacement	656 cc
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 Tire	120/70ZR17M/C (58W), tubeless
Rear Tire	160/60ZR17M/C (69W), tubeless
Overall Length	2, 130 mm
Rear Brakes	Disc brake
Fuel Tank Capacity	19.0 L
Wheelbase	1, 470 mm
Seat Height	790 mm
Ground Clearance	135 mm
Engine Type	4-stroke, liquid-cooled, DOHC, 4-cylinder