Suzuki GSF650 Service Manual

1A-89 Engine General Information and Diagnosis:
DTC “C32” (P0201), “C33” (P0202), “C34” (P0203) or “C35” (P0204): Fuel Injector Circuit Malfunction
B817H21104021
Detected Condition and Possible Cause
Wiring Diagram
ECM coupler (Harness side)
Troubleshooting
CAUTION
!
When using the multi-circuit tester, do not strongly touch the terminal of the ECM coupler with a
needle pointed tester probe to prevent the terminal damage or terminal bend.
NOTE
• After repairing the trouble, clear the DTC using SDS tool. Refer to “Use of SDS Diagnosis Reset
Procedures (Page 1A-15)”.
• Injector voltage can be detected only for 3 seconds after ignition switch is turned ON.
Detected Condition Possible Cause
CKP signal is produced but fuel injector signal is
interrupted by 4 times or more continuity.
• Injector circuit open or short.
• Injector malfunction.
• ECM malfunction.
ECM
#21
#31
#41
#11
#2#3#4 #1
Gr/W
Gr/B
Gr/Y
Gr/R
Fuel injector
Fuel pump relay
To the engine
stop switch
Y/R
Gr/W
Gr/B
Gr/Y
Gr/R
44
43
42
41
I718H1110100-04
I718H1110240-01

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