Suzuki GSF650 Service Manual

1A-47 Engine General Information and Diagnosis:
DTC “C15” (P0115-H/L): ECT Sensor Circuit Malfunction
B817H21104013
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)”.
Detected Condition Possible Cause
C15
Output voltage is not with in the following
range.
0.15 V ≤ Sensor voltage < 4.85 V
• ECT sensor circuit open or short.
• ECT sensor malfunction.
• ECM malfunction.
• ECT sensor circuit is open or ground circuit open.
• ECT sensor circuit shorted to the ground.
P0115
H
Sensor voltage is higher than specified
value.
L
Sensor voltage is lower than specified
value.
ECM
E2
ECT
ECT sensor
B/Br
B/Bl
10
29
I718H1110046-02
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