Suzuki SFV650, Service Manual

Page: 185 / 573

Engine Electrical Devices: 1C-5
TO Sensor Removal and Installation
B944H11306010
Removal
1) Remove seat (1). Refer to “Exterior Parts Removal
and Installation in Section 9D (Page 9D-4)”.
2) Disconnect the coupler (1) and remove the TO
sensor (2).
Installation
Install the TO sensor in the reverse order of removal.
Pay attention to the following point:
• When installing the TO sensor, bring the “UPPER”
letters and arrow mark “A” upward.
TO Sensor Inspection
B944H11306011
Refer to “DTC “C23” (P1651-H/L): TO Sensor Circuit
Malfunction in Section 1A (Page 1A-59)”.
STP Sensor Inspection
B944H11306012
Refer to “DTC “C29” (P1654-H/L): Secondary Throttle
Position Sensor (STPS) Circuit Malfunction in Section
1A (Page 1A-73)”.
STP Sensor Adjustment
B944H11306013
Adjust the STP sensor in the following procedures:
1) Remove the air cleaner box. Refer to “Air Cleaner
Box Removal and Installation in Section 1D
(Page 1D-6)”.
2) Disconnect the STVA lead wire coupler (1).
3) Insert the needle pointed probes to the STP sensor
coupler (between Y and B/Br wires).
4) Turn the ignition switch ON.
5) Close the secondary throttle valve by finger and
measure the STP sensor output voltage.
Special tool
(A): 09900–25008 (Multi-circuit tester set)
(B): 09900–25009 (Needle pointed probe
set)
Tester knob indication
Voltage (
)
STP sensor output voltage
ST valve is fully closed: Approx. 0.6 V ((+): Y – (–
): B/Br)
1
2
I944H1130012-01
“A”
I944H1130013-01
1
I944H1130014-01
I718H1130017-01
(A)
(B)
I944H1130015-01