Suzuki VLR1800, Service Manual

Page: 221 / 624

Engine Mechanical: 1D-10
ISC Valve Removal and Installation
B822H11406060
Removal
CAUTION
!
Be careful not to disconnect the ISC valve
coupler at least 5 seconds after ignition
switch is turned to OFF. If the ECM coupler or
ISC valve coupler is disconnected within 5
seconds after ignition switch is turned to
OFF, there is a possibility of an unusual valve
position being written in ECM and causing an
error of ISC valve operation.
NOTE
When the ISC valve is removed or replaced,
the ISC valve or new one should be set to
Preset position. Refer to “ISC Valve Preset
and Opening Initialization in Section 1C
(Page 1C-7)”.
1) Remove the fuel tank. Refer to “Fuel Tank Removal
and Installation in Section 1G (Page 1G-8)”.
2) Disconnect the ISC hoses (1) and ISC lead wire
coupler (2).
3) Remove the ISC valve (3).
Installation
Install the ISC valve in the reverse order of removal.
Throttle Body Removal and Installation
B822H11406042
Removal
1) Disconnect the battery (–) lead wire. Refer to
“Battery / Battery Holder Removal and Installation in
Section 1J (Page 1J-11)”.
2) Remove the fuel tank. Refer to “Fuel Tank Removal
and Installation in Section 1G (Page 1G-8)”.
3) Remove the air cleaner chamber. Refer to “Air
Cleaner Chamber Removal and Installation
(Page 1D-6)”.
4) Disconnect the STVA lead wire coupler (1), STP
sensor lead wire coupler (2) and TP sensor lead wire
coupler (3).
5) Remove the clamp and disconnect the fuel injector
couplers (3).
6) Remove the hose (4). (For E-33)
1
1
3
2
I822H1140402-02
I822H1140010-01
1
2
3
I822H1140011-01
3
3
4
I822H1140012-01