Throttle Valve Synchronization - Suzuki Intruder VZ1500 Service Manual

2) Inspect the ISC valve for any carbon deposition
defects. Clean or replace the ISC valve, if necessary.
CAUTION
!
Normally, the removed O-ring must be
replaced with a new one. However, this O-
ring is not available for the spare parts. If it is
found to be damaged, replace the ISC valve
assembly with a new one.

Throttle Valve Synchronization

Use of SDS Tool
Check and adjust the throttle valve synchronization
between two cylinders.
1) Remove the fuel tank. Refer to "Fuel Tank Removal
and Installation in Section 1G (Page 1G-9)".
2) Remove the left air cleaner box along with the joint
tube. Refer to "Air Cleaner Chamber Removal and
Installation (Page 1D-7)".
3) Disconnect the IAP sensor hoses (1).
1
I940H1140048-01
B940H21406011
10) Warm up the engine (Water temp. more than 70 °C
11) Click "Active control".
12) Click "ISC air volume control" (2).
1
I940H1140382-01
4) Connect the respective vacuum hoses to each
vacuum nipple on the throttle body.
5) Set up the SDS tool. (Refer to the SDS operation
manual for further details.)
6) Reinstall the left air cleaner box and joint tube. Refer
to "Air Cleaner Chamber Removal and Installation
(Page 1D-7)".
7) Reinstall the fuel tank and lift and support it. Refer to
"Fuel Tank Removal and Installation in Section 1G
(Page 1G-9)".
8) Start the engine.
9) Click "Data monitor".
(158 °F)).
Engine Mechanical: 1D-18
I940H1140383-01
I940H1140373-02
2
I940H1140339-01