Suzuki GSX-R 1000 Service Manual: Exhaust control system description
The exhaust control system (excs) consists of the exhaust control valve (excv), exhaust control valve actuator (excva) and exhaust control valve cables (excv cables).
Excv is installed in the exhaust pipe. Excva is mounted inside of the right frame. The excv is operated by the excva via the cables. This system is designed to improve the engine torque at low engine rpm.
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Exhaust control system operation
The excs is operated by the signal supplied from the ecm. The open/close
operation of the excv is performed by
the excva which is controlled by the ecm by changing the current direction of
the ac ...
Other materials:
Excva adjustment
Inspect the excva operation and adjust it if necessary
in the following steps:
Step 1
Set the excva to the adjustment position. Refer to
“excv cable removal and installation” (page 1k-
6).
Step 2
Turn the ignition switch off.
Turn the mode select switch off.
Turn the ...
Warning / caution / note
Please read this manual and follow its instructions
carefully. To emphasize special information, the symbol
and the words warning, caution and note have
special meanings. Pay special attention to the messages
highlighted by these signal words.
Indicates a
potential hazard that could ...
Specifications
Service data
Drive train
unit: mm (in) except ratio
Tightening torque specifications
Note
the specified tightening torque is described in the following.
“Drive chain related components”
Reference: for the tightening torque of fastener not specified in this
section ...