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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.

Suzuki GSX-R. Exhaust control system description


  1. Exhaust control valve actuator (excva)
  2. Exhaust control valve (excv)
General description
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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:

Symbols
Listed in the table below are the symbols indicating instructions and other information necessary for servicing. The meaning of each symbol is also included in the table. Abbreviations A: abdc: after bottom dead center ac: alternating current acl: air cleaner, air cleaner box api: ame ...

Specifications
Service data Brake unit: mm (in) Tightening torque specifications Note the specified tightening torque is described in the following. Rear brake components Reference: for the tightening torque of fastener not specified in this section, refer to tightening torqu ...

To sensor removal and installation
Removal Remove the ap sensor. Refer to ap sensor removal and installation .  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 s ...

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