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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:

Front turn signal light bulb replacement
Caution when you touch the bulb with your bare hands, clean the bulb with a cloth moistened with alcohol or soap water to prevent premature bulb failure. Remove the turn signal light assembly.  Remove the socket (1) by turning it counterclockwise. Repla ...

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 ...

Battery
Battery connection in reverse polarity is strictly prohibited. Such a wrong connection will damage the components of the fi system instantly when reverse power is applied. Removing any battery terminal of a running engine is strictly prohibited. The moment such removal is made, ...

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