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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:

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 ...

Front brake hose removal and installation
Removal Drain brake fluid. Refer to “brake fluid replacement” . 2) Remove the front brake hoses as shown in the front brake hose routing diagram. Refer to “front brake hose routing diagram” . Installation Caution the seal washers should be replaced with the new ones to pr ...

Oil pan / oil pressure regulator / oil strainer removal and installation
Note the oil pan/oil strainer/oil pressure regulator cannot be serviced with the engine installed in the frame. Removal Remove the engine assembly from the frame. Refer to “engine assembly removal” in section 1d .  Remove the plate (1).  Remove the oil pan ...

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