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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
Tightening torque specifications Note the specified tightening torque is described in the following. “Handlebar components”  “steering components”  “steering damper construction” Reference: for the tightening torque of fastener not specified in this section ...

Evap canister hose routing diagram (only for e-33)
Evap system purge control solenoid valve Surge hose Purge hose Fuel shut-off valve Rear fender Evap canister Seat hook White marking Yellow marking Up Face the clamp end downward Face the clamp end to the left Pass the ...

Clutch installation
Install the primary driven gear assembly (1). Caution  if it is difficult to install the primary driven gear, rotate the crankshaft.  Be sure to engage the oil pump drive sprocket with the primary driven gear. Install the spacer (2) and bea ...

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