Toyota RAV4 manuals

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:

Exhaust control system construction
Excv cable no. 1 (Cl) Excv cable no. 2 (Op) When loosening or tightening the pulley bolt, be sure to fix the pulley with an adjustable wrench, or excva may get damaged. 5 Nm (0.5 Kgf-m, 3.5 Lbf-ft) 42 43 Mm (1.65 1.69 In) 60 61 Mm (2.36 ...

DTC c93 (p1769): steering damper solenoid valve circuit malfunction
Detected condition and possible cause Detected condition Possible cause C93 Steering damper control current does not flow to the solenoid valve. With ig turned on, ecm detects a failure of internal circuit element. Solenoid current does not converge to the ...

Oil jet removal and installation
Piston cooling oil jet Removal Remove the engine assembly. Refer to engine assembly removal in section 1d .  Remove the crankshaft assembly. Refer to engine bottom side disassembly in section 1d (page 1d- 49).  Remove the piston cooling oil jets (1) from the upper cra ...

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