Inspect the clutch lever position switch in the following procedures:

If any abnormality is found, replace the switch with a new one.
Special tool : 09900–25008 (multi circuit tester set)
Tester knob indication continuity ( )
Clutch lever position switch

Clutch cable inspection
Refer to “clutch cable play inspection and adjustment” in section 0b .
Clutch cable removal and installationDTC “c40” (p0505 / p0506 / p0507): isc
valve circuit malfunction
Detected condition and possible cause
Detected condition
Possible cause
C40/P0505
The circuit voltage of motor drive is
unusual.
Isc valve circuit open or shorted to ground.
Air passage clogged.
Isc valve is fixed.
Isc valve prese ...
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 N·m (0.5 Kgf-m, 3.5 Lbf-ft)
42 – 43 Mm (1.65 – 1.69 In)
60 – 61 Mm (2.36 – ...
Foreword
This manual contains an introductory description on the suzuki gsx-r1000 and
procedures for its inspection/
service and overhaul of its main components.
Other information considered as generally known is not included.
Read the general information section to familiarize yourself with the mot ...