Service Manual (KLZ1000C) — page 37 of 762

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PERIODIC MAINTENANCE 2-15
Periodic Maintenance Procedures
Idle Speed Adjustment
                           NOTE
 ○This motorcycle is equipped with the idle speed control
   system. The idle speed is adjusted automatically at the
   specified value (1 100 r/min (rpm)) by the idle speed
   control system. Therefore, it is not necessary to adjust
   the idle speed normally.

Throttle Control System Inspection
• Check  that the throttle grip [A] moves smoothly from full
  open to close.
 If the throttle grip does not moves smoothly, replace the
 right switch housing.

Engine Vacuum Synchronization Inspection
                           NOTE
 ○These procedures are explained on the assumption that
   the intake and exhaust systems of the engine are in
   good condition.

• Situate the motorcycle so that it is vertical.
• Throttle Body Assy (see Throttle Body Assy Removal(3
  Remove:

   -50))

• Pull off the vacuum hoses [A] from the fittings of each
  throttle body.
• For  CA model, pull off the rubber caps.
• 57001-1369)
  Connect    a vacuum gauge and hoses (Special Tool:
                 to the fittings on the throttle body.
 Special Tool - Vacuum Gauge: 57001-1369

• Install the throttle body assy (see Throttle Body Assy In-
  stallation(3-52)).
• Connect   a highly accurate tachometer lead [A] to one of
  the stick coil primary leads.