NOTICE
Do not lap the valve to the valve seat, using the grinding compound. It will come off oxide film treated surface of the valve.
Valve Stem [A] Oil Seal [B] Spring Seat [C] Closed Coil End [D] Valve Spring [E]: EX - Yellow Paint IN - White Paint (∼ ZX100JBF/KBF Early Models) Purple Paint (ZX100JBF/KBF Late Models ∼) Retainer [F] Split Keepers [G]

Valve Removal
Valve Guide RemovalOil Pump Removal
Remove:
Coolant (Drain, see Coolant Change in the Periodic
Maintenance chapter)
Engine Oil (Drain, see Engine Oil Change in the Periodic
Maintenance chapter)
Sidestand Switch Lead Connector [A] (Disconnect)
Bolt [B] and Water Pipe [C]
Water Pump Cover Bolts [D]
Water Pump Cover [E ...
ESD Actuator Resistance Inspection
Turn the ignition switch to OFF.
Remove the electronic steering damper unit (see Steering
Damper Removal in the Steering chapter).
Connect a digitalmeter to the ESD actuator connector [A].
Measure the ESD actuator resistance.
ESD Actuator Resistance
Connections: BK lead [1] ← ...
Exhaust Device
This motorcycle is equipped with a
exhaust device system. This system
controls the valve in the exhaust pipe
and produces stable engine power at
low and middle engine speed. This exhaust
device is controlled by the ECU,
and adjustment or maintenance should
be done only by a competent mechanic ...