If they show any damage, replace it.

Caliper Fluid Seal Damage
Caliper Piston and Cylinder DamageWarning Indicator Light (LED)
Light (LED) Inspection
The warning indicator light (LED) [A] is used for the FI indicator,
immobilizer indicator (immobilizer equipped models),
water temperature warning indicator and oil pressure
warning indicator.
In this model, the warning indicator light (LED) (FI/immobilizer)
goes ...
Oil and/or Oil Filter Change
To change the engine oil and replace
oil filter, the engine oil drain bolt and
oil filter must be removed. The oil
change and oil filter replacement
should be done by an authorized
Kawasaki dealer.
A. Engine Oil Drain Bolt
A. Oil Filter
WARNINGEngine oil is a toxic s ...
Oil 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 ...