Kawasaki Ninja Owners Manual: 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 following the instructions in the Service Manual.

Do not adjust the exhaust device system by yourself. The maladjustment will cause the poor engine performance and engine damage.

Kawasaki Clean Air System

The Kawasaki Clean Air System (KCA) is a secondary air suction system that helps the exhaust gases to burn more completely. When the spent fuel charge is released into the exhaust system, it is s ...

Air Cleaner

A clogged air cleaner restricts the engine’s air intake, increasing fuel consumption, reducing engine power, and causing spark plug fouling. This motorcycle’s air cleaner element consists o ...

Other materials:

KIBS Hydraulic Unit Communication Error (Service Code 1b, KIBS Equipped Models)
KIBS Hydraulic Unit Communication Line Inspection When the data (for status of KIBS hydraulic unit) is not sent from the KIBS hydraulic unit to the meter unit and ECU, the service code 1b is displayed. The data is sent through the CAN communication line. The service code 1b is detected with the ...

Swingarm Bearing Installation
Replace the needle bearings, ball bearing, grease seals and circlip with new ones. Install the needle bearings, ball bearing, grease seals and circlip as shown in the figure. Insert the needle bearing driver [A] into the needle bearing [B] and press the needle bearing into the housing u ...

Crankshaft Sensor Peak Voltage Inspection
NOTE Be sure the battery is fully charged. Using the peak voltage adapter [A] is more reliable way to determine the condition of the crankshaft sensor than crankshaft sensor internal resistance measurements. Disconnect the crankshaft sensor lead connector (see Crankshaft Sensor ...