Kawasaki STX-15F Jet Ski User Manual


 
3-28 FUEL SYSTEM (DFI)
Throttle Sensor (Service Code/Character-11/tPS)
Adjust the throttle sensor positioning as follows.
Install the air filter temporarily.
After warming up the engine, check the idling speed.
Idle Speed
Standard: 1 300 ±100 r/min (rpm)
Stop the engine and turn the ignition switch OFF.
Disconnect the throttle sensor connector and connect the
throttle sensor setting adapter [A] between the harness
connector and throttle sensor connector.
Connect a digital meter to the sensor setting adapter
leads.
Special Tool - Throttle Sensor Setting Adapter: 57001
-1521
Throttle S ensor Output Voltage
Connections to Sensor
Meter (+) G/W lead
Meter (–) BK/W lead
Start the engine with idle speed.
Turn [A] the throttle sensor and bring the sensor output
voltage within the standard range.
Output Voltage at Sensor
Standard: 1.08 1.18 V DC (at idle throttle opening)
Tighten the throttle sensor mounting screws.
Torque - Throttle Sensor Mounting Screws: 2.0 N·m (0.20
kgm·f, 18 in·lb)
Recheck the sensor output voltage is within the standard
range.
Stop the engine and turn the ignition switch OFF.
Remove the setting adapter and reconnect the throttle
sensor connector.
Input Voltage Inspection
NOTE
Be sure the battery is fully charged.
Turn the ignition switch OFF.
Remove the ECU (see ECU Removal). Do not disconnect
the ECU connector.
Connect a digital voltmeter [A] to the connector [B], using
the needle adapter set.
Special Tool - Needle Adapter Set: 57001-1457
Throttle Sensor Input Voltage
Connections to ECU
Meter (+) R lead (terminal 12)
Meter (–) BK/W lead (terminal 8)