Kawasaki Ninja Service Manual: Exhaust Butterfly Valve Actuator Sensor Input Voltage Inspection

Kawasaki Ninja Service Manual / Self-Diagnosis System / Exhaust Butterfly Valve Actuator Sensor (Service Code 34) / Exhaust Butterfly Valve Actuator Sensor Input Voltage Inspection

NOTE

Be sure the battery is fully charged.

Exhaust Butterfly Valve Actuator Sensor Input Voltage Inspection


Special Tool - Throttle Sensor Setting Adapter #1: 57001 -1400

Exhaust Butterfly Valve Actuator Sensor Input Voltage Connections to Adapter: Digital Meter (+) → Y/W (actuator W) lead Digital Meter (−) → BK/BL (actuator BK) lead

Exhaust Butterfly Valve Actuator Sensor Input Voltage Inspection


Input Voltage Standard: DC 4.75 5.25 V


If the reading is within the standard, check the output voltage (see Exhaust Butterfly Valve Actuator Sensor Output Voltage Inspection).

If the reading is out of the standard, remove the ECU and check the wiring for continuity between main harness connectors.

Disconnect the ECU and sensor connectors.

Exhaust Butterfly Valve Actuator Sensor Input Voltage Inspection


Wiring Inspection ECU Connector [A] ←→ Exhaust Butterfly Valve Actuator Sensor Connector [B] BL lead (ECU terminal 9) [C] BR/BK lead (ECU terminal 13) [D]

If the wiring is good, check the ECU for its ground and power supply (see ECU Power Supply Inspection in the Fuel System (DFI) chapter).

If the ground and power supply are good, replace the ECU (see ECU Removal/Installation in the Fuel System (DFI) chapter).

Exhaust Butterfly Valve Actuator Sensor (Service Code 34)
Exhaust Butterfly Valve Actuator Sensor Removal/Installation The exhaust butterfly valve actuator sensor is built in the exhaust butterfly valve actuator. So, the sensor itself can not be removed. ...

Exhaust Butterfly Valve Actuator Sensor Output Voltage Inspection
NOTE Before this inspection, confirm the pulley is original position (see Exhaust Butterfly Valve Actuator Installation). Disconnect: 3 Pins Connector [A] (see Exhaust Butterfly Valve Actuator ...

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