ESD ECU Communication Line Inspection
When the data (for status of ESD system) is not sent from the ESD ECU to the meter unit and ECU, the service code 3C is displayed.
The data is sent through the CAN communication line.
The service code 3C is detected with the meter unit.
The FI symbol does not appear in this error code.
When the service code 3C is detected, the yellow warning indicator light (LED) [A] goes on, and the ESD warning symbol [B] and code of 3C [C] displayed on the LCD.


Special Tool - Hand Tester: 57001-1394
Wiring Inspection ESD ECU Connector [A] ←→ Meter Unit Connector [B] GY/BL lead (ESD ECU terminal 10) [C] LB lead (ESD ECU terminal 1) [D]
If the wiring is good, replace the ESD ECU (see ESD ECU Removal/Installation in the Steering chapter).
Air Intake Solenoid Valve (Service Code 2d, Equipped Models)
ESD (Electronic Steering Damper) Actuator Error (Service Code E2E, 
ZX1000JD/KD)Throttle Control System
   Check the throttle grip play each day
before riding the motorcycle, and carry
out maintenance and adjustments in
accordance with the Periodic Maintenance
Chart. Adjust it if necessary.
Throttle Grip
The throttle grip controls the butterfly
valves in the throttle body. If the throttle
grip ha ...
   
Exhaust Butterfly Valve Cable Installation
   
	Confirm whether pulley [A] is an angle shown in the figure.
	41.7° ±7° [B]
This position is original position of the pulley.
NOTE
Correct the position electrically after confirming the use
is discontinued and there is no damage when differing
from the angle of shown in the figure.
 ...
   
Spring Preload Adjustment
   
	Remove the rear shock absorber from the frame (see
	Rear Shock Absorber Removal).
	Loosen the locknut and turn out the adjusting nut to free
	the spring.
Special Tools - Hook Wrench T=3.2 R37: 57001-1539
Hook Wrench R=35: 57001-1580
	To adjust the spring preload, turn in the adjusting n ...