Subthrottle Sensor Resistance
Connections: BL lead [D] ←→ BR/BK lead [C]
Standard: 4 
6 kΩ
If the reading is out of the standard, replace the throttle body assy.
If the reading is within the standard, but the problem still exists, replace the ECU (see ECU Removal/Installation in the Fuel System (DFI) chapter).
Subthrottle Sensor Circuit
1. ECU
2. Subthrottle Sensor
3. Main Throttle Sensor
Subthrottle Sensor Output Voltage Inspection
Oxygen Sensor - not activated (Service Code 33, Equipped Models)Air Intake Solenoid Valve (Service Code 2d, Equipped Models)
Air Intake Solenoid Valve Removal/Installation
Refer to the Air Intake Solenoid Valve Removal/Installation
in the Fuel System (DFI) chapter.
Air Intake Solenoid Valve Inspection
Refer to the Air Intake Solenoid Valve Unit Test in the
Electrical System chapter.
If the air intake ...
DFI Servicing Precautions
There are a number of important precautions that should
be followed servicing the DFI system.
This DFI system is designed to be used with a 12 V sealed
battery as its power source. Do not use any other battery
except for a 12 V sealed battery as a power source.
Do not reverse the battery ...
Meter Unit Circuit (ZX1000K Model)
1. Ignition Switch
2. Joint Connector F
3. Stop Watch Button
4. Oil Pressure Switch
5. Crankshaft Sensor
6. Water Temperature Sensor
7. Gear Position Switch
8. Intake Air Temperature Sensor
9. ESD ECU (ZX1000JD/KD)
10. ECU
11. Rear Wheel Rotation Sensor
12. Frame Ground 1
13. Engine ...