1. ECU
2. Battery
3. Vehicle-down Sensor
4. Exhaust Butterfly Valve Actuator
5. Vacuum Chamber (Other than US, CA and CAL Models)
6. Air Intake Valve Actuator (Other than US, CA and CAL Models)
7. Air Intake Valve (Other than US, CA and CAL Models)
8. Air Flow
9. Air Intake Solenoid Valve (Other than US, CA and CAL Models)
10. Intake Air Pressure Sensor #2
11. Intake Air Pressure Sensor #1
12. Intake Air Temperature Sensor
13. Subthrottle Valve Actuator
14. Main Throttle Sensor
15. Subthrottle Sensor
16. Water Temperature Sensor
17. Fuel Injectors
18. Primary Fuel Hose
19. Fuel Pump
20. Fuel Filter
21. Pressure Regulator
22. Oxygen Sensor (Equipped Models)
23. Gear Position Switch
24. Wheel Rotation Sensors
25. Crankshaft Sensor
26. Fuel Flow
Exploded View
DFI System Wiring DiagramDFI Parts Location
Main Throttle Sensor [A]
Subthrottle Sensor [B]
Idle Speed Control Valve Actuator [C]
Subthrottle Valve Actuator [D]
Intake Air Pressure Sensor #2 [E]
Stick Coils #1, #2, #3, #4 [F]
Air Switching Valve [G]
Intake Air Pressure Sensor #1 [H]
Water Temperature Sensor [A]
Primary Fuel Injec ...
Subthrottle Valve Actuator Input Voltage Inspection
NOTE
Be sure the battery is fully charged.
Turn the ignition switch to OFF.
Disconnect the subthrottle valve actuator connector and
connect the measuring adapter [A] between these connectors
as shown in the figure.
Main Harness [B]
Subthrottle Valve Actuator [C]
Special Tool ...
General Lubrication
Lubricate the points shown below,
with either motor oil or regular grease,
in accordance with the Periodic Maintenance
Chart or whenever the vehicle
has been operated under wet or rainy
conditions.
Before lubricating each part, clean off
any rusty spots with rust remover and
wipe off any g ...