3-10 FUEL SYSTEM (DFI)

DFI System

DFI System

FUEL SYSTEM (DFI) 3-11

DFI System

1.ECU

2.Battery 12 V 8 Ah

3.Main Throttle Sensor

4.Inlet Air Temperature Sensor

5.Subthrottle Valve Actuator

6.Subthrottle Sensor

7.Fuel Injectors

8.Vehicle-down Sensor

9.Delivery Pipe Assy

10.Fuel Filter

11.Pressure Regulator

12.Fuel Pump

13.Speed Sensor

14.Gear Position Switch

15.Water Temperature Sensor

16.Crankshaft Sensor

17.Inlet Air Pressure Sensor #2

18.Inlet Air Pressure Sensor #1

19.Exhaust Butterfly Valve Actuator

20.Oxygen Sensor (Equipped Models)

21.Air Flow

22.Fuel Flow

3-12 FUEL SYSTEM (DFI)

DFI System

DFI System Wiring Diagram

FUEL SYSTEM (DFI) 3-13

DFI System

Part Names

1.Gear Position Switch

2.ECU

3.Joint Connector C

4.Immobilizer (Equipped Models)/Kawasaki Diagnostic System Connector

5.Vehicle-down Sensor

6.Fuel Pump

7.Joint Connector D

8.Exhaust Butterfly Valve Actuator

9.Fuse Box

10.Ignition Fuse 15 A

11.ECU Fuse 10 A

12.Oxygen Sensor Heater Fuse 10 A (Equipped Models)

13.Battery 12 V 8 Ah

14.Frame Ground

15.Main Fuse 30 A

16.Relay Box

17.Fuel Pump Relay

18.ECU Main Relay

19.Meter Unit

20.Immobilizer Amplifier

21.Immobilizer Antenna

22.Engine Stop Switch

23.Starter Button

24.Oxygen Sensor (Equipped Models)

25.Ignition Switch

26.Air Switching Valve

27.Spark Plugs

28.Stick Coil #1, #2, #3, #4

29.Speed Sensor

30.Primary Fuel Injector #1

31.Primary Fuel Injector #2

32.Primary Fuel Injector #3

33.Primary Fuel Injector #4

34.Secondary Fuel Injector #1

35.Secondary Fuel Injector #2

36.Secondary Fuel Injector #3

37.Secondary Fuel Injector #4

38.Subthrottle Valve Actuator

39.Subthrottle Sensor

40.Main Throttle Sensor

41.Inlet Air Pressure Sensor #2

42.Inlet Air Pressure Sensor #1

43.Water Temperature Sensor

44.Crankshaft Sensor

45.Inlet Air Temperature Sensor

○Color Codes:

BK: Black	GY: Gray	PU: Purple
BL: Blue	LB: Light Blue	R: Red
BR: Brown	LG: Light Green	V: Violet
CH: Chocolate	O: Orange	W: White
DG: Dark Green	P: Pink	Y: Yellow
G: Green

3-14 FUEL SYSTEM (DFI)

DFI System

Terminal Numbers of ECU Connectors

Terminal Names

1.Subthrottle Valve Actuator: R/Y

2.Subthrottle Valve Actuator: R/W

3.Exhaust Battery Valve Actuator (–): GY

4.Exhaust Butterfly Valve Actuator (+): G/R

5.Exhaust Butterfly Valve Actuator Sensor: R/BK

6.Speed Sensor: Y

7.Main Throttle Sensor: Y/W

8.Inlet Air Pressure Sensor #1: Y/BL

9.Water Temperature Sensor: O

10.Power Supply to Sensors: BL

11.Vehicle-down Sensor: Y/G

12.Fuel Pump Relay: BR/Y

13.Radiator Fan Relay: BK/BL

14.Air Switching Valve: R/BL

15.Power Supply to ECU (from Battery): W/Y

16.Power Supply to ECU (from Battery): W/BK

17.Oxygen Sensor Heater (Equipped Models): G

18.Subthrottle Valve Actuator: Y/R

19.Subthrottle Valve Actuator: W/R

20.Unused

21.Unused

22.Unused

23.Gear Position Switch: W/G

24.Subthrottle Sensor: BR

25.Inlet Air Pressure Sensor #2: G/W

26.Inlet Air Temperature Sensor: G/Y

27.Unused

28.Ground for Sensors: BR/BK

29.Unused

30.Oxygen Sensor (Equipped Models): W/BL

31.Crankshaft Sensor (+): Y/BK

32.Crankshaft Sensor (–): BK/LG

33.ECU Communication Line (to Meter Unit): BR/R

34.Ground for ECU: BK/Y

FUEL SYSTEM (DFI) 3-15

DFI System

35.Primary Fuel Injector #4: BL/Y

36.Secondary Fuel Injector #4: O/Y

37.Engine Stop Switch: R

38.Starter Lockout Switch: R/G

39.Ground: P

40.Unused

41.Secondary Fuel Injector #2: O/G

42.Primary Fuel Injector #2: BL/G

43.Secondary Fuel Injector #1: O/R

44.Primary Fuel Injector #1: BL/R

45.Stick Coil #3: BK/W

46.Stick Coil #2: BK/G

47.Stick Coil #1: BK

48.Primary Fuel Injector #3: BL/BK

49.Secondary Fuel Injector #3: O/BK

50.Starter Button: BK/R

51.External Communication Line (Immobilizer System (Equipped Models)/*KDS): LG/G

52.Sidestand Switch: G/BK

53.Immobilizer Amplifier (Equipped Models): BL/W

54.Immobilizer Amplifier (Equipped Models): LG/W

55.Immobilizer Amplifier (Equipped Models): O/W

56.Meter Unit (Tachometer): LB

57.Unused

58.Ground for Fuel System: BK/Y

59.Ground For Ignition System: BK/Y

60.Stick Coil #4: BK/O

*: KDS (Kawasaki Diagnostic System)