Discovery electrical Manual - part 9

MULTIPORT FUEL INJECTION (MFI–T16)

A2

6

CIRCUIT DIAGRAM

Z132
Engine Control
Module (ECM)

C1007

17

E100

Z201
Knock Sensor
Shield

S112

X249
Knock Sensor

See Ground Dis-
tribution

31

32

2

C1005

1

Z201
Knock Sensor
Shield

C1005

KB

LGS

Z202
Crankshaft Posi-
tion Sensor
Shield

X250
Crankshaft Posi-
tion Sensor

2

C1004

1

Z202
Crankshaft Posi-
tion Sensor
Shield

C1004

WU

UP

SCR

SCR

E

A2-7

S

N

MULTIPORT FUEL INJECTION (MFI–T16)

A2

7

CIRCUIT DIAGRAM

33

X126
Engine Coolant
Temperature
Sensor

Z132
Engine Control
Module (ECM)

34

16

10

15

C1007

9

C1006

2

3

BO

BG

X171
Throttle Position
Sensor

Z132
Engine Control
Module (ECM)

X128
Engine Fuel Tem-
perature Sensor

X248
Intake Air Tem-
perature Sensor

C1000

1

C1000

2

C150

1

C150

2

C152

2

C152

1

KG

YU

KO

X321
Data Link Con-
nector (MFI)

C1006

1

30

C1007

8

S137

C149

3

2

KP

C149

1

KB

GY

KB

KB

KB

KB

KB

KB

E

A2-6

MULTIPORT FUEL INJECTION (MFI–T16)

A2

8

CIRCUIT DIAGRAM

With Air Condi-
tioning

C241

86

C1007

19

BS

K108
Compressor
Clutch Relay

Z132
Engine Control
Module (ECM)

17

C217

With Air Condi-
tioning

86

C1007

35

30

BN

K170
A/C Logic Relay

30

6

BP

C292

86

K109
Condenser Fan
Relay

C238

85

K190
Cooling Fan Re-
lay

85

Without Air
Conditioning

86

With Air Condi-
tioning

C242

SEQUENTIAL MULTIPORT FUEL INJECTION (SFI–V8) (NAS ONLY)

A3

1

CIRCUIT DIAGRAM

E102

See Ground Dis-
tribution

S141

S140

17

7

C1033

19

5

C1033

16

9

10

B

B

B

B

C144

C144

1

2

3

C1028

1

C100

30

F 7

20 A

6

C1029

[1]

3

C1030

8

NLG

Z207
Multi–Function
Relay Unit

[1]

Multiport
Fuel Injec-
tion Load
Relay

[2]

Secondary
Air Injection
Valve Relay

[3]

Heated Oxy-
gen Sensor

[2]

[3]

UR

NO

P125
Engine Compart-
ment Fuse Box

K132
Evaporative
Emission Can-
ister Purge Valve

S139

3

C1029

NO

SY

Z132
Engine Control
Module (ECM)

5

6

C1030

5

1

2

C1029

4 C1030

Not used

A

A3-2

C1032

NAS

6

C1034

C1034

1

2

K233
Evaporative
Emission Can-
ister Vent Seal
Valve

NR