Nissan Murano Z50 (2003 year). Manual — part 221

LT-24

HEADLAMP - XENON TYPE -

Revision; 2004 April

2003 Murano

●

Type21

●

Type22

●

Type23

SKIA4922E

SKIA4923E

SKIA4924E

HEADLAMP - XENON TYPE -

LT-25

C

D

E

F

G

H

I

J

L

M

A

B

LT

Revision; 2004 April

2003 Murano

●

Type24

SKIA4925E

LT-26

HEADLAMP - XENON TYPE -

Revision; 2004 April

2003 Murano

Input/output Signal Chart

T: Transmit R: Receive

Signals

ECM

TCM

Low

tire

pres-

sure

warn-

ing

con-

trol

unit

Dis-
play

unit

Dis-
play

con-

trol

unit

BCM

Uni-

fied

meter

and A/

C

amp.

Driver

seat
con-

trol

unit

AWD

con-

trol

unit

ABS

actua-

tor

and

elec-

tric

unit

(con-

trol

unit)

IPDM

E/R

CVT position indicator signal

T

R

Second position signal

R

T

Second position indicator signal

T

R

Engine speed signal

T

R

R

R

R

R

R

Engine status signal

T

R

Engine coolant temperature signal

T

R

Accelerator pedal position signal

T

R

R

Closed throttle position signal

T

R

Wide open throttle position signal

T

R

Key switch signal

T

R

Ignition switch signal

T

R

R

P range signal

T

R

Stop lamp switch signal

R

T

R

Fuel consumption monitor signal

T

R

CVT self-diagnosis signal

R

T

ABS operation signal

R

R

T

Air conditioner switch signal

R

T

A/C compressor request signal

T

R

A/C compressor feedback signal

T

R

Blower fan motor switch signal

R

T

A/C control signal

T

T

R

R

R

T

Cooling fan speed request signal

T

R

Position lights request signal

T

R

R

Low beam request signal

T

R

Low beam status signal

R

T

High beam request signal

T

R

R

High beam status signal

R

T

Front fog lights request signal

T

R

Vehicle speed signal

R

R

R

T

R

R

R

R

T

R

Sleep request 1 signal

T

R

Sleep request 2 signal

T

R

Door switch signal

R

T

R

R

T

R

R

R

Key fob ID signal

T

R

Key fob door unlock signal

T

R

HEADLAMP - XENON TYPE -

LT-27

C

D

E

F

G

H

I

J

L

M

A

B

LT

Revision; 2004 April

2003 Murano

Turn indicator signal

T

R

Seat belt buckle switch signal

R

T

Oil pressure switch signal

R

T

T

R

Buzzer output signal

T

R

Fuel level sensor signal

R

T

Fuel level low warning signal

R

R

T

Malfunction indicator lamp signal

T

R

ASCD SET lamp signal

T

R

ASCD CRUISE lamp signal

T

R

Input shaft revolution signal

R

T

Output shaft revolution signal

R

T

Front wiper request signal

T

R

Front wiper stop position signal

R

T

Rear window defogger switch signal

T

R

Rear window defogger control signal

R

R

R

T

Engine and CVT integrated control
signal

T

R

R

T

Hood switch signal

R

T

Theft warning horn request signal

T

R

Horn chirp signal

T

R

Tire pressure signal

T

R

Tire pressure data signal

T

R

R

ABS warning lamp signal

R

T

Brake warning lamp signal

R

T

System setting signal

T

T

R

AWD warning lamp signal

R

T

AWD lock indicator lamp signal

R

T

AWD lock switch signal

T

R

Parking brake switch signal

R

T

R

Signals

ECM

TCM

Low

tire

pres-

sure

warn-

ing

con-

trol

unit

Dis-
play

unit

Dis-
play

con-

trol

unit

BCM

Uni-

fied

meter

and A/

C

amp.

Driver

seat
con-

trol

unit

AWD

con-

trol

unit

ABS

actua-

tor

and

elec-

tric

unit

(con-

trol

unit)

IPDM

E/R

LT-28

HEADLAMP - XENON TYPE -

Revision; 2004 April

2003 Murano

TYPE 25/TYPE26/TYPE 27/TYPE 28/TYPE 29/TYPE 30/TYPE 31/TYPE 32
System Diagram

●

Type25

●

Type26

●

Type27

SKIA4926E

SKIA4927E

SKIA4928E

HEADLAMP - XENON TYPE -

LT-29

C

D

E

F

G

H

I

J

L

M

A

B

LT

Revision; 2004 April

2003 Murano

●

Type28

●

Type29

●

Type30

SKIA4929E

SKIA4930E

SKIA4931E

LT-30

HEADLAMP - XENON TYPE -

Revision; 2004 April

2003 Murano

●

Type31

●

Type32

SKIA4932E

SKIA4933E

HEADLAMP - XENON TYPE -

LT-31

C

D

E

F

G

H

I

J

L

M

A

B

LT

Revision; 2004 April

2003 Murano

Input/output Signal Chart

T: Transmit R: Receive

Signals

ECM

TCM

Low

tire

pres-

sure

warn-

ing

con-

trol

unit

Dis-
play

unit

Dis-
play

con-

trol

unit

BCM

Uni-

fied

meter

and
A/C

amp.

Steer

ing

angle

sen-

sor

Drive

r seat

con-

trol

unit

AWD

con-

trol

unit

ABS

actu-

ator
and

elec-

tric

unit

(con-

trol

unit)

IPDM

E/R

Engine and CVT integrated control
signal

T

R

R

T

Second position signal

R

T

VDC operation signal

R

R

T

Stop lamp switch signal

R

T

R

Key switch signal

T

R

Ignition switch signal

T

R

R

P range signal

T

R

R

Closed throttle position signal

T

R

Wide open throttle position signal

T

R

Second position indicator signal

T

R

R

Engine speed signal

T

R

R

R

R

R

R

Engine status signal

T

R

Engine coolant temperature signal

T

R

Accelerator pedal position signal

T

R

R

R

Fuel consumption monitor signal

T

R

CVT self-diagnosis signal

R

T

Input shaft revolution signal

R

T

R

Output shaft revolution signal

R

T

R

Air conditioner switch signal

R

T

A/C compressor request signal

T

R

A/C compressor feedback signal

T

R

T

Blower fan motor switch signal

R

T

A/C control signal

T

T

R

R

R

T

Cooling fan speed request signal

T

R

Position lights request signal

T

R

R

Low beam request signal

T

R

Low beam status signal

R

T

High beam request signal

T

R

R

High beam status signal

R

T

Front fog lights request signal

T

R

Vehicle speed signal

R

R

R

T

R

R

R

R

T

R

Sleep request 1 signal

T

R

Sleep request 2 signal

T

R

LT-32

HEADLAMP - XENON TYPE -

Revision; 2004 April

2003 Murano

Door switch signal

R

T

R

R

T

R

R

R

Turn indicator signal

T

R

Key fob ID signal

T

R

Key fob door unlock signal

T

R

Seat belt buckle switch signal

R

T

Oil pressure switch signal

R

T

T

R

Buzzer output signal

T

R

Fuel level sensor signal

R

T

Fuel level low warning signal

R

R

T

Malfunction indicator signal

T

R

ASCD SET lamp signal

T

R

ASCD CRUISE lamp signal

T

R

Front wiper request signal

T

R

Front wiper stop position signal

R

T

Rear window defogger switch signal

T

R

Rear window defogger control signal

R

R

R

T

Hood switch signal

R

T

Theft warning horn request signal

T

R

Horn chirp signal

T

R

Steering angle sensor signal

T

R

Tire pressure signal

T

R

Tire pressure data signal

T

R

R

CVT position indicator signal

T

R

R

ABS warning lamp signal

R

T

VDC OFF indicator lamp signal

R

T

SLIP indicator lamp signal

R

T

Brake warning lamp signal

R

T

System setting signal

T

T

R

AWD warning lamp signal

R

T

AWD lock indicator lamp signal

R

T

AWD lock switch signal

T

R

Parking brake switch signal

R

T

R

Signals

ECM

TCM

Low

tire

pres-

sure

warn-

ing

con-

trol

unit

Dis-
play

unit

Dis-
play

con-

trol

unit

BCM

Uni-

fied

meter

and
A/C

amp.

Steer

ing

angle

sen-

sor

Drive

r seat

con-

trol

unit

AWD

con-

trol

unit

ABS

actu-

ator
and

elec-

tric

unit

(con-

trol

unit)

IPDM

E/R

HEADLAMP - XENON TYPE -

LT-33

C

D

E

F

G

H

I

J

L

M

A

B

LT

Revision; 2004 April

2003 Murano

Schematic

AKS007L0

TKWA0737E

LT-34

HEADLAMP - XENON TYPE -

Revision; 2004 April

2003 Murano

Wiring Diagram — H/LAMP —

AKS007L1

TKWA0738E

HEADLAMP - XENON TYPE -

LT-35

C

D

E

F

G

H

I

J

L

M

A

B

LT

Revision; 2004 April

2003 Murano

TKWA0739E

LT-36

HEADLAMP - XENON TYPE -

Revision; 2004 April

2003 Murano

TKWA0740E

HEADLAMP - XENON TYPE -

LT-37

C

D

E

F

G

H

I

J

L

M

A

B

LT

Revision; 2004 April

2003 Murano

TKWA0741E

LT-38

HEADLAMP - XENON TYPE -

Revision; 2004 April

2003 Murano

Terminals and Reference Value for BCM

AKS007L2

Terminals and Reference Values for IPDM E/R

AKS007L3

Terminal

No.

Wire

color

Signal name

Measuring condition

Reference value

Ignition

switch

Operation or condition

7

W/B

Battery power supply

OFF

—

Battery voltage

8

B

Ground

ON

—

Approx. 0V

35

R

Ignition switch (ON)

ON

—

Battery voltage

36

P/B

Ignition switch (ACC)

ACC

—

Battery voltage

40

R/B

Combination switch output 2

ON

Lighting, turn, wiper OFF

41

R/G

Combination switch output 3

42

P/L

Combination switch output 4

43

R

Combination switch output 5

47

R/W

Combination switch output 1

48

L/W

Combination switch input 1

ON

Lighting, turn, wiper OFF

4.5V or more

49

G/B

Combination switch input 2

50

LG/R

Combination switch input 3

51

G/Y

Combination switch input 4

52

LG/B

Combination switch input 5

70

L

CAN

−

H

—

—

—

71

Y

CAN

−

L

—

—

—

72

O

K-LINE

—

—

—

SKIA1119J

Terminal

No.

Wire

color

Signal name

Measuring condition

Reference value

Ignition

switch

Operation or condition

14

B

Ground

ON

—

Approx. 0V

21

L

Headlamp low (LH)

ON

Lighting switch
2ND position

OFF

Approx. 0V

ON

Battery voltage

22

G

Headlamp high (LH)

ON

Lighting switch
HIGH or PASS
position

OFF

Approx. 0V

ON

Battery voltage

24

L/W

Headlamp high (RH)

ON

Lighting switch
HIGH or PASS
position

OFF

Approx. 0V

ON

Battery voltage

27

R/Y

Headlamp low (RH)

ON

Lighting switch
2ND position

OFF

Approx. 0V

ON

Battery voltage

45

B

Ground

ON

—

Approx. 0V

48

L

CAN

−

H

—

—

—

49

Y

CAN

−

L

—

—

—

HEADLAMP - XENON TYPE -

LT-39

C

D

E

F

G

H

I

J

L

M

A

B

LT

Revision; 2004 April

2003 Murano

How to Proceed With Trouble Diagnosis

AKS007L4

1.

Confirm the symptom or customer complaint.

2.

Understand operation description and function description. Refer to

LT-8, "System Description"

.

3.

Perform the Preliminary Check. Refer to

LT-39, "Preliminary Check"

.

4.

Check symptom and repair or replace the cause of malfunction.

5.

Does the headlamp operate normally? If YES: GO TO 6. If NO: GO TO 4.

6.

INSPECTION END

Preliminary Check

AKS007L5

CHECK POWER SUPPLY AND GROUND CIRCUIT

1.

CHECK FUSES

●

Check for blown fuses.

Refer to

LT-34, "Wiring Diagram — H/LAMP —"

.

OK or NG

OK

>> GO TO 2.

NG

>> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse. Refer to

PG-

3, "POWER SUPPLY ROUTING CIRCUIT"

.

2.

CHECK POWER SUPPLY CIRCUIT

1.

Disconnect BCM connector.

2.

Check voltage between BCM harness connector and ground.

OK or NG

OK

>> GO TO 3.

NG

>> Check harness for open or short between BCM and fuse.

Unit

Power source

Fuse and fusible link No.

BCM

Battery

F

Ignition switch ON or START position

1

Ignition switch ACC or ON position

6

IPDM E/R

Battery

83

84

85

86

Terminals

Ignition switch position

(+)

(-)

OFF

ACC

ON

Connector

Terminal

(Wire color)

E118

7 (W/B)

Ground

Battery
voltage

Battery
voltage

Battery
voltage

M35

35 (R)

0V

0V

Battery
voltage

M35

36 (P/B)

0V

Battery
voltage

Battery
voltage

SKIA3192E