Infiniti M35/M45 Y50. Manual - part 257

INTELLIGENT KEY SYSTEM

BL-97

C

D

E

F

G

H

J

K

L

M

A

B

BL

Check Trunk Room Lamp Switch

NIS001XP

1. 

CHECK TRUNK ROOM LAMP SWITCH INPUT SIGNAL

 With CONSULT-II

Check (“TRUNK SW”) in “DATA MONITOR” mode with CONSULT-II.

 Without CONSULT-II

1.

Turn ignition switch OFF.

2.

Check voltage between BCM connector and ground.

OK or NG

OK

>> Trunk room lamp switch circuit is OK.

NG

>> GO TO 2.

2. 

CHECK TRUNK ROOM LAMP SWITCH

1.

Turn ignition switch OFF.

2.

Disconnect trunk lid lock assembly connector.

3.

Check trunk room lamp switch.

OK or NG

OK

>> GO TO 3.

NG

>> Replace trunk room lamp switch.

Monitor item

Condition

TRUNK SW

OPEN

: ON

CLOSE

: OFF

PIIB1362E

Terminals

Trunk

condition

Voltage (V)

(Approx.)

(+)

(–)

BCM connector

Terminal

M3

57

Ground

OPEN

0

CLOSE

Battery voltage

PIIB6326E

Terminal

Trunk condition

Continuity

Trunk room lamp switch

1

2

OPEN

Yes

CLOSE

No

PIIB8995E

BL-98

INTELLIGENT KEY SYSTEM

3. 

CHECK TRUNK ROOM LAMP SWITCH CIRCUIT

1.

Disconnect BCM connector.

2.

Check continuity between BCM connector and trunk lid lock assembly connector.

3.

Check continuity between BCM connector and ground.

OK or NG

OK

>> GO TO 4.

NG

>> Repair or replace harness between BCM and trunk room lamp switch.

4. 

CHECK TRUNK ROOM LAMP SWITCH GROUND CIRCUIT

Check continuity between trunk lid lock assembly connector and ground.

OK or NG

OK

>> GO TO 5.

NG

>> Repair or replace trunk room lamp switch ground circuit.

5. 

CHECK BCM OUTPUT SIGNAL

1.

Connect BCM connector.

2.

Check voltage between BCM connector and ground.

OK or NG

OK

>> Check the condition of harness and connector.

NG

>> Replace BCM.

A

B

Continuity 

BCM connector

Terminal

Trunk lid lock 

assembly

connector

Terminal

M3

57

T106

1

Yes

A

Ground

Continuity 

BCM connector

Terminal

M3

57

No

PIIB8997E

Trunk lid lock 

assembly 

connector

Terminal

Ground

Continuity 

T106

2

Yes

PIIB8996E

Terminals

Voltage (V)

(Approx.)

(+)

(–)

BCM connector

Terminal

M3

57

Ground

Battery voltage

PIIB6326E

INTELLIGENT KEY SYSTEM

BL-99

C

D

E

F

G

H

J

K

L

M

A

B

BL

Check Door Request Switch

NIS001XQ

1. 

CHECK DOOR REQUEST SWITCH

 With CONSULT-II

Check door request switch (“DR REQ SW” or “AS REQ SW”) in “DATA MONITOR” mode.

 Without CONSULT-II

1.

Turn ignition switch OFF.

2.

Check voltage between Intelligent Key unit harness connector and ground.

OK or NG

OK

>> Door request switch is OK.

NG

>> GO TO 2.

Monitor item

Condition

DR REQ SW
AS REQ SW

Door request switch is pressed: ON

Door request switch is released: OFF

PIIB4260E

Terminals

Door 

request 

switch 

Condition

Voltage (V)

(Approx.)

(+)

(–)

Intelligent Key unit

connector

Terminal

M32

Door request 

switch

(driver side)

2

Ground

Pressed

0

Released

5

Door request 

switch

(passenger side)

22

Pressed

0

Released

5

PIIB6330E

BL-100

INTELLIGENT KEY SYSTEM

2. 

CHECK DOOR REQUEST SWITCH CIRCUIT

1.

Disconnect Intelligent Key unit and front outside handle connector.

2.

Check continuity between Intelligent Key unit connector and front outside handle connector.

3.

Check continuity between Intelligent Key unit connector and
ground.

OK or NG

OK

>> GO TO 3.

NG

>> Repair or replace harness between Intelligent Key unit and front outside handle.

3. 

CHECK DOOR REQUEST SWITCH OPERATION

Check front outside handle.

OK or NG

OK

>> GO TO 4.

NG

>> Replace malfunction front outside handle.

4. 

CHECK DOOR REQUEST SWITCH GROUND CIRCUIT

Check continuity between front outside handle connector and ground.

OK or NG

OK

>> GO TO 5.

NG

>> Repair or replace front outside handle ground circuit.

A

B

Continuity 

Intelligent Key 
unit connector

Terminal

Front outside

handle connector

Terminal

M32

2

D15 (LH)

3

Yes

22

D45 (RH)

A

Ground

Continuity 

Intelligent Key unit

connector

Terminal

M32

2

No

22

PIIB6331E

Terminal

Door request 

switch condition

Continuity

Front outside handle

3

4

Pressed

Yes

Released

No

PIIB6332E

Front outside

handle

 connector

Terminal

Ground

Continuity 

D15 (LH)

4

Yes

D45 (RH)

PIIB6333E