Infiniti M35/M45 Y50. Manual - part 292

VEHICLE SECURITY (THEFT WARNING) SYSTEM

BL-237

C

D

E

F

G

H

J

K

L

M

A

B

BL

HOOD SWITCH CHECK

1. 

CHECK HOOD SWITCH

Check hood switch and hood fitting condition.

OK or NG

OK

>> GO TO 2.

NG

>> Adjust installation of hood switch.

2. 

CHECK HOOD SWITCH INPUT SIGNAL

 With CONSULT-II

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

●

When hood is opened:

●

When hood is closed:

 Without CONSULT-II

Check voltage between IPDM E/R connector and ground.

OK or NG

OK

>> Hood switch is OK, and go to 

BL-239, "TRUNK ROOM

LAMP SWITCH CHECK"

 .

NG

>> GO TO 3.

3. 

CHECK HOOD SWITCH

1.

Turn ignition switch OFF.

2.

Disconnect hood switch connector.

3.

Check continuity between hood switch terminals 1 and 2.

OK or NG

OK

>> GO TO 4.

NG

>> Replace hood switch.

HOOD SW

: ON

HOOD SW

: OFF

PIIA7006E

IPDM E/R con-

nector

Terminals

Condition of hood

Voltage [V]

(Approx.)

(+)

(-)

E9

60

Ground

OPEN

0

CLOSE

Battery voltage

PIIB6214E

Hood 

switch

Terminals

Condition of hood 

switch

Continuity

E44

1

 2

Pressed

No

Released

Yes

PIIB6215E

BL-238

VEHICLE SECURITY (THEFT WARNING) SYSTEM

4. 

CHECK HOOD SWITCH CIRCUIT

1.

Disconnect IPDM E/R connector.

2.

Check continuity between hood switch connector and IPDM E/R
connector.

3.

Check continuity between hood switch connector and ground.

OK or NG

OK

>> GO TO 5.

NG

>> Repair or replace hood switch harness.

5. 

CHECK HOOD SWITCH GROUND CIRCUIT

Check continuity between hood switch connector and ground.

OK or NG

OK

>> Check condition of harness and connector.

NG

>> Repair or replace hood switch harness.

A

B

Continuity 

Hood switch

connector

Terminal

IPDM E/R
connector

Terminal

E44

2

E9

60

Yes

A

Ground

Continuity 

Hood switch connector

Terminal

E44

2

No

PIIB6216E

Hood switch

Terminal

Ground

Continuity 

E44

1

Yes

PIIB6217E

VEHICLE SECURITY (THEFT WARNING) SYSTEM

BL-239

C

D

E

F

G

H

J

K

L

M

A

B

BL

TRUNK ROOM LAMP SWITCH CHECK

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-240

VEHICLE SECURITY (THEFT WARNING) 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