Infiniti M45 (Y34). Manual - part 206

POWER DOOR LOCK SYSTEM

BL-49

C

D

E

F

G

H

J

K

L

M

A

B

BL

Check Door Unlock Sensor

AIS002ER

1. 

CHECK DOOR UNLOCK SENSOR INPUT SIGNAL

 With CONSULT-II

Check door unlock sensor “LOCK SIG” in “DATA MONITOR” mode with CONSULT-II.

 Without CONSULT-II

Check door lock knob operation in Switch monitor mode.
Refer to Remote keyless entry system, 

BL-40, "SWITCH MONITOR"

.

OK or NG?

OK

>> Door unlock sensor is OK.

NG

>> GO TO 2.

2. 

CHECK DOOR UNLOCK SENSOR INPUT SIGNAL

1.

Turn ignition switch OFF.

2.

Disconnect door lock actuator connector.

3.

Check voltage between each door control unit and ground.

OK or NG?

OK

>> GO TO 3.

NG

>> Replace malfunctioning door control unit.

When door is locked

: LOCK SIG LOCK

When door is unlocked

: LOCK SIG UNLK

PIIA2803E

 Door control unit connector

Terminal (Wire color)

Voltage (V)

Front door

 Driver side: D8

6 (G/Y) 

−

 ground

Approx. 5

Passenger side: D38

2 (G/Y) 

−

 ground

Rear door

LH: D58

RH: D78

PIIA2860E

BL-50

POWER DOOR LOCK SYSTEM

3. 

CHECK DOOR UNLOCK SENSOR SIGNAL CIRCUIT

1.

Disconnect door control unit connector.

2.

Check continuity between door control unit and door lock actuator (door unlock sensor).

3.

Check continuity between door control unit and ground.

OK or NG?

OK

>> GO TO 4.

NG

>> Repair or replace malfunctioning harness.

4. 

CHECK DOOR UNLOCK SENSOR GROUND CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect door lock actuator connector.

3.

Check voltage between each door control unit and ground.

OK or NG?

OK

>> Replace door lock actuator (door unlock sensor).

NG

>> Repair or replace malfunctioning harness.

 Connector

Terminal 

(wire color)

Connector

Terminal 

(Wire color)

Continuity

Driver side: 
D8

 6 (G/Y)

D11

2 (G/Y)

Should exist

Passenger 
side: D38

2 (G/Y)

D41

Rear LH: 
D58

D61

Rear RH: 
D78

D81

 Connector

Terminal (wire color)

Continuity

Driver side: D8

 6 (G/Y) 

−

 ground

Should not exist

Passenger side: D38

2 (G/Y) 

−

 ground

Rear LH: D58

Rear RH: D78

PIIA2857E

PIIA2858E

 Connector

Terminal (wire color)

Continuity

Driver side: D11

 4 (B) 

−

 ground

Should exist

Passenger side: D41

Rear LH: D61

Rear RH: D81

PIIA2859E

REMOTE KEYLESS ENTRY SYSTEM

BL-51

C

D

E

F

G

H

J

K

L

M

A

B

BL

REMOTE KEYLESS ENTRY SYSTEM

PFP:28596

Component Parts and Harness Connector Location

AIS001PT

PIIA2790E

BL-52

REMOTE KEYLESS ENTRY SYSTEM

Component Parts and Harness Connector Location

AIS001PU

PIIA2791E