2007 INFINITI QX56 Factory Service Manual

Page 737 of 3061

INFINITI QX56 2007  Factory Service Manual BL-26
< SERVICE INFORMATION >
POWER DOOR LOCK SYSTEM
Without CONSULT-II
Check voltage between BCM connector M18 or M19 terminals 12,
13, 43, 47, 48 and ground.
OK or NG
OK >> Door switch circuit is OK

Page 738 of 3061

INFINITI QX56 2007  Factory Service Manual POWER DOOR LOCK SYSTEM
BL-27
< SERVICE INFORMATION >
C
D
E
F
G
H
J
K
L
MA
B
BL
N
O
P
Check continuity between front or rear door switch terminal 2 and
exposed metal of switch while pressing and releas

Page 739 of 3061

INFINITI QX56 2007  Factory Service Manual BL-28
< SERVICE INFORMATION >
POWER DOOR LOCK SYSTEM
Check voltage between BCM connector M18 terminal 37 and
ground.
OK or NG
OK >> Key switch (insert) circuit is OK.
NG >> GO TO 2.
2.CHECK KEY SWITCH

Page 740 of 3061

INFINITI QX56 2007  Factory Service Manual POWER DOOR LOCK SYSTEM
BL-29
< SERVICE INFORMATION >
C
D
E
F
G
H
J
K
L
MA
B
BL
N
O
P
OK or NG
OK >> Door lock and unlock switch circuit is OK.
NG >> GO TO 2.
2.CHECK DOOR LOCK/UNLOCK SWITCH GROUND HAR

Page 741 of 3061

INFINITI QX56 2007  Factory Service Manual BL-30
< SERVICE INFORMATION >
POWER DOOR LOCK SYSTEM
3. Check continuity between BCM connector M18 terminal 22 and
power window and door lock/unlock switch RH connector D105
terminal 16.
OK or NG
OK >

Page 742 of 3061

INFINITI QX56 2007  Factory Service Manual POWER DOOR LOCK SYSTEM
BL-31
< SERVICE INFORMATION >
C
D
E
F
G
H
J
K
L
MA
B
BL
N
O
P
3. Check continuity between BCM connector M18 (A) terminal 30
and glass hatch switch connector D710 (B) terminal 2.

Page 743 of 3061

INFINITI QX56 2007  Factory Service Manual BL-32
< SERVICE INFORMATION >
POWER DOOR LOCK SYSTEM
Front Door Lock Assembly LH (Actuator) Check
INFOID:0000000003532908
1.CHECK DOOR LOCK ACTUATOR SIGNAL
1. Turn ignition switch OFF.
2. Check voltag

Page 744 of 3061

INFINITI QX56 2007  Factory Service Manual POWER DOOR LOCK SYSTEM
BL-33
< SERVICE INFORMATION >
C
D
E
F
G
H
J
K
L
MA
B
BL
N
O
P
OK or NG
OK >> GO TO 2.
NG >> Replace BCM. Refer to BCS-24, "
BCM".
2.CHECK FRONT DOOR LOCK ACTUATOR RH HARNESS
1.