Infiniti M35/M45 Y50. Manual — part 243
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POWER DOOR LOCK SYSTEM
BL-41
C
D
E
F
G
H
J
K
L
M
A
B
BL
Door Key Cylinder Switch Check
NIS001X6
1.
CHECK DOOR KEY CYLINDER SWITCH INPUT SIGNAL
With CONSULT-II
Check (“KEY CYL LK-SW”, “KEY CYL UN-SW”) in “DATA MONITOR” mode for “POWER DOOR ROCK SYS-
TEM” with CONSULT-II.
Without CONSULT-II
1.
Turn ignition switch OFF.
2.
Check voltage between power window main switch connector and ground.
OK or NG
OK
>> Key cylinder switch circuit is OK.
NG
>> GO TO 2.
2.
CHECK HARNESS CONTINUITY
1.
Disconnect power window main switch and front door key lock assembly (driver side) connector.
2.
Check continuity between power window main switch connector and front door lock assembly (driver side)
connector.
OK or NG
OK
>> GO TO 3.
NG
>> Repair or replace harness.
Monitor item
Condition
KEY CYL LK-SW
Lock
: ON
Neutral / Unlock
: OFF
KEY CYL UN-SW
Unlock
: ON
Neutral / Lock
: OFF
PIIA6285E
Terminals
Key position
Voltage (V)
(Approx.)
(+)
(–)
Power window
main switch
connector
Terminal
D10
4
Ground
Lock
0
Neutral / Unlock
5
6
Unlock
0
Neutral / Lock
5
PIIB5956E
A
B
Continuity
Power window
main switch
connector
Terminal
Front door lock
assembly
(driver side)
connector
Terminal
D10
4
D14
6
Yes
6
5
PIIB5973E
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BL-42
POWER DOOR LOCK SYSTEM
3.
CHECK DOOR KEY CYLINDER SWITCH GROUND
Check continuity between front door lock assembly (driver side) connector ground.
OK or NG
OK
>> GO TO 4.
NG
>> Repair or replace harness.
4.
CHECK DOOR KEY CYLINDER SWITCH
Check front door lock assembly (driver side).
OK or NG
OK
>> INSPECTION END.
NG
>> Replace front door key cylinder (driver side) switch.
Front door lock
assembly
(driver side)
connector
Terminal
Continuity
D14
4
Ground
Yes
PIIB5974E
Terminal
Key position
Continuity
Front door lock assembly
(driver side)
5
4
Unlock
Yes
Neutral / Lock
No
6
Lock
Yes
Neutral / Unlock
No
PIIB5975E
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INTELLIGENT KEY SYSTEM
BL-43
C
D
E
F
G
H
J
K
L
M
A
B
BL
INTELLIGENT KEY SYSTEM
PFP:285e2
Component Parts and Harness Connector Location
NIS001X7
1.
Fuse block (J/B) fuse layout
2.
Fuse and fusible link box
3.
BCM M1, M2, M3 (View with instru-
ment lower panel RH removed)
4.
IPDM E/R E9
5.
Push-button ignition switch M27
(Push switch)
6.
Combination meter M52
PIIB5860E
BL-44
INTELLIGENT KEY SYSTEM
7.
Unified meter and A/C amp. M64, M65
8.
Trunk opener cancel switch M99
9.
Front door switch (Driver side) B11
10. Rear door switch LH B53
11. Front door lock assembly D14
(Unlock sensor)
12. Trunk lid lock assembly T106
(Trunk room lamp switch)
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