Infiniti M35/M45 Y50. Manual — part 279
![](/vehicles/zatt/cen/houeebante/henghisord.png)
INTELLIGENT KEY SYSTEM/ENGINE START FUNCTION
BL-185
C
D
E
F
G
H
J
K
L
M
A
B
BL
2.
CHECK POWER SUPPLY
1.
Turn ignition switch OFF.
2.
Disconnect key slot connector.
3.
Check voltage between key slot connector and ground.
OK or NG
OK
>> GO TO 3.
NG
>> Check key slot power supply circuit for open or short.
3.
CHECK HARNESS CONTINUITY 1
1.
Disconnect Intelligent Key unit connector.
2.
Check continuity between Intelligent Key unit connector and key slot connector.
3.
Check continuity between Intelligent Key unit connector and
ground.
OK or NG
OK
>> GO TO 4.
NG
>> Repair or replace harness.
4.
CHECK KEY SLOT
Check key slot.
OK or NG
OK
>> Check the condition of harness and connector.
NG
>> Replace key slot.
Terminals
Voltage (V)
(Approx.)
(+)
(–)
Key slot connector
Terminal
M14
1
Ground
Battery voltage
PIIB6258E
A
B
Continuity
Intelligent Key
unit connector
Terminal
Key slot connector
Terminal
M32
19
M14
2
Yes
A
Ground
Continuity
Intelligent Key unit connector
Terminal
M32
19
No
PIIB6259E
Terminal
Condition
Continuity
Key slot
1
2
Key slot inserted
Yes
Key slot removed
No
PIIB6260E
![](/vehicles/zatt/cen/houeebante/etasabe.png)
BL-186
INTELLIGENT KEY SYSTEM/ENGINE START FUNCTION
5.
CHECK HARNESS CONTINUITY 2
1.
Disconnect BCM connector.
2.
Check continuity between BCM connector and key slot connector.
3.
Check continuity between BCM connector and ground.
OK or NG
OK
>> Replace BCM. Refer to "C/U INITIALIZATION", and then perform the registration again after
replacing BCM.
NG
>> Repair or replace harness.
Check NATS Antenna Amp. Built In Key Slot
NIS001Z8
For the circuit information of this diagnosis, refer to Engine Immobilizer System Circuit Diagram.
1.
CHECK POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect key slot connector.
3.
Check voltage between key slot connector and ground.
OK or NG
OK
>> GO TO 2.
NG
>> Check key slot power supply circuit for open or short.
2.
CHECK GROUND CIRCUIT
Check continuity between key slot connector and ground.
OK or NG
OK
>> GO TO 3.
NG
>> Repair or replace harness.
A
B
Continuity
BCM connector
Terminal
Key slot connector
Terminal
M1
37
M14
2
Yes
A
Ground
Continuity
BCM connector
Terminal
M1
37
No
PIIB6261E
Terminals
Voltage (V)
(Approx.)
(+)
(–)
Key slot connector
Terminal
M14
1
Ground
Battery voltage
PIIB6258E
Key slot connector
Terminal
Ground
Continuity
M14
8
Yes
PIIB6262E
![](/vehicles/zatt/cen/houeebante/rdrshin.png)
INTELLIGENT KEY SYSTEM/ENGINE START FUNCTION
BL-187
C
D
E
F
G
H
J
K
L
M
A
B
BL
3.
CHECK KEY SLOT SIGNAL
1.
Connect key slot connector.
2.
Check voltage between key slot connector and ground.
OK or NG
OK
>> Check the condition of harness and connector.
NG
>> Repair or replace harness between BCM and key slot.
Terminals
Condition
Voltage (V)
(Approx.)
(+)
(–)
Key slot
connector
Terminal
M14
6
Ground
Check the voltage just
after the Intelligent Key
is inserted into the key
slot and the ignition
switch is turned to
START.
The pointer of
the analog
tester fluctu-
ates.
7
PIIB6263E
![](/vehicles/zatt/cen/houeebante/stithe.png)
BL-188
DOOR
DOOR
PFP:80100
Fitting Adjustment
NIS001Z9
FRONT DOOR
Longitudinal Clearance and Surface Height Adjustment At Front End
Loosen the hinge mounting bolts. Raise the front door at rear end to adjust.
REAR DOOR
Longitudinal Clearance and Surface Height Adjustment At Front End
1.
Remove the center pillar upper garnish and center pillar lower garnish. Refer to
1.
Front fender
2.
Front door outer
3.
Rear door outer
4.
Rear fender
PIIB5805E
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