Infiniti Q45. Manual — part 236
IVIS (INFINITI VEHICLE IMMOBILIZER SYSTEM-NATS)
BL-213
C
D
E
F
G
H
J
K
L
M
A
B
BL
Diagnostic Procedure 3
NIS000XV
Self-diagnostic results:
“DIFFERENCE OF KEY” displayed on CONSULT-II screen
1.
CONFIRM SELF-DIAGNOSTIC RESULTS
Confirm SELF-DIAGNOSTIC RESULTS “DIFFERENCE OF KEY”
displayed on CONSULT-II screen.
Is CONSULT-II screen displayed as above?
Yes
>> GO TO 2.
No
2.
PERFORM INITIALIZATION WITH CONSULT-II
Perform initialization with CONSULT-II. Re-register all NATS ignition key IDs.
For initialization and registration of NATS ignition key IDs, refer to “CONSULT-II Operation Manual NATS-IVIS/
NVIS”.
NOTE:
If the initialization is not completed or malfunctions, CONSULT-II
shows message on the screen.
Can the system be initialized and can the engine be started with re-
registered NATS ignition key?
Yes
>> Ignition key ID was unregistered. Ref. part No. D
No
>> NATS IMMU is malfunctioning.
●
Replace NATS IMMU. Ref. part No. A
●
Perform initialization with CONSULT-II.
●
For initialization, refer to “CONSULT-II Operation
Manual NATS-IVIS/NVIS”.
Diagnostic Procedure 4
NIS000XW
Self-diagnostic results:
“ID DISCORD, IMM-ECM” displayed on CONSULT-II screen
1.
CONFIRM SELF-DIAGNOSTIC RESULTS
Confirm SELF-DIAGNOSTIC RESULTS “ID DISCORD, IMM-ECM” displayed on CONSULT-II screen.
NOTE:
“ID DISCORD IMM-ECM”:
Registered ID of NATS IMMU is in discord with that of ECM.
Is CONSULT-II screen displayed as above?
Yes
>> GO TO 2.
No
PIIA1261E
SEL297W
PIIA1262E
BL-214
IVIS (INFINITI VEHICLE IMMOBILIZER SYSTEM-NATS)
2.
PERFORM INITIALIZATION WITH CONSULT-II
Perform initialization with CONSULT-II. Re-register all NATS ignition key IDs.
For initialization, refer to “CONSULT-II Operation Manual NATS-
IVIS/NVIS”.
NOTE:
If the initialization is not completed or malfunctions, CONSULT-II
shows message on the screen.
Can the system be initialized?
Yes
>> Start engine. (END)
●
(System initialization had not been completed. Ref.
part No. F )
No
>> ECM is malfunctioning.
●
Replace ECM. Ref. part No. B
●
Perform initialization or re-communicating function.
–
For initialization, refer to “CONSULT-II Operation Manual NATS-IVIS/NVIS”.
–
For re-communicating function, refer to
BL-202, "ECM Re-Communicating Function"
Diagnostic Procedure 5
NIS000XX
Self-diagnostic results:
“LOCK MODE” displayed on CONSULT-II screen
1.
CONFIRM SELF-DIAGNOSTIC RESULTS
Confirm SELF-DIAGNOSTIC RESULTS “LOCK MODE” is displayed
on CONSULT-II screen.
Is CONSULT-II screen displayed as above?
Yes
>> GO TO 2.
No
>> GO TO
2.
ESCAPE FROM LOCK MODE
1.
Turn ignition switch OFF.
2.
Turn ignition switch ON with registered key. (Do not start engine.) Wait 5 seconds.
3.
Return the key to OFF position. Wait 5 seconds.
4.
Repeat steps 2 and 3 twice (total of three cycles).
5.
Start the engine.
Does engine start?
Yes
>> System is OK (Now system is escaped from “LOCK MODE”).
No
>> GO TO 3.
SEL297W
PIIA1264E
IVIS (INFINITI VEHICLE IMMOBILIZER SYSTEM-NATS)
BL-215
C
D
E
F
G
H
J
K
L
M
A
B
BL
3.
PERFORM INITIALIZATION WITH CONSULT-II
Perform initialization with CONSULT-II.
For initialization, refer to “CONSULT-II Operation Manual NATS-
IVIS/NVIS”.
NOTE:
If the initialization is not completed or malfunctions, CONSULT-II
shows the message on the screen.
Can the system be initialized?
Yes
>> System is OK.
No
>> GO TO 4
4.
PERFORM INITIALIZATION WITH CONSULT-II AGAIN
1.
Replace NATS IMMU.
2.
Perform initialization with CONSULT-II.
For initialization, refer to “CONSULT-II Operation Manual NATS-
IVIS/NVIS”.
NOTE:
If the initialization is not completed or malfunctions, CONSULT-II
shows the message on the screen.
Can the system be initialized?
Yes
>> System is OK. NATS IMMU is malfunctioning. Ref. part
No. A )
No
>> ECM is malfunctioning.
●
Replace ECM. Ref. part No. B
●
Perform initialization or re-communicating function.
–
For initialization, refer to “CONSULT-II Operation Manual NATS-IVIS/NVIS”.
–
For re-communicating function, refer to
BL-202, "ECM Re-Communicating Function"
Diagnostic Procedure 6
NIS000XY
Self-diagnostic results:
“CHAIN OF IMMU-KEY” displayed on CONSULT-II screen
1.
CHECK OF ELECTRONIC KEY (TRANSPONDER)
Using the other registered electronic key, check that the ignition switch can be turned ON.
OK or NG
OK
>> Electronic key (transponder) malfunction. Ref. part D.
NG
>> GO TO 2.
2.
CHECK NATS ANTENNA AMP. INSTALLATION
1.
Turn ignition switch OFF.
2.
Check the installation condition of the NATS antenna amp.
OK or NG
OK
>> GO TO 3.
NG
>> Install the NATS antenna amp. correctly. Reference part E.
SEL297W
SEL297W
BL-216
IVIS (INFINITI VEHICLE IMMOBILIZER SYSTEM-NATS)
3.
CHECK NATS ANTENNA AMP. CIRCUIT 1
Insert electronic key into ignition key cylinder, and immediately
check voltage between NATS antenna amp. connector and ground.
OK or NG
OK
>> GO TO 4.
NG
>> GO TO 7.
4.
CHECK NATS ANTENNA AMP. CIRCUIT 2
1.
Disconnect NATS antenna amp. connector.
2.
Check continuity between NATS antenna amp. connector M65
terminal 4 and ground.
OK or NG
OK
>> GO TO 5.
NG
>> GO TO 7.
5.
CHECK NATS ANTENNA AMP. CIRCUIT 3
1.
Connect NATS antenna amp. connector.
2.
Insert the electronic key into the ignition key cylinder, and imme-
diately check voltage between NATS antenna amp. connector
and ground.
OK or NG
OK
>> GO TO 6.
NG
>> GO TO 7.
Con-
nector
Terminal
(Wire color)
Condition
Voltage (V)
(Approx.)
(+)
(-)
M65
1 (R)
Ground
Insert electronic key
into ignition key cylin-
der.
Approx. 5V (for 3 seconds
after inserting the key)
PIIA3125E
4 (B/R) – Ground
: Continuity should exist.
PIIA3126E
Con-
nector
Terminal
(Wire color)
Condition
Voltage (V)
(Approx.)
(+)
(-)
M65
2 (Y)
Ground
Insert electronic key
into ignition key cylin-
der.
Pointer of tester should
move.
PIIA3127E
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