Infiniti I35 (A33). Manual — part 444
Wiring Diagram — NATS —
NHEL0175
MEL644Q
SEL984XA
GI
MA
EM
LC
EC
FE
AT
AX
SU
BR
ST
RS
BT
HA
SC
IDX
IVIS (INFINITI VEHICLE IMMOBILIZER SYSTEM — NATS)
Wiring Diagram — NATS —
EL-377
SEF289X
CONSULT-II
NHEL0176
CONSULT-II INSPECTION PROCEDURE
NHEL0176S01
1.
Turn ignition switch OFF.
2.
Connect “CONSULT-II” and “CONSULT-II CONVERTER” to
the data link connector.
PBR455D
3.
Insert IVIS (NATS) program card into CONSULT-II.
: Program card
NATS (AEN02B)
4.
Turn ignition switch ON.
5.
Touch “START”.
SEL851W
6.
Select “NATS V.5.0”.
If “NATS V.5.0” is not indicated, go to GI-42.
SEL728W
7.
Perform each diagnostic test mode according to each service
procedure.
For further information, see the CONSULT-II Operation
Manual, IVIS/NVIS.
CONSULT-II DIAGNOSTIC TEST MODE FUNCTION
NHEL0176S02
CONSULT-II DIAGNOSTIC TEST
MODE
Description
C/U INITIALIZATION
When replacing any of the following three components, C/U initialization and re-registration
of all IVIS (NATS) ignition keys are necessary.
[IVIS (NATS) ignition key/IMMU/ECM]
SELF-DIAG RESULTS
Detected items (screen terms) are as shown in the chart EL-379.
IVIS (INFINITI VEHICLE IMMOBILIZER SYSTEM — NATS)
CONSULT-II
EL-378
NOTE:
I
When any initialization is performed, all ID previously reg-
istered will be erased and all IVIS (NATS) ignition keys
must be registered again.
I
The engine cannot be started with an unregistered key. In this
case, the system will show “DIFFERENCE OF KEY” or “LOCK
MODE” as a self-diagnostic result on the CONSULT-II screen.
I
In rare case, “CHAIN OF ECM-IMMU” might be stored as a
self-diagnostic result during key registration procedure, even if
the system is not malfunctioning.
HOW TO READ SELF-DIAGNOSTIC RESULTS
NHEL0176S03
SEL364X
IVIS (NATS) SELF-DIAGNOSTIC RESULTS ITEM CHART
NHEL0176S04
Detected items (NATS program card
screen terms)
P No. Code
(Self-diag-
nostic result
of “ENGINE”
Malfunction is detected when . .
Reference page
ECM INT CIRC-IMMU
NATS MAL-
FUNCTION
P1613
The malfunction of ECM internal circuit of IMMU com-
munication line is detected.
CHAIN OF ECM-IMMU
NATS MAL-
FUNCTION
P1612
Communication impossible between ECM and IMMU
(In rare case, “CHAIN OF ECM-IMMU” might be stored
during key registration procedure, even if the system is
not malfunctioning.)
DIFFERENCE OF KEY
NATS MAL-
FUNCTION
P1615
IMMU can receive the key ID signal but the result of ID
verification between key ID and IMMU is NG.
CHAIN OF IMMU-KEY
NATS MAL-
FUNCTION
P1614
IMMU cannot receive the key ID signal.
ID DISCORD, IMM-ECM
NATS MAL-
FUNCTION
P1611
The result of ID verification between IMMU and ECM is
NG. System initialization is required.
GI
MA
EM
LC
EC
FE
AT
AX
SU
BR
ST
RS
BT
HA
SC
IDX
IVIS (INFINITI VEHICLE IMMOBILIZER SYSTEM — NATS)
CONSULT-II (Cont’d)
EL-379
Detected items (NATS program card
screen terms)
P No. Code
(Self-diag-
nostic result
of “ENGINE”
Malfunction is detected when . .
Reference page
LOCK MODE
NATS MAL-
FUNCTION
P1610
When the starting operation is carried out five or more
times consecutively under the following conditions, IVIS
(NATS) will shift the mode to one which prevents the
engine from being started.
I
Unregistered ignition key is used.
I
IMMU or ECM’s malfunctioning.
DON’T ERASE BEFORE
CHECKING ENG DIAG
—
All engine trouble codes except IVIS (NATS) trouble
code has been detected in ECM.
IVIS (INFINITI VEHICLE IMMOBILIZER SYSTEM — NATS)
CONSULT-II (Cont’d)
EL-380
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