Nissan Primera P12. Manual — part 111
NATS (NISSAN ANTI-THEFT SYSTEM)
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System Composition
EIS005J8
The immobilizer function of the NATS consists of the following:
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NATS ignition key
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NATS antenna amp located in the ignition key cylinder
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NATS IMMU (Smart entrance control unit)
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Engine control module (ECM)
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Dongle unit (RHD models)
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Security indicator located in the combination meter
SIIA1666E
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NATS (NISSAN ANTI-THEFT SYSTEM)
Wiring Diagram — NATS —
EIS005J9
MKWA0975E
NATS (NISSAN ANTI-THEFT SYSTEM)
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CONSULT-II
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CONSULT-II INSPECTION PROCEDURE
1.
Turn ignition switch OFF.
2.
Insert NATS program card into CONSULT-II.
3.
Connect CONSULT-II to data link connector.
4.
Turn ignition switch ON.
5.
Touch “START”.
6.
Select “NATS V.5.0”.
7.
Perform each diagnostic test mode according to each service
procedure.
For further information, see the CONSULT-II Operation Manual,
NATS.
CONSULT-II DIAGNOSTIC TEST MODE FUNCTION
Program card
: NATS (AEN02C)
SIIA1645E
SEL026X
SEL027X
SEL150X
CONSULT-II DIAGNOSTIC TEST
MODE
Description
C/U INITIALIZATION
When replacing any of the following components, C/U initialization and re-registration of all
NATS ignition keys are necessary.
[NATS ignition key/ IMMU (Smart entrance control unit)/ ECM]
SELF-DIAG RESULTS
Detected items (screen terms) are as shown in the chart.
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NATS (NISSAN ANTI-THEFT SYSTEM)
NOTE:
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When any initialization is performed, all ID previously registered will be erased and all NATS igni-
tion keys must be registered again.
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The engine cannot be started with an unregistered key. In this case, the system may show “DIFFERENCE
OF KEY” or “LOCK MODE” as a self-diagnostic result on the CONSULT-II screen.
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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
NATS SELF-DIAGNOSTIC RESULTS ITEM CHART
SEL151X
Detected items
(NATS program card screen terms)
P No. Code
(Self-diagnostic
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 commu-
nication 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.
LOCK MODE
NATS MAL-
FUNCTION
P1610
When the starting operation is carried out five or more
times consecutively under the following conditions, NATS
will shift the mode to one which prevents the engine from
being started.
●
Unregistered ignition key is used.
●
IMMU or ECM’s malfunctioning.
DON'T ERASE BEFORE CHECK-
ING ENG DIAG
—
All engine trouble codes except NATS trouble code has
been detected in ECM.
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