engine NISSAN 350Z 2007 Z33 Body, Lock And Security System User Guide

NVIS (NISSAN VEHICLE IMMOBILIZER SYSTEM-NATS)
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Revision: 2006 November2007 350Z
*: When NVIS (NATS) detects trouble, the security indicator lights up while ignition key is in the “ON” position.
SYMPTOM MATRIX CHART 2
Non self-diagnosis related item
*: CONSULT-III self-diagnostic results display screen “no malfunction is detected”.
DIAGNOSTIC SYSTEM DIAGRAM

Security indicator
lighting up*

Engine cannot be
startedLOCK MODE
[P1610]PROCEDURE 6
(BL-165 )LOCK MODEWhen the starting opera-
tion is carried out five or
more times consecu-
tively under the follow-
ing conditions, NVIS
(NATS) will shift the
mode to one which pre-
vents the engine from
being started.

Unregistered ignition
key is used.

BCM or ECM’s mal-
functioning.
Security indicator light-
ing up*DON'T ERASE
BEFORE CHECKING
ENG DIAGWORK FLOW
(BL-155
)Engine trouble data and
NVIS (NATS) trouble
data have been detected
in ECM— SYMPTOMDisplayed “SELF-DIAG
RESULTS” on CON-
SULT-III screen.DIAGNOSTIC PROCE-
DURE
(Reference page)SYSTEM
(Malfunctioning part or
mode)REFERENCE PART NO.
OF ILLUSTRATION ON
SYSTEM DIAGRAM
SYMPTOMDIAGNOSTIC PROCEDURE
(Reference page)SYSTEM
(Malfunctioning part or mode)REFERENCE PART NO. OF
ILLUSTRATION ON SYSTEM
DIAGRAM
Security indicator does not light
up*.PROCEDURE 5
(BL-163
)Security indictor. —
Open circuit between Fuse and
BCM—
BCM A
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NVIS (NISSAN VEHICLE IMMOBILIZER SYSTEM-NATS)
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4. CHECK GROUND CIRCUIT FOR BCM
1. Turn ignition OFF.
2. Check continuity between BCM harness connector M91 terminal 52 and ground.
OK or NG
OK >> GO TO 5.
NG >> Repair harness. Ref. part No. C3
5. REPLACE BCM
1. Replace BCM Ref. part No. A
2. Perform initialization with CONSULT-III.
For initialization, refer to “CONSULT-III Operation Manual NATS-IVIS/NVIS”.
Does the engine start?
Yes >> BCM is malfunctioning.

Replace BCM. Ref. part No. A

Perform initialization with CONSULT-III.

For initialization, refer to “CONSULT-III Operation Manual NATS-IVIS/NVIS”.
No >> ECM is malfunctioning.

Replace ECM. Ref. part No. B

Perform initialization or re-communicating function.

For initialization, refer to “CONSULT-III Operation Manual NATS-IVIS/NVIS”.

For re-communicating function, refer to BL-152, "ECM Re-communicating Function" .
Diagnostic Procedure 2NIS0003L
Self-diagnostic results:
“DIFFERENCE OF KEY” displayed on CONSULT-III screen
1. CONFIRM SELF-DIAGNOSTIC RESULTS
Confirm SELF-DIAGNOSTIC RESULTS “DIFFERENCE OF KEY” displayed on CONSULT-III screen.
Is CONSULT-III screen displayed as above?
Ye s > > G O T O 2 .
No >> GO TO BL-156, "
SYMPTOM MATRIX CHART 1" .
2. PERFORM INITIALIZATION WITH CONSULT-III
Perform initialization with CONSULT-III. Re-register all NATS ignition key IDs.
For initialization and registration of NATS ignition key IDs, refer to “CONSULT-III Operation Manual NATS-
IVIS/NVIS”.
NOTE:
If the initialization is not completed or malfunctions, CONSULT-III 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 >> BCM is malfunctioning.

Replace BCM. Ref. part No. A

Perform initialization with CONSULT-III.

For initialization, refer to “CONSULT-III Operation Manual NATS-IVIS/NVIS”. 52 (B) - Ground : Continuity should exist.
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NVIS (NISSAN VEHICLE IMMOBILIZER SYSTEM-NATS)
Revision: 2006 November2007 350Z
Diagnostic Procedure 3NIS0003M
Self-diagnostic results:
“CHAIN OF IMMU-KEY” displayed on CONSULT-III screen
1. CONFIRM SELF-DIAGNOSTIC RESULTS
Confirm SELF-DIAGNOSTIC RESULTS “CHAIN OF IMMU-KEY” displayed on CONSULT-III screen.
Is CONSULT-III screen displayed as shown in figure?
Yes >> GO TO 2.
No >> GO TO BL-156, "
SYMPTOM MATRIX CHART 1" .
2. CHECK NATS ANTENNA AMP. INSTALLATION
Check NATS antenna amp. installation. Refer to BL-166, "
How to Replace NATS Antenna Amp." .
OK or NG
OK >> GO TO 3.
NG >> Reinstall NATS antenna amp. correctly.
3. CHECK NVIS (NATS) IGNITION KEY ID CHIP
Start engine with another registered NATS ignition key.
Does the engine start?
Yes >> Ignition key ID chip is malfunctioning.

Replace the ignition key. Ref. part No, E5

Perform initialization with CONSULT-III.
For initialization, refer to “CONSULT-III Operation Manual NATS-IVIS/NVIS”.
No >> GO TO 4.
4. CHECK POWER SUPPLY FOR NATS ANTENNA AMP.
1. Turn ignition switch “ON”.
2. Check voltage between NATS antenna amp. harness connector M28 terminal 1 and ground with CON-
SULT-III or tester.
OK or NG
OK >> GO TO 5.
NG >>

Check harness for open or short between NATS
antenna amp. and BCM.
NOTE:
If harness is OK, replace BCM, perform initialization
with CONSULT-III. For initialization, refer to “CON-
SULT-III Operation Manual NATS-IVIS/NVIS”. Just after turning ignition switch “ON”
Voltage: Approx. 5V (For 3 seconds)
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Revision: 2006 November2007 350Z
1. CONFIRM SELF-DIAGNOSTIC RESULTS
Confirm SELF-DIAGNOSTIC RESULTS “ID DISCORD, IMM-ECM” displayed on CONSULT-III screen.
NOTE:
“ID DISCORD IMM-ECM”:
Registered ID of BCM is in discord with that of ECM.
Is CONSULT-III screen displayed as above?
Yes >> GO TO 2.
No >> GO TO BL-156, "
SYMPTOM MATRIX CHART 1" .
2. PERFORM INITIALIZATION WITH CONSULT-III
Perform initialization with CONSULT-III. Re-register all NATS ignition key IDs.
For initialization, refer to “CONSULT-III Operation Manual NATS-IVIS/NVIS”.
NOTE:
If the initialization is not completed or malfunctions, CONSULT-III 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 with CONSULT-III.
For initialization, refer to “CONSULT-III Operation Manual NATS-IVIS/NVIS”.

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Diagnostic Procedure 5NIS0003O
“SECURITY INDICATOR LAMP DOES NOT LIGHT UP”
1. CHECK FUSE

Check 10A fuse [No.19, located in the fuse block (J/B)]
NOTE:
Refer to BL-150, "
Component Parts and Harness Connector Location" .
OK or NG
OK >> GO TO 2.
NG >> Replace fuse.
2. CHECK SECURITY INDICATOR LAMP
1. Install 10A fuse.
2. Start engine and turn ignition switch OFF.
3. Check the security indicator lamp lights up.
OK or NG
OK >> Inspection END.
NG >> GO TO 3.
3. CHECK SECURITY INDICATOR LAMP POWER SUPPLY CIRCUIT
1. Disconnect security indicator lamp connector.
2. Check voltage between security indicator lamp harness connec-
tor M34 terminal 1 and ground.
OK or NG
OK >> GO TO 4.
NG >> Check harness for open or short between fuse and
security indicator lamp.
4. CHECK BCM FUNCTION
1. Connect security indicator lamp connector.
2. Disconnect BCM (NATS connector.
3. Check voltage between BCM harness connector M90 terminal
23 and ground.
OK or NG
OK >> BCM is malfunctioning.

Replace BCM.
Ref. part No. A

Perform initialization with CONSULT-III.

For initialization, refer to “CONSULT-III Operation
Manual NATS-IVIS/NVIS”.
NG >> GO TO 5. Security indicator lamp should light up.
1 (R/W) – Ground : Battery voltage should exist.
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23 (G/OR) – Ground : Battery voltage
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Diagnostic Procedure 6NIS0003P
Self-diagnostic results:
“LOCK MODE” displayed on CONSULT-III screen
1. CONFIRM SELF-DIAGNOSTIC RESULTS
Confirm SELF-DIAGNOSTIC RESULTS “LOCK MODE” is displayed on CONSULT-III screen.
Is CONSULT-III screen displayed as above?
Ye s > > G O T O 2 .
No >> GO TO BL-156, "
SYMPTOM MATRIX CHART 1" .
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.
3. PERFORM INITIALIZATION WITH CONSULT-III
Perform initialization with CONSULT-III.
For initialization, refer to “CONSULT-III Operation Manual NATS-IVIS/NVIS”.
NOTE:
If the initialization is not completed or malfunctions, CONSULT-III shows the message on the screen.
Can the system be initialized?
Yes >> System is OK.
No >> GO TO 4.
4. PERFORM INITIALIZATION WITH CONSULT-III AGAIN
1. Replace BCM.
2. Perform initialization with CONSULT-III.
For initialization, refer to “CONSULT-III Operation Manual NATS-IVIS/NVIS”.
NOTE:
If the initialization is not completed or malfunctions, CONSULT-III shows the message on the screen.
Can the system be initialized?
Yes >> System is OK. (BCM is malfunctioning. Ref. part No. A )
No >> ECM is malfunctioning.

Replace ECM. Ref. part No. B

Perform initialization with CONSULT-III.
For initialization, refer to “CONSULT-III Operation Manual NATS-IVIS/NVIS”.

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BODY REPAIR
Revision: 2006 November2007 350Z
ENGINE COMPARTMENT
Measurement
SIIA2306E

BODY REPAIR
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ENGINE COMPARTMENT
Measurement
SIIA2306E