ECU NISSAN 350Z 2007 Z33 Body, Lock And Security System Service Manual

NVIS (NISSAN VEHICLE IMMOBILIZER SYSTEM-NATS)
BL-163
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Revision: 2006 November2007 350Z
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.
PIIA2491E
23 (G/OR) – Ground : Battery voltage
PIIA9850E

BL-164
NVIS (NISSAN VEHICLE IMMOBILIZER SYSTEM-NATS)
Revision: 2006 November2007 350Z
5. CHECK SECURITY INDICATOR LAMP CIRCUIT
1. Check continuity between BCM harness connector M90 terminal
23 and security indicator lamp harness connector M34 terminal
2.
OK or NG
OK >> Check indicator lamp condition.
NG >> Repair harness or connector.23 (G/OR) - 2 (G/OR) : Continuity should exist.
PIIB1274E