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Home >> Nissan-Datsun >> 2003 >> Sentra Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 1277 (NVIS (NISSAN Vehicle Immobilizer System - NATS)) >> Consult-II >> Diagnostic Procedure 5 >> 6. Check NATS Antenna Amp. Signal Line-2

6. Check NATS Antenna Amp. Signal Line-2

WARNING: This page is about a different car, the 2004 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.

Check voltage between NATS antenna amp. connector M21 terminal 4 and ground with analog tester.

Before turning ignition switch ON xVoltage: 0V 

4 (G) - Ground 

Just after turning ignition switch ON: Pointer of tester should move. 

OK or NG 

  1. OK >> GO TO 7 
  2. NG >>
    • Repair or replace harness.
      NOTE: If harness is OK, replace BCM, perform initialization with CONSULT-II. For initialization, refer to CONSULT-II Operation Manual for NATS-IVIS/NVIS."".
Fig 1: Checking Voltage Between NATS Antenna AMP. Connector M21 Terminal 4 & Ground
G00341364Courtesy of NISSAN MOTOR CO., U.S.A.