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Home >> Nissan-Datsun >> 2004 >> Maxima SL, RE4F04B >> Repair and Diagnosis >> Electrical >> Gauges >> Navigation System >> Guide Sound is Not Heard

Guide Sound is Not Heard

  1. CHECK VOICE GUIDE SETTING 
    • While driving in the dark pink route, voice guide does not operate, (note)
    • Is volume setting not switched ON?
    NOTE: Voice guide is only available at intersections that satisfy certain conditions (indicated by BULL on the map). Therefore, guidance may not be given even when the route on the map changes direction.

    Yes or No

    1. Yes: GO TO 2.
    2. No: Switch the setting ON and turn the volume up.
  2. CHECK HARNESS 
    1. Turn ignition switch OFF.
    2. Disconnect NAVI control unit connector and audio unit connector.
    3. Check continuity between NAVI control unit and audio unit.
      TERMINALS CONTINUITY REFERENCE

      Terminals Continuity
      NAVI control unit (+) Audio unit (-)
      Connector Terminal (Wire color) Connector Terminal (Wire color)
      M96 7(B) M45 36 (B) Yes
      8(W) 34 (W)
    4. Check continuity between NAVI control unit and ground.
    TERMINALS CONTINUITY REFERENCE

    Terminals Continuity
    NAVI control unit (+) (-)
    Connector Terminal (Wire color)
    M96 7 (B) Ground No
    8 (W)

    OK or NG

    1. OK: GO TO 3.
    2. NG: Repair harness.
    Fig 1: Checking Continuity Between NAVI Control Unit & Ground
    G03496429Courtesy of NISSAN MOTOR CO., U.S.A.
  3. CHECK VOICE GUIDE 
    1. Connect NAVI control unit connector and audio unit connector.
    2. Turn ignition switch ON.
    3. Check signal between NAVI control unit harness connector M96 terminal 7 (B) and 8 (W) with CONSULT-II or oscilloscope.
    1. 7 (B) - 8 (W):  Refer to "TERMINALS AND REFERENCE VALUE FOR NAVI CONTROL UNIT  ".

    OK or NG

    1. OK: Replace audio unit. Refer to CENTER STACK ASSEMBLY .
    2. NG: Replace NAVI control unit. Refer to "REMOVAL AND INSTALLATION OF NAVS CONTROL UNIT  ".
    Fig 2: Checking Signal Between NAVI Control Unit Harness Connector Terminal With CONSULT-II Or Oscilloscope
    G03496430Courtesy of NISSAN MOTOR CO., U.S.A.