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Home >> Nissan-Datsun >> 2003 >> Sentra Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 2094 (Audio, Visual, Navigation & Telephone System) >> Audio >> Steering Switch Check (Without Bluetooth or NAVI)

Steering Switch Check (Without Bluetooth or NAVI)

WARNING: This page is about a different car, the 2008 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.
  1. AUDIO UNIT SELF-DIAGNOSIS MODE CHECK 
    1. Start audio unit self-diagnosis mode. Refer to "SELF-DIAGNOSIS MODE ".
    2. Operate steering switch.

    Does steering switch operate normally? 

    YES: Inspection End.

    NO: GO TO 2.

  2. CHECK HARNESS 
    1. Turn ignition switch OFF.
    2. Disconnect audio unit connector M51 and spiral cable connector M30.
    3. Check continuity between audio unit (A) connector terminal and spiral cable (B) connector terminal.
      AUDIO UNIT (A) CONNECTOR TERMINAL AND SPIRAL CABLE (B) CONNECTOR TERMINAL

      Terminals Continuity
      A B
      Connector Terminal Connector Terminal
      M51 6 M30 24 Yes
      15 31
      16 32
      Fig 1: Checking Continuity Between Audio Unit Connector Terminal And Spiral Cable Connector Terminal
      G04918318Courtesy of NISSAN MOTOR CO., U.S.A.
    4. Check continuity between audio unit and ground.
      AUDIO UNIT AND GROUND

      Terminals Continuity
      A (-)
      Connector Terminal
      M51 6 Ground No
      15
      16

    OK or NG 

    OK: GO TO 3.

    NG: Repair harness.

  3. SPIRAL CABLE CHECK 
    1. Disconnect spiral cable connector M102.
    2. Check continuity between spiral cable terminals.

      16 - 32: Continuity should exist. 

      17 - 31: Continuity should exist. 

      20 - 24: Continuity should exist. 

    Fig 2: Checking Continuity Between Spiral Cable Terminals
    G04904113Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK: GO TO 4.

    NG : Replace spiral cable. Refer to "SPIRAL CABLE ".

  4. CHECK STEERING SWITCH RESISTANCE 

    Check resistance between spiral cable connector M102 terminals.

    STEERING SWITCH RESISTANCE

    Terminal Signal name Condition Resistance (Ω) (Approx.)
    16 17 Seek (down) Depress (station) down switch. 165
    Power Depress power switch. 0
    Volume (down) Depress volume down switch. 487
    20 17 Seek (up) Depress (station) up switch. 165
    Mode Depress mode switch. 0
    Volume (up) Depress volume up switch. 487
    Fig 3: Checking Resistance Between Spiral Cable Connector M102 Terminals
    G04918320Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK: Inspection End.

    NG: Replace steering switch. Refer to "STEERING WHEEL AUDIO CONTROL SWITCHES ".