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Steering Switch Check: Notes

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.
  1. AV SWITCH SELF-DIAGNOSIS FUNCTION CHECK 
    1. Start AV switch self-diagnosis function. Refer to , "AV SWITCH SELF-DIAGNOSIS FUNCTION ".
    2. Operate steering switch.

    Does steering switch operate normally?

    1. YES: INSPECTION END.
    2. NO: GO TO 2.
  2. CHECK HARNESS 
    1. Turn ignition switch OFF.
    2. Disconnect AV switch connector and spiral cable connector.
    3. Check continuity between spiral cable harness connector terminal and AV switch harness connector terminal.
      Fig 1: Checking Harness
      G03496183Courtesy of NISSAN MOTOR CO., U.S.A.
      TERMINAL CONTINUITY SPECIFICATION

      Terminals Continuity
      Spiral cable AV switch
      Connector Terminal Connector Terminal (Wire color)
      M30 32 (G) M98 13 (G) Yes
      31 (B/R) 14 (B/R)
      24 (R/W) 12 (R/W)
    4. Check continuity between AV switch and ground.
    TERMINAL CONTINUITY SPECIFICATION

    Terminals Continuity
    AV switch (+) (-)
    Connector Terminal (Wire color)
    M98 12 (R/W) Ground No
    13 (G)
    14 (B/R)

    OK or NG

    1. OK: GO TO 2.
    2. NG: Repair harness.
  3. SPIRAL CABLE CHECK 
    1. Disconnect spiral cable connector.
    2. Check continuity between spiral cable harness connector terminal.
      Fig 2: Checking Continuity Between Spiral Cable Harness Connector Terminal
      G03496184Courtesy of NISSAN MOTOR CO., U.S.A.
      TERMINAL CONTINUITY SPECIFICATION

      Terminals Continuity
      Spiral cable
      Connector Terminal Connector Terminal
      M30 32 M102 16 Yes
      31 17
      24 20

    OK or NG

    1. OK: GO TO 4.
    2. NG: Replace spiral cable. Refer to DRIVER-SIDE AIR BAG MODULE & SPIRAL CABLE .
  4. CHECK STEERING SWITCH RESISTANCE 

    Check resistance between steering switch terminals.

    Fig 3: Checking Steering Switch Resistance
    G03496185Courtesy of NISSAN MOTOR CO., U.S.A.
    TERMINAL RESISTANCE SPECIFICATION

    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

    OK or NG

    1. OK: INSPECTION END.
    2. NG: Replace steering switch. Refer to , "REMOVAL AND INSTALLATION OF STEERING WHEEL AUDIO CONTROL SWITCHES ".
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