2004 Nissan-Datsun Sentra SE-RFACTORY OEM SERVICE PROCEDURE

Steering Switch Check

WARNING: This page is about a different car, the 2003 Nissan Murano. However, it is still accessible from the selected car via links, so may be relevant.
  1. A/C AND AV SWITCH SELF-DIAGNOSIS FUNCTION CHECK 
    1. Start A/C and AV switch self-diagnosis function. Refer to "A/C AND 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 A/C and AV switch connector and spiral cable connector.
    3. Check continuity between spiral cable harness connector terminal and A/C and AV switch harness connector terminal.
      A/C AND AV SWITCH CONNECTOR AND SPIRAL CABLE CONNECTORS HARNESS CHECK CHART

      Terminals Continuity
      Spiral cable A/C and AV switch
      Connector Terminal Connector Terminal (Wire color)
      M31 32 (G) M48 13 (G) Yes
      31 (B/W) 14 (B/W) Yes
      24 (R) 12 (R) Yes
    4. Check continuity between A/C and AV switch and ground.
    A/C AND AV SWITCH CHECK CHART

    Terminals Continuity
    A/C and AV switch (+) (-)
    Connector Terminal (Wire color)
    M48 12 (R) Ground No
    13 (G)
    14 (B/W)
    Fig 1: Checking Continuity Between Spiral Cable Harness Connector Terminal And A/C And AV Switch Harness Connector Terminal, And Between A/C And AV Switch And Ground
    G03359831Courtesy of NISSAN MOTOR CO., U.S.A.

    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 terminals.
    SPIRAL CABLE CHECK CHART

    Terminals Continuity
    Spiral cable
    Connector Terminal Connector Terminal
    M31 32 M203 16 Yes
    31 17 Yes
    24 20 Yes

    OK or NG

    1. OK : GO TO 4.
    2. NG : Replace spiral cable.
    Fig 2: Checking Continuity Between Spiral Cable Harness Connector Terminals
    G03359832Courtesy of NISSAN MOTOR CO., U.S.A.
  4. CHECK STEERING SWITCH RESISTANCE 

    Check resistance steering switch terminals.

    STEERING SWITCH RESISTANCE CHECK CHART

    Terminal Signal name Condition Resistance (ohm)
    16 17 Seek down Depress (station) down switch. Approx. 165
    Power Depress power switch. Approx. 0
    Volume (down) Depress volume down switch. Approx. 652
    20 17 Seek up Depress (station) up switch. Approx. 165
    Mode Depress mode switch. Approx. 0
    Volume (up) Depress volume up switch. Approx. 652

    OK or NG

    1. OK : Inspection end.
    2. NG : Replace steering switch.
    Fig 3: Checking Resistance Between Steering Switch Terminals
    G03359833Courtesy of NISSAN MOTOR CO., U.S.A.
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