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Home >> Nissan-Datsun >> 2003 >> Sentra Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 2271 (Audio, Visual, Navigation System (BOSE Audio Without Navigation)) >> DTC/Circuit Diagnosis >> Communication Signal Circuit >> Satellite Radio Tuner >> SATELLITE RADIO TUNER: Diagnosis Procedure

SATELLITE RADIO TUNER: Diagnosis Procedure

WARNING: This page is about a different car, the 2012 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.

Regarding Wiring Diagram information, refer to "WIRING DIAGRAM - WITHOUT NAVIGATION SYSTEM ".

  1. CHECK HARNESS - 1
    1. Turn ignition switch OFF.
    2. Disconnect satellite radio tuner (factory installed) connector M41 and AV control unit connector M136.
    3. Check continuity between satellite radio tuner (factory installed) harness connector M41 (A) terminal 28 and AV control unit harness connector M136 (B) terminal 28.
      A B Continuity
      Connector Terminal Connector Terminal
      M41 28 M136 28 Yes
    4. Check continuity between satellite radio tuner (factory installed) harness connector M41 (A) terminal 28 and ground.
      A - Continuity
      Connector Terminal
      M41 28 Ground No
    Fig 1: Checking Continuity Between Satellite Radio Tuner Connector M41 (A) Terminal 28 And AV Control Unit Connector M136 (B) Terminal 28
    G08169655Courtesy of NISSAN NORTH AMERICA, INC.

    Are continuity results as specified? 

    YES: GO TO 2

    NO: Repair harness or connector.

  2. CHECK HARNESS - 2
    1. Check continuity between satellite radio tuner (factory installed) harness connector M41 (A) terminal 29 and AV control unit harness connector M136 (B) terminal 29.
      A B Continuity
      Connector Terminal Connector Terminal
      M41 29 M136 29 Yes
    2. Check continuity between satellite radio tuner (factory installed) harness connector M41 (A) terminal 29 and ground.
      A - Continuity
      Connector Terminal
      M41 29 Ground No
    Fig 2: Checking Continuity Between Satellite Radio Tuner Connector M41 (A) Terminal 29 And AV Control Unit Harness Connectors M136 (B) Terminal 29
    G08169656Courtesy of NISSAN NORTH AMERICA, INC.

    Are continuity results as specified? 

    YES: GO TO 3

    NO: Repair harness or connector.

  3. CHECK HARNESS - 3
    1. Check continuity between satellite radio tuner (factory installed) harness connector M41 (A) terminal 30 and AV control unit harness connector M136 (B) terminal 30.
      A B Continuity
      Connector Terminal Connector Terminal
      M41 30 M136 30 Yes
    2. Check continuity between satellite radio tuner (factory installed) harness connector M41 (A) terminal 30 and ground.
      A - Continuity
      Connector Terminal
      M41 30 Ground No
    Fig 3: Checking Continuity Between Satellite Radio Tuner Connector M41 (A) Terminal 30 And AV Control Unit Connectors M136 (B) Terminal 30
    G08169657Courtesy of NISSAN NORTH AMERICA, INC.

    Are continuity results as specified? 

    YES: GO TO 4

    NO: Repair harness or connector.

  4. CHECK REQ1 SIGNAL
    1. Connect satellite radio tuner (factory installed) connector and AV control unit connector.
    2. Turn ignition switch to ACC
    3. Check signal between satellite radio tuner (factory installed) harness connector M41 terminal 28 and ground with CONSULT or oscilloscope.
      (+) (-) Reference signal
      Connector Terminal
      M41 28 Ground
      G08169658
    Fig 4: Checking Signal Between Satellite Radio Tuner Harness Connector M41 Terminal 28 And Ground Using Oscilloscope
    G08169659Courtesy of NISSAN NORTH AMERICA, INC.

    Are voltage readings as specified? 

    YES: GO TO 5

    NO: Replace AV control unit. Refer to "REMOVAL AND INSTALLATION ".

  5. CHECK TXD SIGNAL

    Check signal between satellite radio tuner (factory installed) harness connector M41 terminal 29 and ground with CONSULT or oscilloscope.

    (+) (-) Reference signal
    Connector Terminal
    M41 29 Ground
    G08169660
    Fig 5: Checking Signal Between Satellite Radio Tuner Harness Connector M41 Terminal 29 And Ground Using Oscilloscope
    G08169661Courtesy of NISSAN NORTH AMERICA, INC.

    Are the voltage readings as specified? 

    YES: GO TO 6

    NO: Replace satellite radio tuner. Refer to "REMOVAL AND INSTALLATION ".

  6. CHECK RXD SIGNAL

    Check signal between satellite radio tuner (factory installed) harness connector M41 terminal 30 and ground with CONSULT or oscilloscope.

    (+) (-) Reference signal
    Connector Terminal
    M41 30 Ground
    G08169662
    Fig 6: Checking Signal Between Satellite Radio Tuner Connector M41 Terminal 30 And Ground Using Oscilloscope
    G08169663Courtesy of NISSAN NORTH AMERICA, INC.

    Are the voltage readings as specified? 

    YES: Replace satellite radio tuner. Refer to "REMOVAL AND INSTALLATION ".

    NO: Replace AV control unit. Refer to "REMOVAL AND INSTALLATION ".

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