LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Nissan-Datsun >> 2004 >> Sentra SE-R Spec V >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Remote Keyless Entry System >> Remote Keyless Entry System >> Trouble Diagnoses >> Horn Reminder Check
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Horn Reminder Check

  1. CHECK HORN 

    Check if horn sounds with horn switch.

    Does horn operate? 

    1. Yes: GO TO 2.
    2. No: Check horn circuit.
  2. CHECK HORN REMINDER OPERATION 

    With CONSULT-II 

    1. Select "ACTIVE TEST" in "MULTI REMOTE ENT" with CONSULT-II.
    2. Select "MULTI REM HRN" and touch "ON".
    Fig 1: Identifying Horn Reminder Operation
    G00851670Courtesy of NISSAN MOTOR CO., U.S.A.
    NOTE: If CONSULT-II is not available, skip this procedure and GO TO the next step.

    OK or NG 

    1. OK: Horn reminder operation is OK.
    2. NG: GO TO 3.
  3. CHECK HORN REMINDER OPERATION 
    1. Disconnect smart entrance control unit harness connector.
    2. Apply ground to smart entrance control unit harness connector terminal 19.
      Fig 2: Disconnecting Smart Entrance Control Unit Harness Connector
      G00851671Courtesy of NISSAN MOTOR CO., U.S.A.

    Refer to "Figure ".

    Does horn sound? 

    1. Yes: Replace smart entrance control unit.
    2. No: Check harness for open or short between smart entrance control unit and horn relay.