LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Subaru >> 2021 >> Ascent Base >> Repair and Diagnosis >> General Information >> Identification >> General Information & Specifications >> Pre-Delivery Inspection >> Front Hood Lock Release >> Alarm System
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Alarm System

MODEL WITHOUT KEYLESS ACCESS WITH PUSH BUTTON START 

NOTE: The following inspections show the initial settings. When the settings are different from the initial settings, use Subaru Select Monitor to check the details of each setting for inspections. Ref. to BODY CONTROL (DIAGNOSTICS)>Registration Body Integrated Unit>OPERATION .
  1. Fully open all the door windows.
  2. Remove the key from the ignition switch and close all the doors (including rear gate) and front hood.
  3. Press the "LOCK" button momentarily on the keyless transmitter. All doors are locked, and the security indicator light blinks faster for 30 seconds and blinks slowly twice repeatedly, then the alarm system is in set condition.
    G08315265Courtesy of SUBARU OF AMERICA, INC.
  4. Press the "UNLOCK" button momentarily on the keyless transmitter. The door of the driver's seat is unlocked, the security indicator light blinks, and the alarm system is disarmed.
    G08315266Courtesy of SUBARU OF AMERICA, INC.
  5. Press the "LOCK" button once on the keyless transmitter with one of the doors (including the rear gate) or the front hood open. Check that the buzzer sounds 5 times to give the door not fully closed warning. The doors are locked when all doors (including the rear gate) and the front hood are closed, and the security indicator light blinks faster for 30 seconds and blinks slowly twice repeatedly, then the alarm system is in set condition.
    CAUTION: Perform the operation after the front hood is closed. If the front hood is open, the alarm system cannot be set.
  6. Press the "UNLOCK" button momentarily on the keyless transmitter. The door of the driver's seat is unlocked, the security indicator blinks, and the alarm system is disarmed.
  7. With one of the doors (including the rear gate) or the front hood open, press the "LOCK" side of the power door lock switch. The doors are locked when all doors (including the rear gate) and the front hood are closed, and the security indicator light blinks faster for 30 seconds and blinks slowly twice repeatedly, then the alarm system is in set condition.
    CAUTION: Perform the operation after the front hood is closed. If the front hood is open, the alarm system cannot be set.
    • Driver's side
      G13198076Courtesy of SUBARU OF AMERICA, INC.
    • Passenger's side
      G13198097Courtesy of SUBARU OF AMERICA, INC.
  8. Unlock a door using the inner lock knob or the key and open the door while the security system is in the set mode. Check if the alarm condition occurs (horn sounds continuously, hazard light blinks, security indicator light illuminates). Check if this condition lasts until any button of the keyless transmitter is pressed or until the ignition switch is turned to IG ON after inserting the key into the ignition switch.
    NOTE: The alarm sounds for three minutes with the door open.
  9. When none of above is applicable, perform troubleshooting for the security system.

    MODEL WITH KEYLESS ACCESS WITH PUSH BUTTON START 

    NOTE: The following inspections show the initial settings. When the settings are different from the initial settings, use Subaru Select Monitor to check the details of each setting for inspections. Ref. to BODY CONTROL (DIAGNOSTICS)>Registration Body Integrated Unit>OPERATION .
    1. Fully open all the door windows.
    2. Close all the doors including rear gate and front hood.
    3. Press the "LOCK" button momentarily on the access key. All doors are locked, and the security indicator light blinks faster for 30 seconds and blinks slowly twice repeatedly, then the alarm system is in set condition.
      G10289672Courtesy of SUBARU OF AMERICA, INC.
    4. Press the "UNLOCK" button momentarily on the access key. The door of the driver's seat is unlocked, the security indicator light blinks, and the alarm system is disarmed.
      G10289673Courtesy of SUBARU OF AMERICA, INC.
    5. Press the "LOCK" button once on the access key with one of the doors (including the rear gate) or the front hood open. Check that the buzzer sounds 5 times to give the door not fully closed warning. The doors are locked when all doors (including the rear gate) and the front hood are closed, and the security indicator light blinks faster for 30 seconds and blinks slowly twice repeatedly, then the alarm system is in set condition.
      CAUTION: Perform the operation after the front hood is closed. If the front hood is open, the alarm system cannot be set.
    6. Press the "UNLOCK" button momentarily on the access key. The door of the driver's seat is unlocked, the security indicator blinks, and the alarm system is disarmed.
    7. With one of the doors (including the rear gate) or the front hood open, press the "LOCK" side of the power door lock switch. The doors are locked when all doors (including the rear gate) and the front hood are closed, and the security indicator light blinks faster for 30 seconds and blinks slowly twice repeatedly, then the alarm system is in set condition.
      CAUTION: Perform the operation after the front hood is closed. If the front hood is open, the alarm system cannot be set.
      • Driver's side
        G13198076Courtesy of SUBARU OF AMERICA, INC.
      • Passenger's side
        G13198097Courtesy of SUBARU OF AMERICA, INC.
    8. Unlock a door using the mechanical key and open the door while the security system is in the set mode. Check if the alarm condition occurs (horn sounds continuously, hazard light blinks, security indicator light illuminates). Check if this condition lasts until any button on the access key is pressed or until the ignition switch is turned to ACC.
      CAUTION: The mechanical key is a single groove type. Insert the mechanical key with the groove side facing the front side of the vehicle.
      NOTE: The alarm sounds for three minutes with the door open.
      G13862191Courtesy of SUBARU OF AMERICA, INC.
    9. When none of above is applicable, perform troubleshooting for the security system including front hood security system.