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Home >> Subaru >> 2021 >> Legacy Base >> Repair and Diagnosis >> Restraints >> Air Bag, SRS >> Airbag System >> Airbag Module Disposal (Deployment Processing On Vehicle) >> Procedure >> Knee Airbag Module
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Knee Airbag Module

  1. Turn the ignition switch to OFF.
  2. Disconnect the ground terminal from the battery sensor, and wait for at least 60 seconds before starting work. Ref. to REPAIR CONTENTS>NOTE>BATTERY .
  3. Remove the cover LWR driver. Ref. to EXTERIOR/INTERIOR TRIM>INSTRUMENT PANEL LOWER COVER>REMOVAL .
  4. Remove the knee airbag module. Ref. to AIRBAG SYSTEM>KNEE AIRBAG MODULE>REMOVAL .
  5. Activate the knee airbag module.

    Preparation tool: 

    ST1: AIRBAG DEPLOYMENT TOOL (98299PA030)

    ST2: TEST HARNESS ADAPTER D (98299SA010)

    1. Short the terminal to the alligator clip furnished as ST1.
      CAUTION: ST1 should be kept shorted on the terminals until just before activation of airbag module.
    2. Connect the ST1 with ST2.
      G13951830Courtesy of SUBARU OF AMERICA, INC.
    3. Connect the ST2 to the knee airbag module and install the knee airbag module to the vehicle again.

      Tightening torque: 

      7.5 N.m (0.8 kgf-m, 5.5 ft-lb)

      G13951831Courtesy of SUBARU OF AMERICA, INC.
    4. Make sure there is no one inside the vehicle.
    5. Extend the wiring of ST1 to the limit, and close all the windows and sunroof completely.
      G13951832Courtesy of SUBARU OF AMERICA, INC.
    6. Move the battery at least 5 m (16 ft) from the vehicle, and confirm safety in the area.
    7. Connect the ST1 alligator clip to the battery negative (-) terminal.
    8. Connect the other cable of ST1 to the battery positive (+) terminal, and activate the airbag module.
    CAUTION:
    • After activation, the airbag module will be extremely hot. Let it cool down for at least 40 minutes in an area with no one around.
    • Do not expose the activated airbag module to water.
    G13951833Courtesy of SUBARU OF AMERICA, INC.
  6. Remove the bolts and remove knee airbag module.
  7. Place the activated airbag module in a sealed vinyl bag, then discard.
NOTE: When necessary, fold the fabric part of airbag into three or four sections, rope and seal in a vinyl bag.
G13951834Courtesy of SUBARU OF AMERICA, INC.