Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSSUBARU2002LEGACY GT WAGON AWD F4-2.5L SOHCREPAIR AND DIAGNOSISACCESSORIES AND OPTIONAL EQUIPMENTANTITHEFT AND ALARM SYSTEMSALARM MODULETESTING AND INSPECTION
2002 Subaru Legacy GT Wagon AWD F4-2.5L SOHC
Alarm Module: Testing and Inspection
2002 Subaru Legacy GT Wagon AWD F4-2.5L SOHCSECTION Testing and Inspection
INSPECTION
IMPACT SENSITIVITY TEST
1. Remove the key from the ignition switch.
2. Close all windows.
3. Close all doors and the rear gate or trunk lid.
4. Cover the hood with a blanket.
5. Press the LOCK/ARM button of the transmitter.
6. Confirm that the security indicator light blinks every 2 seconds.

7. Hit the center of the windshield with your palm and make sure the alarm operates.
If NG, adjust the impact sensitivity.
IMPACT SENSITIVITY TEST
1. Remove the key from the ignition switch.
2. Close all windows.
3. Close all doors and the rear gate or trunk lid.
4. Cover the hood with a blanket.
5. Press the LOCK/ARM button of the transmitter.
6. Confirm that the security indicator light blinks every 2 seconds.
7. Hit the center of the windshield with your palm and make sure the alarm operates.
If NG, adjust the impact sensitivity.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.