OEM Restraints System Part Replacement Search

2021 Mazda 3 Sedan/Hatchback

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DISABLE PROCEDURE AND TIME (Always Check Service Manual)

1. Always switch the ignition off
2. Disconnect the negative battery cable
3. Wait for 1 min or more to allow the backup power supply of the SAS control module to deplete its stored power

REV: 03/2023

PARTS THAT MUST BE REPLACED FOLLOWING A DEPLOYMENT

[Deployed Airbags; AIRBAG,STEERING WHEEL; AIRBAG,INSTRUMENT PNL; AIRBAG,FRONT SEAT; AIRBAG,ROOF]

Side Air Bag Module Handling [AIRBAG,FRONT SEAT]:
• After a side air bag has operated (deployed), always replace both the side air bag module and the seat back (pad, frame, trim) with new parts.

SAS Control Module Handling [MODULE,AIRBAG CONTROL]:
• Once the air bags, pretensioner seat belts and lap pre-tensioner seat belts have operated (deployed), replace the SAS control module with a new one

Crash Zone Sensor Handling [AIRBAG SENSOR,FRONT]:
• Once the air bags, pretensioner seat belts and lap pre-tensioner seat belts have operated (deployed), the crash zone sensor must be replaced with a new one

Side Air Bag Sensor Handling [AIRBAG SENSOR,QTR PANEL]:
• Once the air bag has operated (deployed) due to a collision or other causes, the side air bag sensor must be replaced with a new one

Pressure Sensor Handling [AIRBAG SENSOR,FRT DOOR]:
• Once the air bag has operated (deployed) due to a collision or other causes, the pressure sensor must be replaced with a new one

Always replace the seat belt once the load limiter operates.

PARTS THAT MUST BE INSPECTED AND REPLACED IF DAMAGED

• Always use the on-board diagnostic function to diagnose the air bag module for malfunctions
• Always use the on-board diagnostic function to diagnose the pre-tensioner seat belt for malfunctions
• Always use the on-board diagnostic function to diagnose the lap pre-tensioner seat belt for malfunctions

If any of the following work is performed, perform the seat weight sensor inspection using the M-MDS:
• Removal of the passenger-side seat
• Loosening and retightening of passenger’s seat fixing bolts
• Or, the vehicle was involved in a collision
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