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.
On-Vehicle Inspection
Be sure to correctly follow the removal and installation procedures for the airbag ECU assembly.
- INSPECT AIRBAG ECU ASSEMBLY (for Vehicle not Involved in Collision)
- Perform a diagnostic system check. Refer to DTC CHECK / CLEAR .
- INSPECT AIRBAG ECU ASSEMBLY (for Vehicle Involved in Collision and Airbag not Deployed)
- Perform a diagnostic system check. Refer to DTC CHECK / CLEAR .
- Visually check for defects with the airbag ECU assembly installed on the vehicle.
- The defects are as follows:
- Cracks on the sensor housing
- Dents on the sensor housing
- Chips on the sensor housing
- Cracks or other damage to the connector
- Peeling of the label
OK
No defects are found.
If any of the defects is found, replace the airbag ECU assembly with a new one.
- The defects are as follows:
- INSPECT AIRBAG ECU ASSEMBLY (for Vehicle Involved in Collision and Airbag is Deployed)
- Replace the airbag ECU assembly.
HINT:
The airbag ECU assembly should be replaced after any of the airbags has deployed, as it has been subjected to an impact.
- Replace the airbag ECU assembly.
NO RELATED
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.