Air Bag Systems

Repairs and Inspections Required After A Collision


Horn Button Assembly




VEHICLE NOT INVOLVED IN COLLISION
a. Perform a diagnostic system check.
b. With the horn button assembly installed on the vehicle, perform a visual check including the following: Cuts, minute cracks or marked discoloration on the horn button assembly top surface and in the grooved portion.




VEHICLE INVOLVED IN COLLISION AND AIRBAG IS NOT DEPLOYED
a. Perform a diagnostic system check.

b. With the horn button assembly removed from the vehicle, perform a visual check including the following:
- Cuts, minute cracks or marked discoloration on the horn button assembly top surface and in the grooved portion.
- Cracks or other damage to the connectors.
- Deformation of the steering wheel assembly.




- Deformation of the horn button contact plate of the horn button assembly.

HINT:
- If the horn button contact plate of the horn button assembly is deformed, never repair it. Always replace the horn button assembly with a new one.




- There should be no interference between the horn button assembly and steering wheel assembly, and the clearance should be uniform all the way around when the new horn button assembly is installed on the steering wheel assembly.

CAUTION: For removal and installation procedures of the horn button assembly, see "Replacement", and be sure to follow the correct procedure.


Instrument Panel Airbag Assembly Lower No.1





VEHICLE NOT INVOLVED IN COLLISION
a. Perform a diagnostic system check.
b. With the instrument panel airbag assembly lower No.1 installed on the vehicle, perform a visual check including the following: Cuts, minute cracks or marked discoloration on the instrument panel safety pad sub-assembly No.1 and instrument panel under cover sub-assembly No.1 around the instrument panel airbag assembly lower No.1.




VEHICLE INVOLVED IN COLLISION AND AIRBAG IS NOT DEPLOYED
a. Perform a diagnostic system check.
b. With the instrument panel airbag assembly lower No.1 removed from the vehicle, perform a visual check including the following:
- Cuts, minute cracks or marked discoloration on the instrument panel airbag assembly lower No.1.
- Cracks or other damage to the connector.



Instrument Panel Airbag Assembly Lower No.2




VEHICLE NOT INVOLVED IN COLLISION
a. Perform a diagnostic system check.
b. With the instrument panel airbag assembly lower No.2 installed on the vehicle, perform a visual check including the following: Cuts, minute cracks or marked discoloration on the glove compartment door assembly and instrument panel under cover sub-assembly No.2 around the instrument panel airbag assembly lower No.2.




VEHICLE INVOLVED IN COLLISION AND AIRBAG IS NOT DEPLOYED
a. Perform a diagnostic system check.
b. With the instrument panel airbag assembly lower No.2 removed from the vehicle, perform a visual check including the following:
- Cuts, minute cracks or marked discoloration on the instrument panel airbag assembly lower No.2.
- Cracks or other damage to the connector.


Front Seat Airbag Assembly




VEHICLE NOT INVOLVED IN COLLISION
a. Perform a diagnostic system check.
b. With the front seat airbag assembly installed on the vehicle, perform a visual check including the following: Cuts, minute cracks or marked discoloration on the front seatback assembly around the front seat airbag assembly.




VEHICLE INVOLVED IN COLLISION AND AIRBAG IS NOT DEPLOYED
a. Perform a diagnostic system check.
b. With the front seat airbag assembly removed from the vehicle, perform a visual check including the following:
- Cuts, minute cracks or marked discoloration on the front seat airbag assembly.
- Cracks or other damage to the wire harness or connector.



Front Passenger Airbag Assembly




VEHICLE NOT INVOLVED IN COLLISION
a. Perform a diagnostic system check.
b. With the front passenger airbag assembly installed on the vehicle, perform a visual check including the following: Cuts, minute cracks or marked discoloration on the instrument panel around the front passenger airbag assembly.







VEHICLE INVOLVED IN COLLISION AND AIRBAG IS NOT DEPLOYED
a. Perform a diagnostic system check.
b. With the front passenger airbag assembly removed from the vehicle, perform a visual check including the following:
- Cuts, minute cracks or marked discoloration on the front passenger airbag assembly.
- Cracks or other damage to the connector.
- Deformation or cracks on the instrument panel or instrument panel reinforcement.

HINT:
- If the instrument panel or instrument panel reinforcement is deformed or cracked, never repair it. Always replace it with a new one.

CAUTION: For removal and installation procedures of the front passenger airbag assembly, see "Replacement", and be sure to follow the correct procedure.


Curtain Shield Airbag Assembly




VEHICLE NOT INVOLVED IN COLLISION
a. Perform a diagnostic system check.
b. With the curtain shield airbag assembly installed on the vehicle, perform a visual check including the following: Cuts, minute cracks or marked discoloration on the front pillar garnish and roof headlining assembly around the curtain shield airbag assembly.




VEHICLE INVOLVED IN COLLISION AND AIRBAG IS NOT DEPLOYED
a. Perform a diagnostic system check.
b. With the curtain shield airbag assembly removed from the vehicle, perform a visual check including the following:
- Cuts, minute cracks or marked discoloration on the curtain shield airbag assembly.
- Cracks or other damage to the wire harness or connector.



Airbag Harness


WIRE HARNESS AND CONNECTOR

VEHICLE NOT INVOLVED IN COLLISION
a. Perform a diagnostic system check.

VEHICLE INVOLVED IN COLLISION
a. Perform a diagnostic system check.
b. Check for breaks in all wires of the SRS wire harness and exposed conductors.
c. Check to see if the SRS wire harness connectors are cracked or chipped.

HINT: The SRS wire harness is integrated with the engine room main wire, instrument panel wire and floor wire.


Airbag Sensor Assembly


VEHICLE NOT INVOLVED IN COLLISION
a. Perform a diagnostic system check.

VEHICLE INVOLVED IN COLLISION AND AIRBAG IS NOT DEPLOYED
a. Perform a diagnostic system check.

VEHICLE INVOLVED IN COLLISION AND AIRBAG IS DEPLOYED
a. Replace the airbag sensor assembly center.

HINT: The airbag sensor assembly center should be replaced after any of the airbags has deployed, as it has been subjected to the impact.


Airbag Sensor Assembly Center

VEHICLE NOT INVOLVED IN COLLISION
a. Perform a diagnostic system check.

VEHICLE INVOLVED IN COLLISION AND AIRBAG IS NOT DEPLOYED
a. Perform a diagnostic system check.

VEHICLE INVOLVED IN COLLISION AND AIRBAG IS DEPLOYED
a. Replace the airbag sensor assembly center.

HINT: The airbag sensor assembly center should be replaced after any of the airbags has deployed, as it has been subjected to the impact.




Front Airbag Sensor

VEHICLE NOT INVOLVED IN COLLISION
a. Perform a diagnostic system check.

VEHICLE INVOLVED IN COLLISION AND AIRBAG IS NOT DEPLOYED
a. Perform a diagnostic system check.
b. When the front fender of the vehicle or its periphery is damaged, check if there is any damage to the airbag sensor front. If there are any defects mentioned below, replace the airbag sensor front with a new one:
- Cracks, dents or chips in the case.
- Cracks or other damage to the connector.
- Peeling off of the label or damage to the serial number.

VEHICLE INVOLVED IN COLLISION AND AIRBAG IS DEPLOYED
a. Replace the airbag sensor front.

HINT: The airbag sensor front on the impacted side should be replaced after the horn button assembly, front passenger airbag assembly, instrument panel airbag assembly lower No.1 or instrument panel airbag assembly lower No.2 has deployed.



Side Airbag Sensor


VEHICLES NOT INVOLVED IN COLLISION
a. Perform a diagnostic system check.

VEHICLE INVOLVED IN COLLISION AND AIRBAG IS NOT DEPLOYED
a. Perform a diagnostic system check.
b. When the center pillar of the vehicle or its periphery is damaged, check if there is any damage to the side airbag sensor assembly. If there are any defects mentioned below, replace the side airbag sensor assembly with a new one:
- Cracks, dents or chips in the case.
- Cracks or other damage to the connector.
- Peeling off of the label or damage to the serial number.

VEHICLE INVOLVED IN COLLISION AND AIRBAG IS DEPLOYED
a. Replace the side airbag sensor assembly.

HINT: The side airbag sensor assembly on the impacted side should be replaced after the front seat airbag assembly and curtain shield airbag assembly have deployed.

Rear Airbag Sensor

VEHICLE NOT INVOLVED IN COLLISION
a. Perform a diagnostic system check.

VEHICLE INVOLVED IN COLLISION AND AIRBAG IS NOT DEPLOYED
a. Perform a diagnostic system check.
b. When the quarter panel of the vehicle or its periphery is damaged, check if there is any damage to the airbag sensor rear. If there are any defects as mentioned below, replace the airbag sensor rear with a new one:
- Cracks, dents or chips in the case.
- Cracks or other damage to the connector.
- Peeling off of the label or damage to the serial number.

VEHICLE INVOLVED IN COLLISION AND AIRBAG IS DEPLOYED
a. Replace the airbag sensor rear.

HINT: The airbag sensor rear on the impacted side should be replaced after the curtain shield airbag assembly has deployed.


Seat Position Airbag Sensor

VEHICLE NOT INVOLVED IN COLLISION
a. Perform a diagnostic system check.

VEHICLE INVOLVED IN COLLISION
a. Perform a diagnostic system check.
b. Even if the airbag was not deployed, perform a visual check for damage to the seat position airbag sensor including the following:
- Cracks, dents or chips in the case.
- Cracks or other damage to the connector.