How to Read Deployed History
How to Read Deployed History
NOTE: Due to the amount of electrical current that flows within the SRS unit to deploy airbags and tensioners, the SRS unit will be severely damaged and will require replacement. Therefore, the SRS unit retains a history that indicate which airbags and tensioners that deployed in a collision. Airbags and tensioners that deployed cannot be reused and must be replaced.

1.
Turn the vehicle to the OFF (LOCK) mode, then wait for 10 seconds.

2.

3.
In the SRS MENU of the HDS, select SRS, then select Data List.

NOTE:
The table below is an example of the data list and may not match the operation of the airbag(s) and tensioner of the vehicle you are working on.
?
A value of ON with a unit of RED indicates that the airbag(s) and or tensioner has deployed.
?
A value of OFF with a unit of GREEN indicates that the airbag(s) or tensioner did not deploy.
When any airbags or tensioners have deployed, go to Component Replacement/Inspection After Deployment.

Signal
Value
Unit
Left Front Airbag, Left Front/Rear Seat Belt Tensioner and/or Left Knee Airbag Deployed
OFF
?
Right Front Airbag, Right Front/Rear Seat Belt Tensioner and/or Right Knee Airbag Deployed
OFF
?
Left Side Airbag, Left Side Curtain Airbag, and/or Left Front/Rear Seat Belt Tensioner Deployed
ON
?
Right Side Airbag, Right Side Curtain Airbag, and/or Right Front/Rear Seat Belt Tensioner Deployed
OFF
?
Side Curtain Airbag and/or Seat Belt Tensioner Deployed
OFF
?
?: Green
?: Red
    

4.
Turn the vehicle to the OFF (LOCK) mode, then wait for 10 seconds.

5.
Disconnect the HDS.