WARNING:
Handling the air bag module improperly can accidentally deploy the air bag module, which may seriously injure you. Read the air bag system service warnings and cautions before handling the air bag module..
NOTE:
The driver-side air bag module is installed to the steering wheel by engaging the tab.

Removal
NOTE:
If the ignition is switched off from ON (engine off or on) with the driver's door open, the steering lock operation can be temporarily released.
1. Switch the ignition to off.
2. Disconnect the negative battery cable and wait for 1 min or more
..
3. Rotate the steering wheel to the position shown in the figure, insert the tool from the service hole, and press the tab to release it.
TORX driver (T30 (diam. 6))

4. Rotate the steering wheel to the position shown in the figure, insert the tool from the service hole, press the area of the tab indicated by the arrow to release the tab and hook.

5. Rotate the steering wheel to the position shown in the figure, insert the tool from the service hole, press the area of the tab indicated by the arrow to release the tab and hook. (Engagement of driver-side air bag module and steering wheel is released.)
CAUTION:
Hold the driver-side air bag module when releasing its securement. Otherwise, it may fall off and be damaged.

6. Using a flathead screwdriver, lift the locking device carefully, however do not remove it.

7. Disconnect the air bag module connector.
8. Disconnect the horn switch connector.
9. Remove the driver-side air bag module.
Installation
CAUTION:
If the driver-side air bag module is connected with the air bag module wiring harness and the horn switch wiring harness crossing over each other, the wiring harnesses could become tangled and damaged. When connecting the connectors, be careful that the wiring harnesses are not crossed over each other.

1. Point the upper side of the driver-side air bag module towards the steering wheel and connect the following connectors as shown in the figure.

Air bag module connector.
Horn switch connector
2. Rotate the driver-side air bag module counterclockwise 180 degrees.

3. Align the driver-side air bag module pin with the steering wheel hole.

4. Press the pin of the driver-side air bag module until a click sound is heard.
5. Verify that the quick release connector is securely attached by lightly pulling the driver-side air bag module.
6. Switch the ignition ON (engine off or on).
7. Verify that the air bag system warning light illuminates for approx. 6 s
and goes out.
If the air bag system warning light does not operate normally, refer to the on-board diagnostic system (air bag system) and perform inspection of the system..
Drive By Wire Control
Driver Side Air Bag Module [Standard Deployment Control System]Passenger Side Air Bag Module [Two Step Deployment Control System]
Purpose
When the passenger-side air bag module receives an impact from a frontal
or frontal offset collision, the operation (deployment) of the air bag mediates
the impact to the head and face of the front passenger.
Function
When the passenger-side air bag module receives ...
Main Relay [Skyactiv G 2.0]
Purpose/Function
Supplies power to each part.
Supplies battery voltage to each part based on the signals from the PCM even
though the ignition is switched on or off.
Construction
Installed to the relay and fuse block.
Operation
After the contact poin ...
Tire Pressure Monitoring System Initialization Procedure
Perform the tire pressure monitoring system initialization when the following
operations have been performed:
Tire pressures have been adjusted
Tires or wheels have been replaced
Tires have been rotated
DSC HU/CM replaced
DSC HU/CM ...