CAUTION:
If configuration is not performed when the start stop unit is replaced with a new one, the vehicle specification information is not stored in the start stop unit and the system will not operate normally.
When performing configuration, it is necessary to read the vehicle specification information from the start stop unit before replacing it. Connect the M-MDS to the vehicle and perform vehicle identification before removing the start stop unit. The vehicle specification information is temporarily stored in the M-MDS.
NOTE:
The start stop unit prior to replacement stores the vehicle specification information.
A new start stop unit does not store any vehicle specification information.
If the vehicle specification information from the start stop unit prior to replacement cannot be read, perform the configuration using As-Built data.
1. When replacing the start stop unit, perform the configuration..
2. Disconnect the negative battery cable..
3. Remove the following parts:
a. Driver-side air bag module.
b. Steering wheel.
c. Clock spring.
d. Column cover.
e. Wiper and washer switch.
f. Light switch.
4. Disconnect the connector.

5. While pressing the tabs of the clip in the direction of arrow (1) shown in the figure, press it in the direction of arrow (2) to detach the connector tabs from the start stop unit.
6. Remove the wiring harness clip from the start stop unit.
7. Make a groove on the bolt head by punching it with a chisel using a hammer, and remove the bolts by rotating them counterclockwise.

8. Remove the bolts.
9. Remove the start stop unit from the steering shaft by pulling it in the direction of the arrow shown in the figure.

10. Install in the reverse order of removal..
NOTE:
If configuration cannot be performed by reading/writing of the vehicle specification information, perform the configuration using As-Built information after replacing the start stop unit..
Start Stop Unit Installation Note
1. Temporarily install the start stop unit to the steering shaft using new start stop unit installation bolts.
2. Tighten the start stop unit installation bolts until the heads break off.

Start Stop Unit Inspection
Throttle Body InspectionSelector Lever Inspection
1. Switch the ignition ON (engine off or on).
2. Perform the following procedures to inspect the selector lever.
If there is any malfunction, adjust the selector cable..
a. Verify that the selector lever can be operated as shown in the figure.
b. Verify that the selector lever ...
Clock Spring Removal/Installation [Standard Deployment Control System]
CAUTION:
If the disc on the combination switch is deformed or has foreign material
adhering to it, performance of the steering angle sensor may be reduced, causing
abnormal operation. When handling the clock spring, be careful not to deform
the disc and make sure there is no foreign ...
DSC HU/CM Removal/Installation
WARNING:
If the DSC HU/CM configuration is not completed, it could result in an unexpected
accident due to the DSC being inoperative. If the DSC HU/CM is replaced, always
use the automatic configuration function so that the DSC operation conditions
are correct.
If the DSC re ...