NOTE:
When removing the light switch, it is necessary to rotate the steering wheel. If the ignition is switched off from ON (engine on) with the driver's door closed, the steering wheel is locked. Therefore, perform the procedure in Steps 1 to 3 so that the steering wheel is not locked.
1. Switch the ignition ON (engine on).
2. Open the driver's door.
3. Switch the ignition to off.
4. Disconnect the negative battery cable..
5. Remove the column cover..
6. Rotate the steering wheel until the service hole in the position shown in the figure is visible.

7. Insert a tape-wrapped flathead screwdriver into the service hole in the position shown in the figure.

8. While pressing the light switch tab in the direction of the arrow (1) shown in the figure using a flathead screwdriver, pull out the light switch in the direction of the arrow (2) shown in the figure to detach the light switch tab and the start stop unit.

9. Remove the light switch.

10. Install in the reverse order of removal.
Light Switch Inspection
ExteriorThrottle Position (TP) Sensor Inspection
Voltage Inspection
CAUTION:
The inspection cannot be performed with this method correctly if there is
a malfunction of the APP sensor or throttle valve actuator. Verify that no DTCs
related to the APP sensor or throttle valve actuator are stored before the inspection.
NOTE:
...
Fuel Injector Relay
Purpose, Function
Supplies power to the PCM for the fuel injector and spill valve control solenoid
valve operation.
Construction
The fuel injector relay is installed in the relay and fuse block.
Operation
When the ignition is switched ON, the battery voltage ...
Fuses
Your vehicle's electrical system is protected by fuses.
If any lights, accessories, or controls do not work, inspect the appropriate
circuit protector. If a fuse has blown, the inside element will be melted.
If the same fuse blows again, avoid using that system and consult an Authorized
Ma ...