Locate the battery in the engine bay and disconnect the negative cable. To remove the cable from the battery post you will need to loosen the 10 mm bolt. Wait at least 2 minutes before you start work on the airbag system.
Step 2: Remove Airbag
Remove the airbag by using a screwdriver to press on the three locking pins that hold the Hyundai Elantra airbag in place.
Step 3: Remove steering wheel
Next, you will need to remove the 21 mm nut that holds the steering wheel in place. It is easier to remove this nut using a breaker bar.
Step 4: Remove clock spring
Once you remove the steering wheel you will be able to access the clock spring. Before you can remove the clock spring you will need to remove the plastic trim which is held in place with three screws.
Step 5: Remove headlight switch
Remove two Phillips screws that hold the headlight switch in place. Unplug the electrical connector from the headlight switch assembly. Now you are able to remove the switch.
Step 6: Install new switch
Install the new headlight switch in reverse order. Reinstall the clock spring, and steering wheel as well in reverse order.
Hyundai Elantra Headlight Switch Replacement Cost can vary greatly depending on model year and your location. In average expect to pay between $400 -$1200. Replacing Hyundai Elantra Headlight / Turn Signal Switch yourself will cost you less than $200 in parts if purchased online. You will need the right tools and about two hours to change the headlight / turn signal/ wiper switch.