Caution
1. Configurate the discharge headlight control unit (when only replacing it). (See AUTO LEVELING CONTROL UNIT CONFIGURATION)
2. Disconnect the negative battery cable.
3. Remove the front combination light. (See FRONT COMBINATION LIGHT REMOVAL/INSTALLATION)
4. Remove in the order indicated in the table.


5. Install in the reverse order of removal.
6. Perform the headlight zeroset for the discharge headlight control unit (when only replacing it). (See HEADLIGHT ZEROSET)
Headlight bulb removal/installation
Auto leveling control unit configurationMazda 6 Service Manual: Settings
NOTE
Depending on the grade and specification, the screen display may differ.
Select the icon on the home
screen and display the Settings screen.
Switch the tab and select the setting item you want to change.
You can customize settings in the setup display as follows:
...
Mazda 6 Service Manual: Precautions before welding
Vehicles have various electrical parts. To protect the parts from excessive
current generated when welding, be sure to perform the following procedure.
1. Turn the ignition switch to the LOCK position.
2. Disconnect the battery cables.
3. Securely connect the welding machine to the ground nea ...