1. Disconnect the negative battery cable.
2. Jack up the vehicle.
3. Remove in the order indicated in the table.


4. Install in the reverse order of removal.
5. Adjust the headlight zeroset. (See HEADLIGHT ZEROSET)
Front auto leveling sensor removal/installation
Parking light bulb removal/installationMazda 6 Service Manual: Exterior lighting system
...
Mazda 6 Service Manual: Recommendations for Shifting
Upshifting
For normal acceleration and cruising, Mazda recommends these shift points:
*1 Always observe local speed limit regulations.
Downshifting
When you must slow down in heavy traffic or on a steep upgrade, downshift before
the engine starts to overwork. This gives better acceleration w ...