1. Disconnect the negative battery cable.
2. Remove the front bumper. (See FRONT BUMPER REMOVAL/INSTALLATION.)
3. Remove the headlight. (See FRONT COMBINATION LIGHT REMOVAL/INSTALLATION.)
4. Suport the radiator and the condenser using the wire.
5. Remove the bolt.
6. Remove the bumper reinforcement.

7. Install in the reverse order of removal.
Front bumper disassembly/assembly
Rear bumper removal/installationMazda 6 Service Manual: Fuel Gauge (Without Multiinformation Display)
The fuel gauge shows approximately how much fuel is remaining in the tank when
the ignition is switched ON. We recommend keeping the tank over 1/4 full.
If the low fuel warning light illuminates or the fuel level is very low, refuel
as soon as possible.
Refer to Warning Lights.
NOTE
...
Mazda 6 Service Manual: Lights-On Reminder
The lights-on reminder is operable when the time setting*1 of the auto headlight
off function is off.
If lights are on and the ignition is switched to ACC or off, a continuous beep
sound will be heard when the driver's door is opened.
*1 If the light switch is left on, the auto headlight off f ...