1. If not as specified, loosen the fuel-filler lid installation bolts, and reposition the fuel-filler lid.
2. Measure the gap and height between the fuel-filler lid and the body.
Clearance
a: 1.7-3.7 mm {0.067-0.145 in} b: -0.5-1.5 mm {-0.019-0.059 in}
3. Tighten the bolts.

Fuel-filler lid and opener removal/installation
BumperMazda 6 Service Manual: Air bleeding
Caution
Maintain the fluid level in the reservoir tank properly while
bleeding the air.
Specified fluid
Note
The brakes should be bled whenever a brake line is disconnected.
If a hydraulic line is disconnected at the master cylinder, start at the
slave cylinder farthest from t ...
Mazda 6 Service Manual: Front brake (disc) removal/installation
1. Remove in the order indicated in the table.
2. Install in the reverse order of removal.
3. After installation, depress the pedal a few times, rotate the wheel by
hand, and verify that the brake does not drag.
Disc Plate Removal Note
Mark the wheel hub bolt and disc plate before removal ...