1. Measure the gap and height between the front door and the body.
2. If not as specified, loosen the door hinge installation bolts or the door lock striker installation screws, and reposition the door.
Clearance
a: 2.5-4.5 mm {0.10-0.18 in} b: -1.0-1.0 mm {-0.04-0.04 in} c: 4.0-8.0 mm {0.16-0.31 in}

3. Tighten the bolts or screws.
Trunk lid disassembly/assembly
Stay damper disposalMazda 6 Service Manual: Fuel tank removal/installation
Warning
Repairing a fuel tank that has not been properly steam cleaned can
be dangerous. Explosion or ire may cause death or serious injury. Always
properly steam clean a fuel tank before repairing it.
Fuel line spills and leakage are dangerous. Fuel can ignite and
cause serious injur ...
Mazda 6 Service Manual: Contact Authorized Mazda Dealer and Have Vehicle Inspected
If any of the following warning lights or the indicator light turns on/flashes,
the system may have a malfunction. Contact an Authorized Mazda Dealer to have your
vehicle inspected.
...