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: Wheel hub, hub spindle removal/installation
Caution
Performing the following procedures without first removing the ABS
wheel-speed sensor may possibly cause an open circuit in the harness if it
is pulled by mistake. Before performing the following procedures, remove the
ABS wheel-speed sensor (body side) and fix it to an appropri ...
Mazda 6 Service Manual: Smart Brake Support (SBS) (Some models)
The Smart Brake Support (SBS) system alerts the driver of a possible collision
using a display and warning sound if the radar sensor (front) and the Forward Sensing
Camera (FSC) determine that there is the possibility of a collision with a vehicle
ahead while the vehicle is being driven at abo ...