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: Locking, Unlocking with Auxiliary Key
Turn the auxiliary key toward the front to lock, toward the back to unlock.
To lock
All doors lock automatically when the driver's door is locked using the auxiliary
key.
To unlock
The driver’s door unlocks when the auxiliary key is turned briefly to the unlock
position and then immediatel ...
Mazda 6 Service Manual: Dsc hu/cm inspection
1. Remove the battery and battery bracket.
2. Disconnect the DSC HU/CM connector.
3. Connect the SST (49 G066 004) to the DSC HU/CM connector and
harness side connector.
4. Inspect voltage referring the table below.
Terminal Voltage Table (reference value)
(Ignition switch is at ON, and conne ...