Mazda 6 Service Manual: No.20 fuel odor (in engine compartment)

No.19 exhaust smoke

No.21 engine noise

Other materials:

Mazda 6 Service Manual: Driving on Uneven Road
Your vehicle's suspension and underbody can be damaged if driven on rough/uneven roads or over speed bumps at excessive speeds. Use care and reduce speed when traveling on rough/uneven roads or over speed bumps. Use care not to damage the vehicle's underbody, bumpers or muffler(s) when driving ...

Mazda 6 Service Manual: Locking, Unlocking with Door- Lock Knob
Operation from inside To lock any door from the inside, press the door-lock knob. To unlock, pull it outward. This does not operate the other door locks. NOTE The red indication can be seen when the door-lock knob is unlocked. Operation from outside To lock the rear and front passenger doo ...