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: Engine control system operation inspection
Main Relay Operation Inspection Verify that the main relay clicks when the ignition switch is turned to ON position and off. If there is no operation sound, inspect the following. - Main relay (See RELAY INSPECTION.) - Harness and connector between ignition switch and main relay termi ...

Mazda 6 Service Manual: Towing Description
We recommend that towing be done only by an Authorized Mazda Dealer or a commercial tow-truck service. Proper lifting and towing are necessary to prevent damage to the vehicle. Government and local laws must be followed. A towed vehicle usually should have its drive wheels (front wheels) off t ...