Mazda 6 Service Manual: No.19 exhaust smoke

No.18 cooling system concerns-runs cold

No.20 fuel odor (in engine compartment)

Other materials:

Mazda 6 Service Manual: Precautions before welding
Vehicles have various electrical parts. To protect the parts from excessive current generated when welding, be sure to perform the following procedure. 1. Turn the ignition switch to the LOCK position. 2. Disconnect the battery cables. 3. Securely connect the welding machine to the ground nea ...

Mazda 6 Service Manual: Turning the Engine Off
WARNINGDo not stop the engine while the vehicle is moving: Stopping the engine while the vehicle is moving for any reason other than in an emergency is dangerous. Stopping the engine while the vehicle is moving will result in reduced braking ability due to the loss of power braking, which coul ...