Mazda 6 Service Manual: No.20 noise occurs at idle when vehicle is stopped in all positions/ranges

No.19 excessive shift shock on torque converter clutch (tcc)

No.21 noise occurs at idle when vehicle is stopped in d, s, l ranges, or in r position

Other materials:

Mazda 6 Service Manual: Hazard Warning Flasher
The hazard warning lights should always be used when you stop on or near a roadway in an emergency. The hazard warning lights warn other drivers that your vehicle is a traffic hazard and that they must take extreme caution when near it. Depress the hazard warning flasher and all the turn s ...

Mazda 6 Service Manual: Fuel tank inspection
Caution Disconnecting/connecting the quick release connector without cleaning it may possibly cause damage to the fuel pipe and quick release connector. Always clean the quick release connector joint area before disconnecting/connecting using a cloth or soft brush, and make sure that it ...