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: 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: Declaration of Conformity
Keyless Entry System/Immobilizer System Blind Spot Monitoring (BSM) System NOTE During printing time of this user manual the approvals listed above are granted. WARNING Change or modifications not expressively approved by the party responsible for compliance could void the use's authori ...