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: Pcm removal/installation
Note For replace the PCM, Setup the WDS and perform the PCM configuration. (See PCM CONFIGURATION.) 1. Disconnect the negative battery cable. 2. For R.H.D, perform the following procedures. (1) Remove the front side trim (left-side). (2) Partially peel back the flower covering. 3 ...

Mazda 6 Service Manual: Panel light control switch removal/installation
1. Disconnect the negative battery cable. 2. Remove in the order indicated in the table. 3. Install in the reverse order of removal. Panel Light Control Switch Removal Note 1. Insert your hand from the lower side of the dashboard and squeeze the tabs of the panel light control switch. 2. ...