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: Drive belt replacement
1. Remove the splash shield (RH). 2. Turn the center of the tensioner pulley clockwise to release tension to the drive belt. 3. Remove the drive belt. 4. Reinstall the drive belt or install a new drive belt. 5. Verify that the drive belt auto tensioner indicator mark does not exceeds the l ...

Mazda 6 Service Manual: Headlight cleaner nozzle removal/installation
1. Remove the front bumper. (See FRONT BUMPER REMOVAL/INSTALLATION) 2. Disconnect the headlight cleaner hose. (See HEADLIGHT CLEANER HOSE REMOVAL/INSTALLATION) 3. Remove in the order indicated in the table. 4. Install in the reverse order of removal. 5. Adjust the headlight cleaner nozzle. ...