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: Nonreturn valve inspection
1. Remove the fuel pump unit. (See FUEL PUMP UNIT REMOVAL/INSTALLATION.) 2. Siphon the fuel from the fuel tank. Note Nonreturn valve is integrated in the fuel tank. The nonreturn valve is normally closed by the spring force. 3. Verify that the nonreturn valve is closed. If the nonretu ...

Mazda 6 Service Manual: Rear bumper removal/installation
1. Disconnect the negative battery cable. 2. Remove the rear combination light. 3. Remove in the order indicated in the table. 4. Install in the reverse order of removal. Rear Bumper Removal Note Pull the rear bumper ends (wheel arch) outward to disengage with the bumper slider. Cautio ...