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: Water pump
1. Disconnect the negative battery cable. 2. Drain the engine coolant. (See COOLING SYSTEM SERVICE WARNINGS.) (See ENGINE COOLANT REPLACEMENT.) 3. Loosen the water pump pulley bolt to remove the drive belt. (See DRIVE BELT REPLACEMENT.) 4. Remove in the order indicated in the table. 5. Insta ...

Mazda 6 Service Manual: Service warnings
HANDLING REFRIGERANT Avoid breathing air conditioning refrigerant or lubricant vapor. Exposure may irritate eyes, nose and throat. Also, due to environmental concerns, we urge use of recovery/recycling/recharging equipment when draining R-134a from the air conditioning system. If accide ...