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: Transaxle oil inspection
1. Park the vehicle on level ground. 2. Remove the oil level plug and washer. 3. Verify that the oil is near the brim of the plug port. If the oil level is lower than the low level, add the specified amount and type of oil through the oil level plug hole. Specified oil grade API Ser ...

Mazda 6 Service Manual: Variable valve timing actuator inspection
L3 Caution Variable valve timing actuator can not be disassembled it is a precision unit. 1. Disconnect the negative battery cable. 2. Remove the plug hole plate. 3. Remove the high-tension lead. 4. Remove the oil control valve connector. 5. Remove the ventilation hose. 6. Remove the ...