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: Relay inspection
Relay Type Four-terminal Type A 1. Remove the relay. 2. Inspect for continuity between the relay terminals using an ohmmeter. If not as specified, replace the relay. Type B 1. Remove the relay. 2. Inspect for continuity between the relay terminals using an ohmmeter. If not as ...

Mazda 6 Service Manual: Oil leakage inspection
Use either of the following procedures to identify the type of oil that is leaking: Using UV Light (Black Light) 1. Remove on the engine or transaxle. Note Referring to the fluorescent dye instruction manual, mix the specified amount of dye into the engine oil or ATF (or transaxle ...