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: Intermittent rear wiper relay inspection
1. Connect the connector to the intermittent rear wiper relay. 2. Connect the negative battery cable. 3. Measure the voltage at the intermittent rear wiper relay using voltmeter. When inspecting terminal D for continuity, disconnect the intermittent rear wiper relay connector. 4. If the ...

Mazda 6 Service Manual: Plastic Part Maintenance
When cleaning the plastic lenses of the lights, do not use gasoline, kerosene, rectified spirit, paint, thinner, highly acidic detergents, or strongly alkaline detergents. Otherwise, these chemical agents can discolor or damage the surfaces resulting in a significant loss in functionalit ...