Mazda 6 Service Manual: No.23 a/c does not work sufficiently

No.22 vibration concerns (engine)

No.24 a/c is always on or a/c compressor runs continuously

Other materials:

Mazda 6 Service Manual: AUX/USB mode
Audio can be heard from the vehicle's speakers by connecting a commerciallyavailable portable audio unit to the auxiliary jack. A commercially-available, non-impedance (3.5 ) stereo mini plug cable is required. Contact an Authorized Mazda Dealer for details. In addition, audio can be played fr ...

Mazda 6 Service Manual: Windshield wiper motor inspection
L.H.D. 1. Disconnect the windshield wiper motor connector. 2. Connect battery positive voltage to terminal E or D and ground to terminal B, and inspect the operation of the windshield wiper motor as indicated below. 3. Disconnect battery positive voltage from terminal E of the motor while t ...