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: Customer Assistance (Canada)
Satisfaction Review Process Your complete and permanent satisfaction is of primary concern to Mazda. All Authorized Mazda Dealers have both the knowledge and tools to keep your Mazda in top condition. In our experience, any questions, problems, or complaints regarding the operation of your Ma ...

Mazda 6 Service Manual: No. 1 one or more on-board diagnostic functions inoperative
When performing an asterisked (*) troubleshooting inspection, shake the wiring harness and connectors while doing the inspection to discover whether poor contact points are the cause of any intermittent malfunctions. If there is a problem, check to make sure connectors, terminals and wir ...