Mazda 6 Service Manual: No.22 vibration concerns (engine)

No.21 engine noise

No.23 a/c does not work sufficiently

Other materials:

Mazda 6 Service Manual: Service warnings
Component Disassembly Disassembling and reassembling the components of the air bag system can render the system inoperative, which may result in serious injury or death in the event of an accident. Do not disassemble any air bag system components. Wiring Harness Repair Incorrec ...

Mazda 6 Service Manual: Abs (abs/tcs) hu/cm inspection
1. Disconnect the negative battery cable. 2. Connect the SST between the ABS (ABS/TCS) HU/CM and harness connector with the ignition switch off. 3. Attach the tester leads to the SST and inspect voltage referring the table below. Terminal Voltage Table (Reference) (Engine is idling, and co ...