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: Pcv valve inspection
1. Disconnect the negative battery cable. 2. Remove the intake maniforld.(see INTAKE-AIR SYSTEM REMOVAL/INSTALLATION.) 3. Remove the PCV valve. 4. Blow through the valve and verify that air flows as specified. If not as specified, replace the PCV valve. Specification ...

Mazda 6 Service Manual: Dsc hu/cm inspection
1. Remove the battery and battery bracket. 2. Disconnect the DSC HU/CM connector. 3. Connect the SST (49 G066 004) to the DSC HU/CM connector and harness side connector. 4. Inspect voltage referring the table below. Terminal Voltage Table (reference value) (Ignition switch is at ON, and conne ...