1. Remove the air filter.
2. Inspect the air filter.
Note

Air filter removal/installation
A/c unit removal/installationMazda 6 Service Manual: Dsc hu/cm removal/installation
Caution
When replacing the DSC HU/CM, configuration procedure must be done
before removing the DSC HU/CM. If configuration is not completed before
removing the DSC HU/CM, DTC B2477 will be detected.
Do not drop the DSC HU/CM. Replace it if it is subjected to an
impact.
1. Configura ...
Mazda 6 Service Manual: Dynamic Stability Control (DSC)
The Dynamic Stability Control (DSC) automatically controls braking and engine
torque in conjunction with systems such as ABS and TCS to help control side slip
when driving on slippery surfaces, or during sudden or evasive maneuvering, enhancing
vehicle safety.
Refer to ABS and TCS.
DSC opera ...