Mazda 6 Service Manual: No.9 abnormal shifting

No.8 does not shift to fourth gear (4gr)

No.10 frequent shifting

Other materials:

Mazda 6 Service Manual: Abs (abs/tcs) hu/cm removal/installation
Caution When replacing the ABS (ABS/TCS) HU/CM, configuration procedure must be done before removing the ABS (ABS/TCS) HU/CM. If configuration is not completed before removing the ABS (ABS/TCS) HU/CM, TCS will not work properly (with TCS model). Do not drop the ABS (ABS/TCS) HU/CM. Re ...

Mazda 6 Service Manual: Driving on Uneven Road
Your vehicle's suspension and underbody can be damaged if driven on rough/uneven roads or over speed bumps at excessive speeds. Use care and reduce speed when traveling on rough/uneven roads or over speed bumps. Use care not to damage the vehicle's underbody, bumpers or muffler(s) when driving ...