Mazda 6 Service Manual: No.13 no kickdown

No.12 torque converter clutch (tcc) non-operation

No.14 engine flares up or slips when upshifting or downshifting

Other materials:

Mazda 6 Service Manual: Contact Authorized Mazda Dealer and Have Vehicle Inspected
If any of the following warning lights or the indicator light turns on/flashes, the system may have a malfunction. Contact an Authorized Mazda Dealer to have your vehicle inspected. ...

Mazda 6 Service Manual: Precaution
Vehicles with ABS/TCS 1. The ABS warning light, BRAKE system warning light, TCS indicator light and/or TCS OFF light illuminate even when the system is normal. *1 : In cases where the light may illuminate, only when ABS/TCS HU/CM detects that speed sensor of rear wheel is malfunctioning. *2 ...