Mazda 6 Service Manual: No.12 torque converter clutch (tcc) non-operation

No.11 shift point is high or low

No.13 no kickdown

Other materials:

Mazda 6 Service Manual: Add-On Non-Genuine Parts and Accessories
Non-genuine parts and accessories for Mazda vehicles can be found in stores. These may fit your vehicle, but they are not approved by Mazda for use with Mazda vehicles. When you install non-genuine parts or accessories, they could affect your vehicle's performance or safety systems; the Mazda w ...

Mazda 6 Service Manual: Variable valve timing actuator removal/installation
L3 Caution Variable valve timing actuator can not be disassembled because it is a precision unit. Note Variable valve timing actuator camshaft sprocket is integrated with the variable valve timing actuator and cannot be disassembled. 1. Follow the timing chain removal/installati ...