Mazda CX-5 Service & Repair Manual: Reduction Gear

Mazda CX-5 Service & Repair Manual / Drivetrain / Transmission/Transaxle / Automatic / Reduction Gear

Purpose/ Function

The reduction gear transmits the rotation input from the EPS motor, decreasing the rotation speed and increasing the torque simultaneously.

Construction

The reduction gear consists of the worm wheel located on the steering column main shaft and the worm shaft connected to the EPS motor, and is integrated with the steering column.

Operation

The assist torque generated by the EPS motor is transmitted to the worm wheel via the worm shaft drives the steering column main shaft.
The assist torque from the EPS motor is amplified by the reduction ratio (20.33:1) between the worm shaft and worm wheel, and is transmitted to the steering column main shaft.

Primary Gear [Fw6 A EL, Fw6 Ax EL]

Purpose/Function The primary gear transmits the drive force converted by the 3-piece planetary gear to the secondary gear. Construction The primary gear is engaged with the fron ...

Secondary Gear [Fw6 A EL, Fw6 Ax EL]

Purpose/Function The secondary gear transmits the drive force from the primary gear to the output gear. Construction The secondary gear is engaged with the output gear and rotat ...

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