AUTOMATIC TRANSAXLE SYSTEM GENERAL


  1. OUTLINE


    1. The U660F automatic transaxle is used. This automatic transaxle is a compact, lightweight and high-capacity 6-speed super Electronically Controlled Transaxle (ECT).


      1. This automatic transaxle is equipped with a Multi-mode Automatic Transmission function.

        A019PMN

    2. A shift control cable with a length adjustment mechanism is used. For details, refer to the Repair Manual.

    3. A shift pattern is provided that has an S position to the side of the D position.

    4. A shift lock system is used.

    5. A shift lock override button, which manually overrides the shift lock mechanism, is provided.

      A019PQQE02

  2. MAJOR DIFFERENCE


    1. The new models have been modified from the previous models as shown below:


      1. D position fixed range mode has been added to the F SPORT package. The shift paddle switches can be used even when the shift lever is in D. This allows the mode to be quickly changed to fixed range mode, the same as when the shift lever is in S.

  3. SPECIFICATION


    1. Automatic Transaxle Assembly

      Transaxle Type U660F
      Gear Ratio 1st 3.300
      2nd 1.900
      3rd 1.420
      4th 1.000
      5th 0.713
      6th 0.608
      Reverse 4.148
      Differential Gear Ratio*1 4.398
      Fluid Capacity*2 6.7 Liters (7.08 US qts, 5.90 Imp. qts)
      Fluid Type TOYOTA Genuine ATF WS
      Weight (Reference)*3 96.0 kg (211.6 lb)

      • *1: Counter gear ratio included.

      • *2: Differential included

      • *3: The weight shown is the weight of the part fully filled with fluid.

      C1 No. 1 Clutch No. of Discs 4
      C2 No. 2 Clutch 3
      B1 No. 1 Brake 4
      B2 No. 2 Brake 5
      B3 No. 3 Brake 3
      F1 No. 1 One-way Clutch No. of Sprags 20
      Ravigneaux Planetary Gear Unit No. of Front Sun Gear Teeth 27
      No. of Rear Sun Gear Teeth 30
      No. of Long Pinion Gear Teeth 20
      No. of Short Pinion Gear Teeth 22
      No. of Ring Gear Teeth 69
      U/D Planetary Gear Unit No. of Sun Gear Teeth 66
      No. of Pinion Gear Teeth 21
      No. of Ring Gear Teeth 110
      Counter Gear No. of Drive Gear Teeth 44
      No. of Driven Gear Teeth 47

    2. Torque Converter Assembly

      Torque Converter Type 3-element, 1-step, 2-phase
      Stall Torque Ratio 1.78