AUTOMATIC TRANSMISSION SYSTEM


  1. CONSTRUCTION


    1. The gear train consists of three multi-plate clutches, four multi-plate brakes, three 1-way clutches, and three sets of planetary gears each consisting of a sun gear, a pinion gear and a ring gear.

      A019R3QC01
      *1 Input Shaft *2 Intermediate Shaft
      *3

      No. 2 1-way Clutch (F2)

      		 *4

      No. 1 1-way Clutch (F1)
      *5 Front Planetary Gear Assembly *6 Center Planetary Gear Assembly
      *7

      No. 3 1-way Clutch (F3)

      		 *8 Rear Planetary Gear Assembly
      *9 Output Shaft *10

      No. 4 Brake (B4)
      *11

      No. 2 Brake (B2)

      		 *12

      No. 1 Brake (B1)
      *13

      No. 3 Brake (B3)

      		 *14

      No. 1 Brake (B1)
      *15

      No. 3 Clutch (C3)

      		 *16

      No. 2 Clutch (C2)
      A019QVCC01
      *1 Input Shaft *2 Intermediate Shaft
      *3 Front Planetary Gear Assembly *4 Center Planetary Gear Assembly
      *5 Rear Planetary Gear Assembly *6 Output Shaft

  2. OPERATION


    1. Transmission Power Flow

      Operating Condition
      Shift Lever Position or Shift Range Gear Position Shift Solenoid Valve Clutch Brake 1-way Clutch
      S1 S2 SR SL1 SL2 SLU

      C1

      C2

      C3

      B1

      B2

      B3

      B4

      F1

      F2

      F3

      P Park On Off Off Off On Off - - - - - - - - - -
      R Reverse* On Off Off Off On Off - - ○ (○) - - ○ ○ - -
      N Neutral On Off Off Off On Off - - - - - - - - - -
      D, S5 1st On Off Off Off On Off ○ - - - - - - - - ○
      2nd On On Off Off On Off ○ - - - - ○ - ○ ○ -
      3rd Off On Off Off On Off ○ - ○ - - ● - ○ - -
      4th* Off Off Off Off On Off ○ ○ ● - - ● - - - -
      5th* Off Off On On Off On - ○ ○ ○ - ● - - - -
      S4 1st On Off Off Off On Off ○ - - - - - - - - ○
      2nd On On Off Off On Off ○ - - - - ○ - ○ ○ -
      3rd Off On Off Off On Off ○ - ○ - - ● - ○ - -
      4th* Off Off Off Off On On ○ ○ ● - - ● - - - -
      S3 1st On Off Off Off On Off ○ - - - - - - - - ○
      2nd On On Off Off On Off ○ - - - - ○ - ○ ○ -
      3rd* Off On Off Off Off Off ○ - ○ (○) - ● - ○ - -
      S2 1st On Off Off Off On Off ○ - - - - - - - - ○
      2nd* On On On Off Off Off ○ - - - (○) ○ - ○ ○ -
      S1 1st* On Off Off Off Off Off ○ - - - - - (○) - - ○

      Tech Tips

      ○: Operates

      ●: Operates but is not related to power transmission

      (○): Operates during engine braking

      -: Does not operate

      *: Engine braking occurs


      1. 1st Gear (Shift Lever in D or in S5, S4, S3 or S2 Range)

        A019R4G
        A019QMH Operates - -

      2. 2nd Gear (Shift Lever in D or in S5, S4 or S3 Range)

        A019QL3
        A019QMH Operates - -

      3. 3rd Gear (Shift Lever in D or in S5 or S4 Range)

        A019QU2
        A019QMH Operates A0009TA Operates but is not Related to Power Transmission

      4. 4th Gear (Shift Lever in D or in S5 or S4 Range)

        A019QNK
        A019QMH Operates A0009TA Operates but is not Related to Power Transmission

      5. 5th Gear (Shift Lever in D or in S5 Range)

        A019QWM
        A019QMH Operates A0009TA Operates but is not Related to Power Transmission

      6. 1st Gear (Shift Lever in S1 Range)

        A019R3D
        A019QMH Operates A019QFI Operates during Engine Braking

      7. 2nd Gear (Shift Lever in S2 Range)

        A019QU4
        A019QMH Operates A019QFI Operates during Engine Braking

      8. 3rd Gear (Shift Lever in S3 Range)

        A019QLH
        A019QMH Operates A0009TA Operates but is not Related to Power Transmission
        A019QFI Operates during Engine Braking - -

      9. Reverse Gear (Shift Lever in R)

        A019QV0
        A019QMH Operates A019QFI Operates during Engine Braking