Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Subaru Legacy 1995-1999 Approved Subaru Legacy 1998 1998 Service Manual TRANSMISSION AND DIFFERENTIAL SECTION AUTOMATIC TRANSMISSION AND DIFFERENTIAL MSA5TCD98L20999

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MSA5TCD98L20999


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3-2   [S1A0]               SPECIFICATIONS                 AND SERVICE DATA
1. Automatic Transmission and Differential


1. Automatic Transmission and Differential
A: SPECIFICATIONS
            Type                                          Symmetric, 3 element, single stage, 2 phase torque converter
                                     2200 cc                                          2.1 -- 2.3
            Stall torque ratio       2500 cc                                          1.8 -- 2.0
                                     OUTBACK                                          2.2 -- 2.4
Torque
                                     2200 cc                                     236 mm (9.29 in)
converter   Nominal diameter
clutch                               2500 cc                                     246 mm (9.69 in)
                                     2200 cc                                    2,200 -- 2,600 rpm
            Stall speed (at sea
                                     2500 cc                                    2,200 -- 2,600 rpm
            level)
                                     OUTBACK                                    2,300 -- 2,700 rpm
            One-way clutch                                                 Sprague type one-way clutch
                      Type                                      4-forward, 1-reverse, double-row planetary gears
                                                                     Multi-plate clutch                     4 sets
                                                                     Multi-plate brake                       1 set
                        Control element
                                                                       Band brake                            1 set
                                                             One-way clutch (sprague type)                  2 sets
                                                                                       2200 cc              2.785
                                                               1st
                                                                                       2500 cc              3.027
                                                                                       2200 cc              1.545
                                                               2nd
                        Gear ratio                                                     2500 cc              1.619
                                                                            3rd                             1.000
                                                                            4th                             0.694
                                                                         Reverse                            2.272
                                                                      Front sun gear                          33
Automatic                                                              Front pinion                           21
          Transmis-
transmis-                                                           Front internal gear                       75
          sion
sion
                                                                                       2200 cc                42
                        Tooth number of planetary gear    Rear sun gear
                                                                                       2200 cc                37
                                                                                       2200 cc                17
                                                           Rear pinion
                                                                                       2500 cc                19
                                                                    Rear internal gear                        75
                        Clutch number of reverse clutch         Drive plate & driven plate                     2
                                                                                                         2200 cc ... 4
                        Clutch number of high clutch            Drive plate & driven plate
                                                                                                         2500 cc ... 5
                        Clutch number of forward clutch         Drive plate & driven plate                     5
                        Clutch number of overrunning
                                                                Drive plate & driven plate                    3
                        clutch
                                                                                                    Except OUTBACK ...
                        Clutch number of low & reverse
                                                                Drive plate & driven plate                  5
                        brake
                                                                                                      OUTBACK ... 6




                                                          2
                                SPECIFICATIONS AND SERVICE DATA                                              [S1A0] 3-2
                                                                                  1. Automatic Transmission and Differential


                                                                                                              Transmission in
                                                                                                           neutral, output mem-
                                                                               P (Park)
                                                                                                           ber immovable, and
                                                                                                           engine start possible
                                                                                                              Transmission in
                                                                             R (Reverse)
                                                                                                            reverse for backing
                                                                                                              Transmission in
                                                                             N (Neutral)                    neutral, and engine
                                                                                                                start possible
                                                                                                               Automatic gear
                                                                                                                   change
                                                                              D (Drive)
                                                                                                           1st  2nd   3rd
                                                                                                                   
            Transmis- Selector position                                                                                4th
            sion                                                                                               Automatic gear
                                                                                                                   change
                                                                               3 (3rd)
                                                                                                           1st  2nd   3rd
                                                                                                                     4th
                                                                                                              2nd gear locked
                                                                                                             (Deceleration pos-
                                                                               2 (2nd)
                                                                                                             sible 4th  3rd 
                                                                                                                     2nd)
                                                                                                               1st gear locked
                                                                                                             (Deceleration pos-
Automatic                                                                      1 (1st)
                                                                                                             sible 4th  3rd 
transmis-                                                                                                        2nd  1st)
sion
                        Control method                                              Hydraulic remote control
                        Type                                                  Variable-capacity type vane pump
            Oil pump    Driving method                                                 Driven by engine
                        Number of vanes                                                     9 pieces
                                                             Electronic/hydraulic control [Four forward speed changes by electri-
                        Type
                                                                 cal signals of car speed and accelerator (throttle) opening]
            Hydraulic   Fluid                                      Dexron II or Dexron III type Automatic transmission fluid
            control
                                                   2200 cc                       7.9 (8.4 US qt, 7.0 Imp qt)
                        Fluid capacity
                                                   2500 cc                       9.5 (10.0 US qt, 8.4 Imp qt)
            Lubrica-    Lubrication system                                  Forced feed lubrication with oil pump
            tion        Oil                                            Automatic transmission fluid (above mentioned.)
            Cooling     Cooling system                                   Liquid-cooled cooler incorporated in radiator
                        Inhibitor switch                                                    12 poles
            Harness                                                                    FWD ... 11 poles
                        Transmission harness
                                                                                       AWD ... 13 poles
                        Transfer clutch                                           Hydraulic multi-plate clutch
                        Clutch number of transfer clutch        Drive plate & driven plate                      5
                        Control method                                             Electronic, hydraulic type
            Transfer
                                                                              The same Automatic Transmission
                        Lubricant
                                                                            Fluid used in automatic transmission.
                        1st reduction gear ratio                                         1.000 (53/53)




                                                                3
3-2   [S1A0]               SPECIFICATIONS             AND SERVICE DATA
1. Automatic Transmission and Differential


                                 FWD                                  3.900 (39/10)
            Final gear Front
                                            2200 cc                    4.111 (37/9)
            ratio      drive     AWD
                                            2500 cc                    4.444 (40/9)
                                 2200 cc & LSi                         0.83 (19/23)
            Speedometer gear
                                 GT                                    0.80 (20/25)
            ratio
                                 OUTBACK                               0.76 (19/25)




Final
reduction

            Lubrication oil




                                                                                                  H3M1235A
            Oil capacity         Front drive                   1.2 (1.3 US qt, 1.1 Imp qt)
            ATF cooling system   Radiation capacity        1.651 kW (1,420 kcal/h, 5,635 BTU/h)




                                                      4
               SPECIFICATIONS AND SERVICE DATA                   [S1B0] 3-2
                                      1. Automatic Transmission and Differential


B: ADJUSTING PARTS




                                                                       H3M1236B




                              5
3-2   [S1B0]               SPECIFICATIONS                 AND SERVICE DATA
1. Automatic Transmission and Differential


 No.         Part Name           Part Number                          Dimension mm (in)                   Application
                              31235AA000 --           -0.030                  -0.0012
                                                  13.5      /-0.037   (0.5315       /-0.0015),
                      2500 cc                                                                         Adjusting side
       Control pis-           030                 13.5-0.023/-0.030   (0.5315-0.0009/-0.0012),
  1                                                                                                   clearance of oil
       ton                    31235AA040 --       13.5-0.016/-0.023   (0.5315-0.0006/-0.0009),
                      2200 cc                                                                         pump
                              070                 13.5-0.009/-0.016   (0.5315-0.0004/-0.0006)
                                                  17-0.010/-0.017 (0.6693-0.0004/-0.0007),
                                                                                                      Adjusting side
                              31241AA001 --       17-0.003/-0.010 (0.6693-0.0001/-0.0004),
  2    Cam ring                                                                                       clearance of oil
                              031                 17+0.004/-0.003 (0.6693+0.0002/-0.0001),
                                                                                                      pump
                                                  17+0.011/+0.004 (0.6693+0.0004/+0.0002)
                                                  17-0.030/-0.037 (0.6693-0.0012/-0.0015),
                                                                                                      Adjusting side
                              31243AA000 --       17-0.023/-0.030 (0.6693-0.0009/-0.0012),
  3    Vane (Oil pump)                                                                                clearance of oil
                              030                 17 -0.016 -0.023 (0.6693-0.0006/-0.0009),
                                                                                                      pump
                                                  17+0.009/+0.016 (0.6693+0.0004/+0.0006)
                                                  17-0.030/-0.037 (0.6693-0.0012/-0.0015),
                                                                                                      Adjusting side
                              31240AA000 --       17-0.023/-0.030 (0.6693-0.0009/-0.0012),
  4    Rotor (Oil pump)                                                                               clearance of oil
                              030                 17-0.016/-0.023 (0.6693-0.0006/-0.0009),
                                                                                                      pump
                                                  17+0.009/+0.016 (0.6693+0.0004/+0.0006)
                                                                                                      Adjusting end play
       Thrust washer          31299AA000 --       0.7, 0.9, 1.1, 1.3, 1.5, 1.7, 1.9
  5                                                                                                   of reverse clutch
       (Reverse clutch)       060                 (0.028, 0.035, 0.043, 0.051, 0.059, 0.067, 0.075)
                                                                                                      drum
                                                  0.8, 1.0, 1.2, 1.4, 1.6, 1.8, 2.0                   Adjusting total end
  6    Bearing race           803031021 -- 027
                                                  (0.031, 0.039, 0.047, 0.055, 0.063, 0.071, 0.079)   play
                                                                                                      Adjusting clear-
                              31567AA350 --       4.6, 4.8, 5.0, 5.2, 5.4, 5.6
  7    Retaining plate                                                                                ance of reverse
                              400                 (0.181, 0.189, 0.197, 0.205, 0.213, 0.220)
                                                                                                      clutch
                              31567AA340,         3.4, 3.6, 3.8, 4.0, 4.2, 4.4, 4.6, 4.8, 5.0
                                                                                                      Adjusting clear-
  8    Retaining plate        31567AA190 --       (0.134, 0.142, 0.150, 0.157, 0.165, 0.173, 0.181,
                                                                                                      ance of high clutch
                              260                 0.189, 0.197)
                              31567AA010,                                                             Adjusting clear-
                                                  4.0, 4.2, 4.4, 4.6, 4.8, 5.0, 5.2
  9    Retaining plate        31567AA060 --                                                           ance of forward
                                                  (0.157, 0.165, 0.173, 0.181, 0.189, 0.197, 0.205)
                              110                                                                     clutch
                                                                                                      Adjusting clear-
                              31567AA410 --       8.0, 8.2, 8.4, 8.6, 8.8, 9.0, 9.2
  10   Retaining plate                                                                                ance of overrun-
                              470                 (0.315, 0.323, 0.331, 0.339, 0.346, 0.354, 0.362)
                                                                                                      ning clutch
                                                  6.5, 6.8, 7.1, 7.4, 7.7, 8.0, 8.2, 8.4, 8.6         Adjusting clear-
       Retaining plate        31667AA180 --
  11                                              (0.256, 0.268, 0.280, 0.291, 0.303, 0.315, 0.323,   ance of low and
       No. 2                  250, 31667AA310
                                                  0.331, 0.339)                                       reverse brake
                                                                                                      Adjusting clear-
       Pressure plate         31593AA151 --       3.3, 3.7, 4.1, 4.5
  12                                                                                                  ance of transfer
       (Front)                181                 (0.130, 0.146, 0.161, 0.177)
                                                                                                      clutch
                              806536020,
       Thrust bearing                           3.8, 4.0, 4.2, 4.4, 4.6, 4.8, 5.0                     Adjusting end play
  13                          806535030 -- 070,
       (35 



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