DODGE NEON 1999 Service Repair Manual

31TH TRANSAXLE HYDRAULIC SCHEMATIC
21 - 108 TRANSAXLEPL
SCHEMATICS AND DIAGRAMS (Continued)

31TH TRANSAXLE HYDRAULIC SCHEMATIC
PLTRANSAXLE 21 - 109
SCHEMATICS AND DIAGRAMS (Continued)

31TH TRANSAXLE HYDRAULIC SCHEMATIC
21 - 110 TRANSAXLEPL
SCHEMATICS AND DIAGRAMS (Continued)

31TH TRANSAXLE HYDRAULIC SCHEMATIC
PLTRANSAXLE 21 - 111
SCHEMATICS AND DIAGRAMS (Continued)

31TH TRANSAXLE HYDRAULIC SCHEMATIC
21 - 112 TRANSAXLEPL
SCHEMATICS AND DIAGRAMS (Continued)

SPECIFICATIONS
31TH AUTOMATIC TRANSAXLE
Type...........Automatic three speed with torque
converter and integral differential
Torque Converter
Diameter...............241 millimeters (9.48 in.)
Oil Capacity..............8.6 Liters (18.25 pints)
OilType..........MopartATF PLUS 3 Type 7176
Cooling Method........Water Heat Exchanger and/
or air to oil heat exchanger
Lubrication......Pump (internal-external gear-type
Gear Ratios
Transmission Portion
First Gear..............................2.69
Second Gear.............................1.55
Third Gear..............................1.00
Reverse Gear............................2.10
Pump Clearances
Outer Gear To Pocket.............0.045-0.141mm
(0.0018-0.0056 in.)
Outer Gear Side Clearance.........0.020-0.046mm
(0.0008-0.0018 in.)
Inner Gear Side Clearance.........0.020-0.046mm
(0.0008-0.0018 in.)
Tapered Roller Bearing Settings
Differential Assembly . . .6 to 12 in. lbs. Drag Torque
Output Hub............0to3in.lbs. Drag Torque
Transfer Shaft.........0.002 to 0.010 in. End Play
Overall Drag At Output Hub . . .3 to 16 in. lbs. Drag
Torque
Clutch Pack Clearances
Front Clutch (Not Adjustable)........1.27-2.79mm
(0.050-0.110 in.)
Rear Clutch.........0.71-1.10mm (0.028-0.043 in.)
Band Adjustment
Kickdown, Backed Off From
8N²m (72 in. lbs.)...............21/4Turns
Low-Reverse, Backed Off From
5N²m (41 in. lbs.)................31/2Turns
31TH TRANSAXLE TORQUE SPECIFICATIONS
DESCRIPTION TORQUE
Bell Housing Cover Bolts......12N´m(105 in. lbs.)
Cooler Hose To Rad. Conn......12N´m(105 in. lbs.)
Cooler Line Conn............28N´m(250 in. lbs.)
Diff. Bear. Ret. To Case Bolt . . .34 N´m (300 in. lbs.)
Diff. Cover To Case Bolt.......19N´m(165 in. lbs.)
Exten. Hous. To Case Bolt.....28N´m(250 in. lbs.)Flex Plate To Crankshaft Bolts . . .95 N´m (70 ft. lbs.)
Flex Plate To Torque
Conv. Bolts................68N´m(50ft.lbs.)
Fluid Filter Screw.............5N´m(45in.lbs.)
Front Motor Mount Bolt........54N´m(40ft.lbs.)
Governor Counterweight
Screw...................28N´m(250 in. lbs.)
Governor To Support Bolt.......7N´m(60in.lbs.)
Kickdown Band Adj. Lock Nut . . .47 N´m (35 ft. lbs.)
Left Motor Mount Bolts........54N´m(40ft.lbs.)
Lower Bell Housing
Cover Screw...............41N´m(30ft.lbs.)
Manual Cable To Trans.
Case Bolt................28N´m(250 in. lbs.)
Manual Control Lever Screw . . .12 N´m (105 in. lbs.)
Oil Pan To Trans. Case Screw . .19 N´m (165 in. lbs.)
Output Gear Strap Bolts........23N´m(17ft.lbs.)
Output Shaft Nut...........271 N´m (200 ft. lbs.)
Park/Neutral Switch...........34N´m(25ft.lbs.)
Pressure Check Plug...........5N´m(45in.lbs.)
Pump To Case Bolts..........31N´m(275 in. lbs.)
Reaction Shaft Assembly Bolt . .28 N´m (250 in. lbs.)
Rear Cover To Case Screw.....19N´m(165 in. lbs.)
Reverse Band Adj. Lock Nut . . .14 N´m (125 in. lbs.)
Reverse Band Shaft Plug........7N´m(60in.lbs.)
Ring Gear Screw..............95N´m(70ft.lbs.)
Speedo. To Ext. Hous. Screw.....7N´m(60in.lbs.)
Sprag Ret. To Transfer
Case Bolt................28N´m(250 in. lbs.)
Starter To Trans. Bell Bolts.....54N´m(40ft.lbs.)
Stirrup Strap Ret. Bolts.......23N´m(200 in. lbs.)
Throttle Cable To Trans.
Case Bolt................12N´m(105 in. lbs.)
Throttle Lever To Trans.
Shaft Bolts...............12N´m(105 in. lbs.)
Trans. To Cyl. Block Bolt.......95N´m(70ft.lbs.)
Transfer Shaft Nut..........271 N´m (200 ft. lbs.)
Transfer Gear Strap Bolts......23N´m(17ft.lbs.)
Valve Body Assy. To
Case Bolts...............12N´m(105 in. lbs.)
Valve Body Screw..............5N´m(45in.lbs.)
PLTRANSAXLE 21 - 113

SPECIAL TOOLS
31TH AUTOMATIC TRANSAXLE
Puller Press Extension C-293-3
Adapter Blocks C-293±36
Adapter Blocks C-293±52
Puller Press C-293±PA
Slide Hammer C-637
Pressure Gauge (Low) C-3292
Pressure Gauge (High) C-3293SP
Dial Indicator C-3339
21 - 114 TRANSAXLEPL

Spring Compressor C-3575±A
Band Adjusting Adapter
Oil Pump Puller C-3752
Seal Puller C-3981B
Universal Handle C-4171
Seal Installer C-4193A
Bearing Installer C-4637
Adapter C-4658
PLTRANSAXLE 21 - 115
SPECIAL TOOLS (Continued)

Torque Tool C-4995
Adapter C-4996
Remover Kit L-4406
Bearing Remover Cup L-4406±1
Bearing Remover Jaws L-4406±2
Adapter L-4406±3
Gear Puller L-4407A
Puller L-4407±6
21 - 116 TRANSAXLEPL
SPECIAL TOOLS (Continued)

Bearing Installer L-4408
Bearing Installer L-4410
Bearing Installer L-4411
Installer Adapter L-4429-3
Gear Checking Plate L-4432
Gear Removing Plate L-4434
Bearing Puller L-4435
Differential Tool L-4436A
PLTRANSAXLE 21 - 117
SPECIAL TOOLS (Continued)