Disassembly And Assembly: Assembly
- Do not reuse the gasket, O-ring, oil seal. Always replace with a new one when assembling.
- Do not use grease other than petroleum jelly (vaseline).
- Apply ATF to friction components, rotating parts, and sliding parts before installation. Immerse a new clutch disc or brake disc in ATF for at least two hours before assembling them.
- When replacing a bushing, replace the assembly which it belongs to.
- Do not use cloth gloves or shop towels during assembly. Use nylon cloth or other lint-free material.
- Install special tool MD998412 in the installation screw hole of the transfer drive gear bearing located in the transaxle case. Using this as a guide, install the transfer drive gear bearing and gear in the transaxle case.
- Tighten the eight mounting bolts of the transfer drive gear bearing to the specified torque.
Tightening torque: 33.5 ± 2.5 N.m (25 ± 1 ft-lb)
- Install the low-reverse brake piston, return spring, and spring retainer into the transaxle case.
- Fit a new O-ring into the groove of one-way clutch inner race.
- Check the placement of the identification notches in the one-way clutch inner race. Install the one-way clutch inner race to the transfer drive gear bearing so that the notches fall along the A - A line.
- Put the snap ring on the inner race.
- Set special tools MD998338 and MD998924 as shown in the illustration, and then compress the one-way clutch inner race and install the snap ring.
- Install the wave spring onto the low-reverse brake piston.
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CAUTION: If necessary, take the measurements in steps 9 to 18 after replacing the pressure plate, brake plate and brake disc. - Install the five brake discs, five brake plates and snap ring as shown in the illustration.NOTE: Do not install the pressure plate at this time.
- Install special tool MB991632, brake disc, reaction plate and used snap ring.
- Move special tool MB991632 to measure the end play of reaction plate. Then replace the snap ring installed in step 11 to adjust the end play to standard value.
Standard value: 0 - 0.16 mm (0 - 0.0063 inch)
(For brake reaction plate end play)
- Install the four brake discs and four brake plates.
- Place special tool MB991632 on top of the brake disc in place of the pressure plate.
- Install the return spring, second brake piston and snap ring.
- Move special tool MB991632 and measure its movement.
Standard value (Reference):
1.09 - 1.55 mm (0.0429 - 0.0610 inch)
(For second brake end play)
- Select a pressure plate whose thickness corresponds to the measured amount of movement from the following table.
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PRESSURE PLATE
PRESSURE PLATE CHARTMOVEMENT AMOUNT mm (in) THICKNESS mm (in) ID SYMBOL 1.1 - 1.3 (0.043 - 0.051) 1.8 (0.071) E 1.3 - 1.5 (0.051 - 0.059) 2.0 (0.079) D 1.5 - 1.7 (0.059 - 0.067) 2.2 (0.087) C 1.7 - 1.9 (0.067 - 0.075) 2.4 (0.094) B 1.9 - 2.1 (0.075 - 0.083) 2.6 (0.102) A 2.1 - 2.3 (0.083 - 0.091) 2.8 (0.110) 0 - Turn the transaxle over so that the installation surface of the torque converter housing is facing up.
Install special tool MD998913 in a dial gauge, and then move special tool MB991632 and measure its movement.
Standard value (Reference):
1.65 - 2.11 mm (0.050 - 0.0831 inch)
(For low-reverse brake end play)
- Select a pressure plate whose thickness corresponds to the measured amount of movement from the table below.
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PRESSURE PLATE
PRESSURE PLATE THICKNESSMOVEMENT AMOUNT mm (in) THICKNESS mm (in) ID SYMBOL 1.0 - 1.2 (0.039 - 0.047) 1.6 (0.063) F 1.2 - 1.4 (0.047 - 0.055) 1.8 (0.071) E 1.4 - 1.6 (0.055 - 0.063) 2.0 (0.079) D 1.6 - 1.8 (0.063 - 0.071) 2.2 (0.087) C 1.8 - 2.0 (0.071 - 0.079) 2.4 (0.094) B 2.0 - 2.2 (0.079 - 0.087) 2.6 (0.102) A 2.2 - 2.4 (0.087 - 0.094) 2.8 (0.110) 0 2.4 - 2.6 (0.094 - 0.102) 3.0 (0.118) 1 - Remove all parts and special tools that were installed to take the measurements in steps 8 to 18. Remove and separate the pressure plate and snap ring chosen in steps 12, 16 and 18.
- Install the snap ring into the groove of transaxle case output shaft bore.
- Install the thinnest output shaft preload adjustment spacer [thickness 1.88 mm (0.0740 in); part number MD756579].
- Use special tools MB990930 and MB990938 to tap the output shaft bearing outer race in the transaxle case.
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CAUTION: Do not reuse the bolt, as it has had sealant applied. - Tighten the mounting bolts of the output shaft to the specified torque.
Tightening torque: 54 ± 5 N.m (40 ± 4 ft-lb)
- Use special tool MD998323 to install the collar and taper roller bearing on the output shaft.
- Apply ATF to a new locking nut, and use special tools MB990607 and MB991625 to tighten the locking nut to the specified torque. Then turn back one turn, and tighten to the specified torque again.
Tightening torque: 170 ± 10 N.m (125 ± 7 ft-lb)
NOTE: The locking nut is reverse threaded. - Move the output shaft to measure the end play and record the measurement value.
Standard value (reference):
0.01 - 0.09 mm (0.0004 - 0.0035 inch)
(For output shaft end play)
- Remove the parts that were installed in steps 21 to 25.
- Add 1.88 mm (0.074 inch)* and 0.01 to 0.09 mm (0.0004 to 0.0035 inch)** to the measured value in step 26 and select a spacer of the same thickness. Adjustment spacer sizes are all listed on ADJUSTING PLATE, SNAP RING AND SPACERS
. Select the most suitable one from among those listed.NOTE: * is the thickness of the spacer installed in step 21. ** is the preload of the output shaft.
- Repeat steps 22 to 25 again, installing each part and using the appropriate adjustment spacer determined in step 27.
- Stake the locking nut with a punch (two places).
- Use special tools MB990931 and MB990938 to install the cap as shown in the illustration.
- Install the parking pawl, spacer, and spring. Then insert the parking pawl shaft.
- Install the parking roller support, and then insert the two parking roller support shafts.
IDENTIFICATION OF THRUST BEARING, THRUST RACES, AND THRUST WASHERS mm (in)
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SYMBOL REFERENCESYMBOL OD mm (in) ID mm (in) THICKNESS mm (in) NO. 1 59 (2.32) 47 (1.85) 1.8 (0.071) 59 (2.32) 47 (1.85) 2.0 (0.079) 59 (2.32) 47 (1.85) 2.2 (0.087) 59 (2.32) 47 (1.85) 2.4 (0.094) 59 (2.32) 47 (1.85) 2.6 (0.102) 59 (2.32) 47 (1.85) 2.8 (0.110) NO. 2 49 (1.93) 34 (1.34) 3.6 (0.142) NO. 3 57 (1.93) 38.5 (1.34) 4.12 (0.142) NO. 4 55.4 (1.783) 38.5 (1.22) 3.31 (0.130) NO. 5 57 (1.93) 38.5 (1.34) 4.12 (0.142) NO. 6 57 (1.93) 38.5 (1.34) 4.12 (0.142) NO. 7 59 (2.32) 37 (1.46) 2.8 (0.110) NO. 8 48.9 (1.925) 37 (1.46) 1.6 (0.063) 48.9 (1.925) 37 (1.46) 1.7 (0.067) 48.9 (1.925) 37 (1.46) 1.8 (0.071) 48.9 (1.925) 37 (1.46) 1.9 (0.075) 48.9 (1.925) 37 (1.46) 2.0 (0.079) 48.9 (1.925) 37 (1.46) 2.1 (0.083) 48.9 (1.925) 37 (1.46) 2.2 (0.087) 48.9 (1.925) 37 (1.46) 2.3 (0.091) 48.9 (1.925) 37 (1.46) 2.4 (0.094) 48.9 (1.925) 37 (1.46) 2.5 (0.098) 48.9 (1.925) 37 (1.46) 2.6 (0.102) - Install the planetary carrier assembly.
- Install the planetary reverse sun gear.
- Install the wave spring on the low-reverse brake piston.
- Install the pressure plate that was selected in step 18. Next, install six brake discs and five brake plates, one on top of the other.
- Install the snap ring.
- Install the reaction plate.
- Install the snap ring that was selected in step 12.
- Install four brake discs and three brake plates, one on top of the other. Next, install the pressure plate that was selected in step 16.
- Install the return spring and second brake piston.
- Install the snap ring.
CAUTION: Be sure to install the thrust bearing in the correct direction as shown in the illustration.
- Check the installation direction of the thrust bearing number 5, and install it on the hub of the planetary reverse sun gear.
CAUTION: Use care to install the thrust bearing in the proper direction.
- Attach thrust bearing number 6 to the inside of the overdrive clutch hub using petroleum jelly (vaseline). Then install the assembly in the reverse and overdrive clutch.
- Install the reverse and overdrive clutch.CAUTION: Be sure to install the thrust bearing in the correct direction as shown in the illustration.
- Check the installation direction of thrust bearing number 7, and install it on the reverse clutch retainer.
- Use special tool MB990938 to tap the input shaft rear bearing in the rear cover.
- Install the four seal rings in the grooves of the rear cover.
- Measure the end play of the under drive sun gear by the following procedures:
- Install the thinnest thrust race number 8 [thickness 1.6 mm (0.063 inch); part number MD707267] on thrust bearing number 7.
- Install the rear cover on the transaxle case and tighten the bolts to the specified torque.
Tightening torque: 23 ± 3 N.m (17 ± 2 ft-lb)
- Turn over the transaxle case so that the installation surface of the torque converter housing is facing up.
- Install the under drive clutch hub on the under drive sun gear.
- Measure end play of the underdrive sun gear and record the measurement value.
Standard value (Reference):
0.25 - 0.45 mm (0.0098 - 0.0177 inch)
(For underdrive sun gear end play)
- After taking the measurements in steps ( 1) to ( 4), take out the installed parts.
- Install the three O-rings.
- Select a thrust race number 8 whose thickness corresponds to the measured values taken in step 50 from the table below. Install it on thrust bearing number 7.THICKNESS CHART
MEASUREMENT VALUE mm (in) THICKNESS mm (in) 0.3 - 0.4 (0.012 - 0.016) 1.6 (0.063) 0.4 - 0.5 (0.016 - 0.020) 1.7 (0.067) 0.5 - 0.6 (0.020 - 0.024) 1.8 (0.071) 0.6 - 0.7 (0.024 - 0.028) 1.9 (0.075) 0.7 - 0.8 (0.028 - 0.031) 2.0 (0.079) 0.8 - 0.9 (0.031 - 0.035) 2.1 (0.083) 0.9 - 1.0 (0.035 - 0.039) 2.2 (0.087) 1.0 - 1.1 (0.039 - 0.043) 2.3 (0.091) 1.1 - 1.2 (0.043 - 0.047) 2.4 (0.094) 1.2 - 1.3 (0.047 - 0.051) 2.5 (0.098) 1.3 - 1.4 (0.051 - 0.055) 2.6 (0.102) CAUTION:- Completely degrease the FIPG-applied surface so that water and oil including the old sealant cannot adhere to the surface coated with the sealant. Never touch the degreased surface by hand.
- Make sure the starting point and the ending point are about the middle between the bolts.
- Apply a 2 mm (0.08 inch) diameter bead of sealant (Mitsubishi Part No. MD974421 or equivalent) to the illustrated position of the rear cover.NOTE: Be sure to install the case quickly while the sealant is wet (within 15 minutes).
- Install the rear cover, and tighten its mounting bolts to the specified torque.
Tightening torque: 23 ± 3 N.m (17 ± 2 ft-lb)
NOTE: After installation, keep the sealed area away from the oil for approximately one hour. - Install the underdrive clutch hub to the underdrive sun gear.
CAUTION: Be sure to install the thrust bearing in the correct direction as shown in the illustration.
- Check the installation direction of thrust bearing number 2, and install it on the underdrive clutch hub.
- Hold the input shaft, and install the underdrive clutch.
- Adjustment of input shaft end play and select the thrust washer number 1. (Refer to THRUST WASHER SELECTION FOR ADJUSTMENT OF INPUT SHAFT END PLAY .)
- Install thrust washer number 1 that was selected in step ( 69) on the underdrive clutch retainer.
- Install special tool MD998412 as shown in the illustration.
- Install the oil pump to the transaxle case.NOTE: Do not install the oil pump gasket at this time.
- Tighten the oil pump mounting bolts (six pieces) to the specified torque.
Tightening torque: 29 ± 2 N.m (21 ± 1 ft-lb)
- Make sure that the input shaft end play meets the standard value.
Standard value: 0.70 - 1.45 mm (0.028 - 0.057 inch)
(For input shaft end play)
- Install the oil filter.
- Use special tools MB990936 and MB990938 <F4A5A> or MB990935 and MB990938 <W4A5A> to press the differential bearing outer race into the transaxle case.
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- Install the differential.
- Adjustment of differential case preload and select the spacer. (Refer to SPACER SELECTION FOR ADJUSTMENT OF DIFFERENTIAL CASE PRELOAD .)
- Install the selected spacer to the torque converter housing.
- Use special tools MB990936 and MB990938 <F4A5A> or MB991445 <W4A5A> to press the differential bearing outer race into the torque converter housing.
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CAUTION:- Completely degrease the FIPG-applied surface so that water and oil including the old sealant cannot adhere to the surface coated with the sealant. Never touch the degreased surface by hand.
- Make sure the starting point and the ending point are about the middle between the bolts.
- Apply a 2 mm (0.08 inch) diameter bead of sealant (Mitsubishi Part No. MD974421 or equivalent) to the torque converter housing in the area shown in the illustration.NOTE: Be sure to install the case quickly while the sealant is wet (with 15 minutes).NOTE: After installation, keep the sealed area away from the oil for approximately one hour.
- Install the two O-rings.
- Install the torque converter housing and then tighten its 20 mounting bolts to the specified torque.
Tightening torque: 48 ± 6 N.m (35 ± 4 ft-lb)
- Insert the two O-rings into the grooves of the manual control lever shaft.
- Install the manual control lever shaft and parking pawl rod.
- Align hole "A" with the groove in the manual control lever shaft. Insert the manual control lever shaft roller into hole "A."
- Insert the new seal rings in the grooves of the accumulator pistons.NOTE: The piston and seal ring are common parts.
- Identify the accumulator spring and insert it and the accumulator piston into each hole of the transaxle case.NOTE: Accumulator springs are identified as shown in the illustration.ITEM REFERENCE
NO. NAME IDENTIFICATION "BLUE-ING" 1 For low-reverse brake None 2 For underdrive clutch Half 3 For second brake Whole surface 4 For overdrive clutch None - Install the strainer and second brake retainer oil seal.
- Insert a new O-ring to the groove of the solenoid valve harness connector.
- Insert the solenoid valve harness connector into the hole from the inside of the transaxle case so it is oriented as shown in the illustration. Then secure the snap ring to the connector groove.
- Install a steel ball into each of the two holes in the top face of the valve body (outside valve body).
- Install the valve body to the transaxle case. Make sure that the manual valve's pin is in the groove in the detent plate of the manual control lever.
- Install the 27 valve body mounting bolts, and tighten to the specified torque.
Tightening torque: 11 ± 1 N.m (97 ± 9 in-lb)
- Attach the solenoid valve harness to the valve body by connecting all the connectors.
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SOLENOID VALVE HARNESS CHARTNO. PARTS TO BE CONNECTED SOLENOID VALVE HARNESS CABLE COLOR CONNECTOR HOUSING COLOR 1 Underdrive solenoid valve White, red, red Black 2 Overdrive solenoid valve Orange, red Black 3 Low-reverse solenoid valve Brown, yellow Milky white 4 Second solenoid valve Blue, red, red Milky white 5 Torque converter clutch control solenoid valve Blue, yellow, yellow Black - Install the fluid temperature sensor and then tighten its mounting bolt to the specified torque.
Tightening torque: 11 ± 1 N.m (97 ± 9 in-lb)
- Install the manual control shaft detent and tighten the bolt to the specified torque.
Tightening torque: 6.0 ± 1.0 N.m (53 ± 9 in-lb)
CAUTION:- Completely degrease the FIPG-applied surface so that water and oil including the old sealant cannot adhere to the surface coated with the sealant. Never touch the degreased surface by hand.
- Make sure the starting point and the ending point are about the middle between the bolts.
- Apply a 2 mm (0.08 inch) diameter bead of sealant (Mitsubishi Part No. MD974421 or equivalent) to the valve body cover in the area shown in the illustration.NOTE: Be sure to install the case quickly while the sealant is wet (with 15 minutes).NOTE: After installation, keep the sealed area away from the oil for approximately one hour.
- Install the valve body cover, and then tighten its mounting bolts to the the specified torque.
Tightening torque: 11 ± 1 N.m (97 ± 9 in-lb)
- Install the park/neutral position switch and tighten the bolt to the specified torque.
Tightening torque: 11 ± 1 N.m (97 ± 9 in-lb)
- Install the manual control lever and tighten the nut to the specified torque.
Tightening torque: 21.5 ± 3.5 N.m (16 ± 2 ft-lb)
- Install the input shaft speed sensor and output shaft speed sensor and tighten the bolt to the specified torque.
Tightening torque: 11 ± 1 N.m (97 ± 9 in-lb)
- Press Face "A" of the air breather to be even with Face "B" of the transmission case as shown in the illustration.
- Apply ATF on the both sides of the new gasket and threads of the eyebolts, and then tighten to the specified torque.
Tightening torque: 24 ± 3 N.m (18 ± 2 ft-lb)
- Tighten the oil cooler feed pipe clamp bolt to the specified torque.
Tightening torque: 11 ± 1 N.m (97 ± 9 in-lb)
- Install the oil dipstick.
- Install the control cable support bracket.
Tightening torque: 23 ± 3 N.m (17 ± 2 ft-lb)
- Install the roll stopper brackets.
Tightening torque: 90 ± 10 N.m (66 ± 7 ft-lb)
CAUTION: Apply ATF to the oil pump drive hub before installing the torque converter. Be careful not to damage the oil seal lip when installing the torque converter. - Install the torque converter, and secure it so that the shown dimension "A" meets the reference value.
Reference value:
Approximately 9.4 mm (0.37 inch)
- Install the transfer together with new O-ring and tighten the bolts to the specified torque <W4A5A>
Tightening torque: 69 ± 9 N.m (51 ± 6 ft-lb)