Lexus IS250 IS220d GSE20 ALE20 - RA63 MANUAL TRANSMISSION

MANUAL TRANSMISSION UNIT - REASSEMBLY

1. INSTALL SHIFT ARM
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install the shift arm and shift arm pivot onto the shift interlock bracket.

Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install a new E-ring onto the shift arm pivot.

2. INSTALL NO. 4 GEAR SHIFT FORK SHAFT
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install the spring and shift detent ball into the shift interlock bracket.

Install the No. 4 gear shift fork shaft.

3. INSTALL NO. 4 GEAR SHIFT FORK
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install the No. 4 gear shift fork onto the No. 4 gear shift fork shaft.

Using a pin punch (5 mm (0.20 in.)) and hammer, tap a new slotted spring pin to install the No. 4 shift fork, and No. 4 gear shift fork shaft.

  • Installation depth:
  • 0 to 0.5 mm (0 to 0.020 in.)
4. INSTALL NO. 1 GEAR SHIFT FORK
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install the No. 1 gear shift fork and No. 2 gear shift head onto the No. 4 gear shift fork shaft.

Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Using a pin punch (5 mm (0.20 in.)) and hammer, tap a new slotted spring pin to install the No. 2 gear shift head and No. 4 gear shift fork shaft.

  • Installation depth:
  • 0 to 0.5 mm (0 to 0.020 in.)
5. INSTALL NO. 3 GEAR SHIFT FORK SHAFT
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Apply MP grease to the No. 1 shift interlock pin and install it onto the shift interlock bracket.

Install the spring and ball onto the shift interlock bracket.

Install the No. 3 gear shift head and No. 3 gear shift fork shaft into the shift interlock bracket.

  • HINT:
  • Place the No. 4 gear shift fork shaft in the neutral position.
6. INSTALL NO. 3 GEAR SHIFT HEAD
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Using a pin punch (5 mm (0.20 in.)) and hammer, tap a new slotted spring pin to install the No. 3 gear shift head and No. 3 gear shift fork shaft.

  • Installation depth:
  • 0 to 0.5 mm (0 to 0.020 in.)
7. INSTALL NO. 2 GEAR SHIFT FORK SHAFT
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Apply MP grease to the No. 2 and No. 3 shift interlock pins, then install them into the shift interlock bracket.

Install the spring and shift detent ball into the shift interlock bracket.

Install the No. 2 gear shift fork shaft onto the shift interlock bracket.

  • HINT:
  • Place the No. 3 and No. 4 gear shift fork shafts in the neutral position.
8. INSTALL NO. 2 GEAR SHIFT FORK
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install the No. 2 gear shift fork with the bolt.

  • Torque:
  • 20 N*m{ 200 kgf*cm, 14 ft.*lbf}
9. INSTALL NO. 1 GEAR SHIFT FORK SHAFT
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Apply MP grease to the No. 2 and No. 3 shift interlock pins, then install them into the shift interlock bracket.

Install the spring and ball into the shift interlock bracket.

Install the No. 1 gear shift head and No. 1 gear shift fork shaft onto the shift interlock bracket.

  • HINT:
  • Place the No. 4, No. 3, and No. 2 gear shift fork shafts in the neutral position.
10. INSTALL NO. 1 GEAR SHIFT HEAD
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Using a pin punch (5 mm (0.20 in.)) and hammer, tap a new slotted spring pin to install the No. 1 gear shift head and No. 1 gear shift fork shaft.

  • Installation depth:
  • 0 to 0.5 mm (0 to 0.020 in.)
11. INSTALL NO. 3 GEAR SHIFT FORK
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install the No. 3 gear shift fork with the bolt.

  • Torque:
  • 20 N*m{ 200 kgf*cm, 14 ft.*lbf}
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install 4 new snap rings.

12. INSTALL TRANSMISSION CASE OIL SEAL
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Using SST and a hammer, tap a new oil seal into the front case in accordance with dimension A as specified in the illustration.

  • SST
  • 09950-70010(09951-07100)
    09950-60010(09951-00470)
  • Dimension A:
  • 60.0 to 60.8 mm (2.362 to 2.394 in.)

Apply gear oil to the lip of the oil seal.

13. INSTALL FRONT BEARING SHAFT SNAP RING
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Using snap ring pliers, install the 2 snap rings.

14. INSTALL NO. 1 OIL RECEIVER PIPE
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install the No. 1 oil receiver pipe onto the transmission front case.

  • HINT:
  • Align the convex portion of the oil receiver pipe with the cutout of the front case and install the oil receiver pipe onto the front case.
15. INSTALL TRANSMISSION FRONT CASE
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Apply gear oil to all sliding and rotating parts.

Provisionally install the output shaft, input shaft, counter gear shaft, and control assembly, and tie them with a rope or string.

Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Using a snap ring expander, extend the 2 snap rings, and install the output shaft, input shaft, counter gear shaft, and control assembly.

  • HINT:
  • Make sure that the snap ring is fully engaged into the grooves of the input shaft and front bearing of the counter gear shaft.

Untie the output shaft, input shaft, counter gear shaft, and control assembly.

Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Using a hexagonal wrench (24 mm), install the plug onto the front case.

  • Torque:
  • 39 N*m{ 400 kgf*cm, 29 ft.*lbf}
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install the 4 bolts onto the shift interlock bracket.

  • Torque:
  • 21 N*m{ 214 kgf*cm, 15 ft.*lbf}
16. INSTALL REVERSE IDLER GEAR
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install the reverse idler gear, reverse idler gear bearing, and reverse idler gear shaft.

  • HINT:
  • Make sure that the reverse idler gear faces the correct direction as shown in the illustration.
  • NOTICE:
  • Make sure that the tapped hole portion of the reverse idler shaft is in the position shown in the illustration.
17. INSTALL SHIFT AND SELECT LEVER CAM
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install the shift and select lever cam onto the shaft and install a new E-ring.

18. INSTALL SHIFT AND SELECT LEVER
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install the lock ball pin and spring into the shift and select lever.

Install the shift and select lever onto the shift and select lever shaft.

Install a new bolt onto the shift and select lever.

  • Torque:
  • 33 N*m{ 340 kgf*cm, 25 ft.*lbf}
19. INSTALL SHIFT AND SELECT LEVER SHAFT
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Align the groove of the shift and select cam with the reverse idler gear shaft, and the claw with the groove of the control assembly, and install them.

20. INSTALL TRANSMISSION MIDDLE CASE BEARING
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Using SST and a press, install the transmission middle case bearing to the transmission middle case.

  • SST
  • 09950-60010(09951-00230)
  • Installation depth:
  • 0.5 to 1.5 mm (0.0197 to 0.0591 in.)
21. INSTALL TRANSMISSION DRAIN PLUG
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install the drain plug onto the transmission middle case with a new gasket.

  • Torque:
  • 37 N*m{ 377 kgf*cm, 27 ft.*lbf}
22. INSTALL TRANSMISSION MIDDLE CASE

Clean the seal packing attached on the transmission middle case and transmission front case using a scraper and wire brush. Then remove the oil with non-residue type solvent or equivalent.

  • NOTICE:
  • Do not scratch the fitting surface.
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Apply FIPG to the transmission middle case as shown in the illustration.

  • FIPG:
  • Part No. 08826-00090, THREE BOND 1281 or equivalent
  • NOTICE:
  • Parts must be assembled within 10 minutes of application. Otherwise, the packing (FIPG) material must be removed and reapplied.
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install the transmission middle case onto the transmission front case with the 11 bolts.

  • Torque:
  • 40 N*m{ 408 kgf*cm, 30 ft.*lbf}
  • Bolt length:
  • Bolt A:
  • 40 mm (1.57 in.)
  • Bolt B:
  • 80 mm (3.15 in.)
23. INSTALL NO. 2 OIL RECEIVER PIPE
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install the No. 2 oil receiver pipe into the transmission middle case.

24. INSTALL REVERSE IDLER GEAR SHAFT BOLT
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install a new gasket and the reverse idler gear shaft bolt onto the reverse idler gear shaft.

  • Torque:
  • 28 N*m{ 286 kgf*cm, 21 ft.*lbf}
25. INSTALL TRANSMISSION OIL SEPARATOR
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install the transmission oil separator with the 2 bolts.

  • Torque:
  • 8.5 N*m{ 87 kgf*cm, 75 in.*lbf}
26. INSTALL TRANSMISSION REAR CASE BEARING
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Using SST and a press, install the transmission rear case bearing to the transmission rear case.

  • SST
  • 09950-60010(09951-00230)
  • Installation depth:
  • 1.0 to 2.0 mm (0.0394 to 0.0787 in.)
27. INSTALL COUNTER GEAR REAR CYLINDRICAL ROLLER BEARING
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Coat a new counter gear rear cylindrical roller bearing with gear oil, and using SST and a press, install it into the transmission rear case.

  • SST
  • 09950-70010(09951-07360)
    09950-60010(09951-00650)
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install the bearing lock plate with the bolt.

  • Torque:
  • 11 N*m{ 115 kgf*cm, 8.3 ft.*lbf}
28. INSTALL OUTPUT SHAFT REAR BEARING OUTER RACE
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Using SST and a press, press in a new output shaft rear bearing outer race.

  • SST
  • 09950-70010(09951-07360)
    09950-60020(09951-00790)
29. INSTALL OIL SEPARATOR PACKING SEAL
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install the oil separator packing seal onto the transmission rear case.

  • HINT:
  • Insert the protruding part of the oil separator packing seal into the groove on the transmission rear case.
30. INSTALL EXTENSION HOUSING OIL RECEIVER PIPE
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install the extension housing oil receiver pipe onto the transmission rear case.

31. INSTALL MANUAL TRANSMISSION FILLER PLUG
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install the 2 transmission filler plugs onto the transmission rear case with 2 new gaskets.

  • Torque:
  • 37 N*m{ 377 kgf*cm, 27 ft.*lbf}
32. INSTALL TRANSMISSION REAR CASE

Clean the seal packing attached on the transmission rear case and transmission middle case using a scraper and wire brush. Then remove the oil with non-residue type solvent or equivalent.

  • NOTICE:
  • Do not scratch the fitting surface.
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Apply FIPG to the transmission rear case as shown in the illustration.

  • FIPG:
  • Part No. 08826-00090, THREE BOND 1281 or equivalent
  • NOTICE:
  • Parts must be assembled within 10 minutes of application. Otherwise, the packing (FIPG) material must be removed and reapplied.
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install the transmission rear case and bracket onto the transmission middle case with the 10 bolts.

  • Torque:
  • 40 N*m{ 408 kgf*cm, 30 ft.*lbf}
33. INSTALL SHIFT DETENT BALL PLUG
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install the ball and compression spring onto the transmission rear case.

Install a new shift detent ball plug onto the transmission rear case.

  • Torque:
  • 25 N*m{ 250 kgf*cm, 18 ft.*lbf}
34. INSTALL EXTENSION HOUSING OIL RECEIVER PIPE
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install the oil receiver pipe.

35. REMOVE AND INSTALL OUTPUT SHAFT REAR BEARING
36. INSTALL TRANSMISSION OIL SEPARATOR
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Using SST and a press, press in the transmission oil separator.

  • SST
  • 09950-60020(09951-00720)
  • NOTICE:
  • Oil separator should be completely installed.
37. INSTALL OUTPUT SHAFT REAR BEARING OUTER RACE
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Using SST and a press, press in the output shaft rear bearing outer race.

  • SST
  • 09950-60010(09951-00640)
    09950-70010(09951-07100)
38. INSTALL EXTENSION HOUSING REAR OIL SEAL
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Using SST and a hammer, install a new extension housing rear oil seal.

  • SST
  • 09201-31010
  • Installation depth:
  • 4.6 to 5.4 mm (0.1811 to 0.2126 in.)
39. INSTALL EXTENSION HOUSING SUB-ASSEMBLY

Clean the seal packing attached on the transmission middle case and extension housing using a scraper and wire brush. Then remove the oil with non-residue type solvent or equivalent.

  • NOTICE:
  • Do not scratch the fitting surface.
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Apply FIPG to the extension housing as shown in the illustration.

  • FIPG:
  • Part No. 08826-00090, THREE BOND 1281 or equivalent
  • NOTICE:
  • Parts must be assembled within 10 minutes of application. Otherwise, the packing (FIPG) material must be removed and reapplied.
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install the extension housing with the 8 bolts.

  • Torque:
  • 29 N*m{ 296 kgf*cm, 21 ft.*lbf}
40. INSTALL OUTPUT SHAFT REAR BEARING
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install a new spacer and a new output shaft rear bearing.

41. INSTALL MANUAL TRANSMISSION EXTENSION HOUSING OIL SEAL
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Using SST and a hammer, install a new oil seal into the extension housing in accordance with the dimension specified in the illustration.

  • SST
  • 09308-14010
  • Dimension A:
  • 2.0 to 3.0 mm (0.0787 to 0.1181 in.)

Apply gear oil to the lip of the oil seal.

42. INSTALL COMPANION FLANGE DUST DEFLECTOR
  • HINT:
  • Perform this procedure only when replacing the dust deflector.
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Using SST and a press, insert a new dust deflector into the companion flange.

  • SST
  • 09316-60011(09316-00011)
  • NOTICE:
Slowly press in the dust deflector and do not press it excessively.
If any burrs remain after pressing in the deflector, remove them.
43. INSTALL OUTPUT SHAFT COMPANION FLANGE
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install a new O-ring to the companion flange.

Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install the companion flange to the output shaft.

44. INSTALL OUTPUT SHAFT ADJUST NUT

Using a belt and wooden block, fasten the transmission to the workbench.

Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Using a deep socket wrench 30 mm, temporarily tighten a new nut until there is no slack in the output shaft.

  • HINT:
  • No preload should be applied to the bearing using the nut.

Seat the bearing on the output shaft by turning the output shaft 15 times (*1).

Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Place the gearshift into 5th gear and check the initial torque of the input shaft.

Using SST and a deep socket wrench 30 mm, tighten the nut (*2).

  • SST
  • 09556-16030

Place the gearshift into 5th gear and check the initial torque of the input shaft.

Confirm that the difference between (*1) and (*2) is within the specified values.

  • Preload (at starting):
  • 0.45 to 1.35 N*m (4.59 to 13.77 kgf*cm, 3.98 to 11.95 in.*lbf)

If the result is not as specified, tighten and adjust the output shaft adjusting nut.


  • NOTICE:
  • If the output shaft adjusting nut is loose or removed due to a large preload, always replace the spacer with a new one.
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Using a chisel and hammer, stake the output shaft adjust nut.

45. INSTALL FLOOR SHIFT CONTROL SHAFT
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install the control shaft collar onto the shift and select lever.

Install the shift lever damper onto the floor shift control shaft. Align the holes to allow the pin to be installed to the floor shift control shaft and shift and select lever shaft. Insert the shaft pin from above.

Install the shaft collar to the floor shift control shaft, and stake the both sides.

  • NOTICE:
  • Be sure to install the floor shift control shaft in the proper direction.
46. INSTALL CONTROL SHAFT
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install the 2 collars to the floor shift control shaft.

Install the control shaft with a new E-ring.

47. INSTALL SHIFT LEVER RETAINER BUSHING
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install the 4 shift lever bushings.

48. INSTALL FLOOR SHIFT CONTROL SHIFT LEVER RETAINER
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install the floor shift control shift lever retainer with the 2 shift lever pins.

Secure the shift lever pins to the extension housing.

49. INSTALL SHIFT AND SELECT LEVER BOOT

Install the shift and select lever boot.

50. INSTALL FLOOR SHIFT CONTROL SHIFT LEVER RETAINER SUB-ASSEMBLY
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install the floor shift lever retainer sub-assembly to the control shift lever retainer in accordance with the dimension specified in the illustration.

  • Dimension A:
  • 18 mm (0.7087 in.)
51. INSTALL BACK-UP LIGHT SWITCH ASSEMBLY
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Using SST, install the back-up light switch onto the transmission middle case with a new gasket.

  • SST
  • 09817-16011
  • Torque:
  • 44 N*m{ 450 kgf*cm, 33 ft.*lbf}
Manual Transmission Unit - Reassembly. RA63 MANUAL TRANSMISSION. Lexus IS250 IS220d GSE20 ALE20

Install the wire harness with the clamp and bolt shown in the illustration.

  • Torque:
  • 13 N*m{ 130 kgf*cm, 9 ft.*lbf}