2. Using a dial indicator, measure the axial clearance of the input shaft (pic. 11.255).
Pic. 11.255. Using a dial indicator, measure the axial clearance of the input shaft
3. Remove the automatic transmission oil level indicator. Unscrew the bolt, remove the gasket and the pressure tube of the oil cooler.
4. Remove the oil filter (external mount model).
5. Remove the speed sensors of the primary and secondary shafts (pic. 11.256).
Pic. 11.256. Remove the input and output shaft speed sensors
6. Remove the shift lever, and then remove the starter interlock switch (pic. 11.257).
Pic. 11.257. Remove the shift lever and then remove the starter interlock switch
7. Remove the speedometer drive gear or cap (pic. 11.258).
Pic. 11.258. Remove the speedometer drive gear or cap
8. Remove the automatic transmission pan (valve block cover) (pic. 11.259).
Pic. 11.259. Remove the automatic transmission pan (valve block cover)
9. Remove the shift lever latch spring, and then the latch itself (models until 1996) (pic. 11.260a).
Pic. 11.260a. Remove the shift lever latch spring, and then the latch itself (models until 1996)
10. Remove the gear lever latch (models since 1997) (pic. 11.260b).
Pic. 11.2606. Remove the gear lever latch (models since 1997)
11. Disconnect the wiring connector from the valve block (pic. 11.261).
Pic. 11.261. Disconnect the wiring connector from the valve block
12. Turn off 28 bolts of fastening of the block of valves (pic. 11.262). Remove the oil temperature sensor.
Pic. 11.262. Unscrew the 28 bolts securing the valve block
13. Remove the valve block, gasket and two steel balls (pic. 11.263).
Pic. 11.263. Remove the valve block, gasket and two steel balls
14. Remove the circlip and then remove the solenoid harness (pic. 11.264).
Pic. 11.264. Remove the circlip and then remove the solenoid valve harness
15. Remove the strainer (left) and 2nd gear shaft seal (right - see fig. 11.265).
Pic. 11.265. Remove strainer and 2nd gear shaft seal
16. Remove pistons and valve block springs (pic. 11.266).
Pic. 11.266. Remove pistons and valve block springs
№ | Name |
1 | 1st gear and reverse gear lock |
2 | Downshift clutch |
3 | 2nd gear lock |
4 | overdrive clutch |
17. Remove the shift lever roller.
18. Remove the shift lever and the automatic transmission lock rod when parking (pic. 11.267).
Pic. 11.267. Remove the shift lever (on right) and thrust of the automatic transmission lock mechanism when parking
19. Unscrew the 18 bolts securing the GTR housing, then remove the housing itself (pic. 11.268).
Pic. 11.268. Unscrew the 18 bolts securing the GTR housing, then remove the housing itself
20. Remove two O-rings (pic. 11.269).
Pic. 11.269. Remove two O-rings
21. Remove differential and three inserts (Automatic transmission F4A41-1-MRA) (pic. 11.270).
Pic. 11.270. Remove differential and three inserts
22. Remove differential (Automatic transmission F4A42, F4A51) (pic. 11.271).
Pic. 11.271. Remove differential
23. Remove the oil filter (pic. 11.272).
Pic. 11.272. Remove the oil filter
24. Turn off six bolts of fastening of the oil pump (pic. 11.273).
Pic. 11.273. Loosen the six oil pump mounting bolts
25. Insert special tool MD998333 into hole A and remove the oil pump (pic. 11.274).
Pic. 11.274. Insert special tool MD998333 into hole A and remove the oil pump
26. Remove the oil pump gasket.
27. Remove washer (pic. 11.275).
Pic. 11.275. Remove washer
28. Hold the input shaft and remove the underdrive clutch (pic. 11.276).
Pic. 11.276. While holding the input shaft, remove the underdrive clutch
29. Remove the thrust bearing (pic. 11.277).
Pic. 11.277. Remove thrust bearing
30. Remove the underdrive clutch hub (pic. 11.278).
Pic. 11.278. Remove the underdrive clutch hub
31. Remove the rear cover, thrust ring, four oil seals and input shaft rear bearing (pic. 11.279).
Pic. 11.279. Remove the rear cover, thrust ring, four oil seals and input shaft rear bearing
32. Remove three O-rings (pic. 11.280).
Pic. 11.280. Remove three O-rings
33. Remove the reverse and overdrive clutch and thrust bearing (pic. 11.281).
Pic. 11.281. Remove the reverse and overdrive clutch and thrust bearing
34. Remove the overdrive clutch hub and thrust bearing (pic. 11.282).
Pic. 11.282. Remove the overdrive clutch hub and thrust bearing
35. Remove the thrust bearing (pic. 11.283).
Pic. 11.283. Remove thrust bearing
36. Remove the reverse planetary sun gear (pic. 11.284).
Pic. 11.284. Remove the reverse planetary sun gear
37. Remove the circlip (pic. 11.285).
Pic. 11.285. Remove snap ring
38. Remove the 2nd gear detent piston and return spring (pic. 11.286).
Pic. 11.286. Remove the 2nd gear detent piston and return spring
39. Remove the pressure plate, brake discs and friction plates (pic. 11.287).
Pic. 11.287. Remove pressure plate, brake discs and friction plates
Number of brake discs and plates
Model | Brake disk | brake plate | pressure plate |
F4A41 | 2 | 1 | 1 |
F4A42 | 3 | 2 | 1 |
F4A51 | 4 | 3 | 1 |
40. Remove the overdrive planet carrier (Automatic transmission F4A41, F4A42-1 and F4A42-2 without freewheel) or planetary carrier (Automatic transmission F4A42-2 with freewheel and F4A51) (pic. 11.288).
Pic. 11.288. Remove the overdrive planet carrier (Automatic transmission F4A41, F4A42-1 and F4A42-2 without freewheel) or planetary carrier (Automatic transmission F4A42-2 with freewheel and F4A51)
41. Remove the output shaft planet carrier and thrust bearing (Automatic transmission F4A41, F4A42-1 and F4A42-2 without freewheel) (pic. 11.289).
Pic. 11.289. Remove the planetary carrier of the output shaft and the thrust bearing (Automatic transmission F4A41, F4A42-1 and F4A42-2 without freewheel)
42. Remove the underdrive sun gear and thrust bearing (Automatic transmission F4A41, F4A42-1 and F4A42-2 without freewheel) (pic. 11.290).
Pic. 11.290. Remove the underdrive sun gear and thrust bearing
43. Remove the circlip (pic. 11.291).
Fig-11.291. Remove snap ring
44. Remove jet and brake discs (pic. 11.292).
Pic. 11.292. Remove jet and brake discs
45. Remove the circlip (pic. 11.293).
Pic. 11.293. Remove snap ring
46. Remove friction plates, brake discs and pressure plate (pic. 11.294).
Pic. 11.294. Remove friction plates, brake discs and pressure plate
Model | Brake disk | brake plate | pressure plate |
F4A41 | 4 | 3 | 1 |
F4A42-1 | 5 | 4 | 1 |
F4A42-2, F4A51 | 6 | 5 | 1 |
47. Remove the shaft spring (pic. 11.295).
Pic. 11.295. Remove the shaft spring
48. Remove the shaft of the automatic transmission lock when parking, and then remove the insert and spring (pic. 11.296).
Pic. 11.296. Remove the parking lock shaft, and then remove the insert and spring
49. Remove the two drive rods of the automatic transmission lock mechanism when parking, then remove the housing and support (pic. 11.297).
Pic. 11.297. Remove the two drive rods of the automatic transmission lock mechanism when parking, then remove the housing and support
50. Using the special tool, remove the circlip.
51. Remove the inner rotating ring of the freewheel (F4A42-2 with freewheel and F4A51), O-ring, retainer spring, return spring and 1st/Reverse detent piston (pic. 11.298).
Pic. 11.298. Remove the freewheel inner rotating ring, o-ring, circlip, return spring and 1st/Reverse detent piston
52. Turn off bolts of fastening of the bearing of a drive gear of a distributing box (pic. 11.299).
Pic. 11.299. Unscrew the bolts securing the bearing of the drive gear of the transfer case
53. Remove the transfer case drive gear (pic. 11.300).
Pic. 11.300. Remove the transfer case drive gear
54. Remove the lid (pic. 11.301).
Pic. 11.301. Remove the cover
55. Straighten the fixing head of the output shaft locknut (pic. 11.302).
Pic. 11.302. Straighten the fixing head of the output shaft locknut
56. Unscrew the locknut of the secondary shaft (pic. 11.303).
Pic. 11.303. Loosen the counter nut of the output shaft
57. Remove the bearing bracket bolts (pic. 11.304).
Pic. 11.304. Loosen the bearing bracket bolts
58. Remove output shaft, tapered roller bearing bushing (pic. 11.305).
Pic. 11.305. Remove output shaft, tapered roller bearing and bushing
59. Remove insert and outer rotating ring.
60. Remove the circlip (pic. 11.306).
Pic. 11.306. Remove snap ring
61. Remove the outer rotating ring of the differential bearing and the insert from the GTR housing (Automatic transmission F4A42, F4A51).
62. Remove the outer rotating ring of the differential bearing from the gearbox housing (Automatic transmission F4A42, F4A51).