Contents Wiring diagrams Section: Automatic Transaxle: Removal & Installation All sections

INSTALLATION — Part 2 Nissan Maxima A34

Automatic Transaxle: Removal & Installation 57 illustrations ~1575 words

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  1. Drain ATF through drain plug.
  2. Remove torque converter by transaxle case it firmly and turning while pulling straight out.
  3. Remove A/T fluid level gauge.
  4. Remove A/T fluid charging pipe.
  5. Remove O-ring from A/T fluid charging pipe.
  6. Remove air breather hose.
  7. Remove A/T fluid cooler tube.
  8. Remove turbine revolution sensor. CAUTION: Be careful not to damage the turbine revolution sensor and transaxle case.
  9. Remove revolution sensor. CAUTION: Be careful not to damage the revolution sensor and transaxle case.
  10. Remove nut and range lever.
  11. Using a flat-bladed screwdriver, pry off the lock washer.
  12. Loosen nut and remove lock washer.
  13. Remove washer plate.
  14. Remove PNP switch from transaxle case. BOLT SYMBOL SPECIFICATION Bolt symbol Length mm (in) Number of bolts A 20 (0.79) 1 B 33 (1.30) 1
  15. Remove hexagon bolt.
  16. Remove ATF cooler assembly, washer and spring washer.
  17. Remove O-rings from the ATF cooler assembly. NOTE: Do not reuse spring washer or O-rings.
  18. Remove side cover. CAUTION: Be careful not to damage side cover and transaxle case. NOTE: Do not reuse seal bolts
  19. Disconnect solenoid connectors. CAUTION: Be careful not to damage connector.
  20. Remove sensor clamp bolt.
  21. Remove sensor clamp and A/T fluid temperature sensor. CAUTION: Be careful not to damage A/T fluid temperature sensor.
  22. Remove suction cover bolts.
  23. Remove suction cover and suction cover gasket.
  24. Remove control valve assembly bolts from transaxle case. BOLT SYMBOL SPECIFICATION Bolt symbol Length mm (in) Number of bolts A 55 (2.17) 2 B 50 (1.97) 2 C 16 (0.63) 2
  25. While holding control valve assembly, disconnect parking lock rod sub assembly from manual valve lever sub assembly and remove control valve assembly. NOTE: Shift position is "N".
  26. Remove governor apply gaskets.
  27. Remove terminal cord assembly. CAUTION: Be careful not to damage solenoid connectors and A/T fluid temperature sensor.
  28. Remove oil pump assembly bolts from transaxle case.
  29. Remove oil pump assembly using Tool. Tool number ST33290001 (J-34286)
  30. Remove oil seal from oil pump assembly using suitable tool. CAUTION: Be careful not to scratch oil pump assembly.
  31. Remove one-way clutch outer race sub assembly.
  32. Remove thrust washer.
  33. Remove transaxle housing bolts from transaxle case. BOLT SYMBOL SPECIFICATION Bolt symbol Length mm (in) Number of bolts A 30 (1.18) 13 B 35 (1.38) 2 C 45 (1.77) 1 D (1) - 1 (1) Torx bolt
  34. Remove transaxle housing with a soft hammer.
  35. Remove governor apply gasket.
  36. Remove seal ring.
  37. Remove tube clamp bolt and clamp.
  38. Remove differential gear lube apply tube using a suitable tool. CAUTION: Be careful not to bend or damage differential gear lube apply tube. Be careful not to damage transaxle housing.
  39. Remove oil reservoir plate.
  40. Remove oil cleaner magnets from oil reservoir plate.
  41. Remove differential gear assembly.
  42. Remove oil strainer sub assembly.
  43. Remove oil reservoir plate.
  44. Remove tube clamp.
  45. Remove U/D brake apply tube sub assembly using suitable tool. CAUTION: Be careful not to bend or damage U/D brake apply tube sub assembly. Be careful not to damage transaxle case.
  46. Disconnect manual detent spring sub assembly from manual valve lever sub assembly using a flat-bladed screwdriver or suitable tool.
  47. Remove manual valve lever sub assembly from parking lock rod sub assembly.
  48. Remove parking lock rod sub assembly.
  49. Remove bolts for manual detent spring sub assembly. BOLT SYMBOL SPECIFICATION Bolt symbol Length mm (in) Number of bolts A 16.7 (0.657) 1 B 14.0 (0.551) 1
  50. Remove manual detent spring sub assembly.
  51. Remove parking lock pawl shaft and torsion spring No.1.
  52. Remove parking lock pawl bracket and parking lock pawl.
  53. Remove parking lockpin sub assembly.
  54. Remove spring guide sleeve and torsion spring No.2.
  55. Remove manual valve oil seal using a flat-bladed screwdriver. CAUTION: Be careful not to damage transaxle case.
  56. Remove thrust needle roller bearing and thrust bearing race from U/D gear assembly.
  57. Remove U/D gear assembly.
  58. Remove seal rings from U/D gear assembly.
  59. Remove U/D clutch assembly.
  60. Remove anchor bolt.
  61. Remove U/D brake band assembly. CAUTION: Be careful not to damage transaxle case.
  62. Remove U/D RR planetary carrier assembly and thrust bearing races.
  63. Remove U/D RR planetary ring gear sub assembly.
  64. Remove thrust needle roller bearing adjusting shim and thrust bearing race from U/D RR planetary ring gear sub assembly.
  65. Remove snap ring using a snap ring pliers
  66. Remove U/D brake damper assembly.
  67. Remove O-rings from U/D brake damper assembly.
  68. Remove U/D brake piston assembly and compression spring.
  69. Remove O-ring from U/D brake piston assembly.
  70. Remove transaxle case cover bolts from transaxle case. BOLT SYMBOL SPECIFICATION Bolt symbol Length mm (in) Number of bolts A 30 (1.18) 8 B 45 (1.77) 2 C 48 (1.89) 2 D (1) - 1 (1) Stud bolt
  71. Tap transaxle case cover with a soft hammer. CAUTION: Be careful not to damage transaxle case cover.
  72. Remove transaxle case cover.
  73. Remove governor apply gaskets from transaxle case. NOTE: Do not reuse gaskets
  74. Remove tube clamp bolt.
  75. Remove transaxle lube apply tube, using a flat-bladed screwdriver. CAUTION: Be careful not to bend or damage transaxle lube apply tube. Be careful not to damage transaxle case.
  76. Remove forward and direct clutch assembly.
  77. Remove thrust bearing race, thrust needle roller bearing and seal ring from forward and direct clutch assembly. NOTE: Do not reuse seal ring.
  78. Remove planetary sun gear sub assembly and thrust needle roller bearings.
  79. Measure the inner diameter of planetary sun gear sub assembly bushing, using suitable bore gauge. CAUTION: Measure at different places and take an average. If it is greater than the maximum, replace it with a new planetary sun gear sub assembly. Standard: 22.200 - 22.226 mm (0.8740 - 0.8750 in) Allowable limit: 22.276 (0.8770 in)
  80. Remove RR planetary ring gear assembly.
  81. Remove thrust needle roller bearing and thrust bearing race from RR planetary ring gear assembly.
  82. Remove planetary gear assembly.
  83. Remove thrust bearing race from planetary gear assembly.
  84. Measure the inner diameter of planetary gear assembly bushing, using suitable bore gauge. CAUTION: Measure at different places and take an average. If it is greater than the maximum, replace it with a new planetary gear assembly. Standard :30.056 - 30.082 mm (1.1833 - 1.1843 in) Allowable limit: 30.132 (1.1863 in)
  85. Remove thrust bearing.
  86. Remove snap ring using a flat-bladed screwdriver.
  87. Remove 1st and reverse brake flanges, 1st and reverse brake discs and 1st and reverse brake plates. INSPECTION Check that the sliding surface of discs are not worn and burnt. If necessary, replace them. CAUTION: Replace new discs by soaking them at least 2 hours in A/T fluid.
  88. Remove FR planetary ring gear assembly with one-way clutch No.2.
  89. Make sure that the FR planetary ring gear assembly should turn freely counterclockwise and should lock clockwise.
  90. Remove snap ring using a flat-bladed screwdriver.
  91. Remove return spring.
  92. While pushing the piston by hand, apply compressed air (4 Kg/cm 2 ) into the oil passage of transaxle case as shown in the figure and remove 1st and reverse brake piston.
  93. Remove O-rings from 1st and reverse brake piston. NOTE: Do not reuse O-Rings.
  94. Remove thrust bearing and thrust bearing race from counter drive gear sub assembly.
  95. Remove snap ring using a suitable snap ring pliers.
  96. Remove counter drive gear sub assembly.
  97. Remove differential side oil seal from transaxle case and transaxle housing using suitable tool. CAUTION: Be careful not to scratch transaxle case and transaxle housing. NOTE: Do not reuse oil seals
  98. Remove outer race and adjust shim from transaxle case, using Tool Tool number: ST30612000 (J-25745-2)
  99. Remove thrust roller bearing from transaxle housing, using Tool. Tool number: ST333290001 (J-34286)

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  1. Remove oil seal from oil pump assembly, using suitable tool. CAUTION: Be careful not to scratch oil pump assembly. NOTE: Do not reuse old seal.
  2. Remove thrust washer from oil pump assembly.
  3. Remove snap ring, using a flat-bladed screwdriver.
  4. Remove 2nd coast brake flange, 2nd coast brake disc and 2nd coast brake plate.
  5. Compress return spring with a press, using Tool. Tool number: KV31102400 (J-34285 and J-34285-87)
  6. Remove snap ring, using suitable snap ring pliers.
  7. Remove return spring.
  8. While pushing the 2nd coast brake piston by hand, apply compressed air (4 kg/cm 2 ) into the oil passage as shown and remove 2nd coast brake piston. CAUTION: Be careful not to damage the O-ring and 2nd coast brake piston.
  9. Remove O-rings from 2nd coast brake piston. NOTE: Do not reuse O-rings.
  10. Remove snap ring, using suitable tool.
  11. Remove 2nd brake flange, 2nd brake discs and 2nd brake plates.
  12. Remove return spring.
  13. Remove snap ring, using suitable tool. CAUTION: Be careful not to damage oil pump assembly and 2nd brake piston.
  14. While pushing the 2nd brake piston by hand, apply compressed air (4 kg/cm 2 ) into the oil passage as shown and remove 2nd brake piston (With 2nd brake sleeve). CAUTION: Be careful not to damage 2nd brake piston and 2nd brake sleeve.
  15. Remove O-rings from 2nd brake piston and 2nd brake sleeve. NOTE: Do no reuse O-rings.