AUTOMATIC TRANSMISSION ASSEMBLY

id051300261900

Assembly

Bearing and race locations

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1 | B2 brake piston component
2 | Piston return spring
3 | Driven plate
4 | Drive plate
5 | Retaining plate
6 | Snap ring
7 | B1 brake piston component
8 | Piston return spring
9 | Snap ring
10 | Driven plate
11 | Drive plate
12 | Retaining plate
13 | Sun gear
14 | Middle planetary gear component
15 | Bearing race
16 | Thrust needle bearing
17 | Front and middle ring gear component
18 | Thrust needle bearing
19 | Bearing race
20 | Thrust washer
21 | Front planetary gear component
22 | Bearing race
23 | Thrust washer
24 | F1 one-way clutch
25 | B3 brake piston component
26 | Snap ring
27 | Driven plate
28 | Drive plate
29 | Snap ring
30 | Thrust washer
31 | F2 one-way clutch
32 | Thrust washer
33 | Clutch drum component
34 | Thrust needle bearing
35 | Bearing race
36 | Thrust needle bearing
37 | Bearing race
38 | Oil pump

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1 | O-ring
2 | O-ring
3 | Inner brake piston
4 | O-ring
5 | O-ring
6 | Sleeve
7 | O-ring
8 | B4 brake piston
9 | Piston return spring
10 | Snap ring
11 | Brake tube
12 | Thrust needle bearing
13 | Bearing race
14 | Rear planetary gear component
15 | Driven plate
16 | Drive plate
17 | Driven plate
18 | Retaining plate
19 | Intermediate shaft
20 | Bearing race
21 | Needle bearing
22 | Bearing race
23 | Rear ring gear component
24 | F3 one-way clutch
25 | Inner race
26 | Snap ring
27 | Stopper spring
28 | Bearing race
29 | Thrust needle bearing
30 | Bearing race
31 | Snap ring

|  | A | B | C | D | E | F | G | H | I | J | K
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Bearing race (Front) (mm) | Outer diameter | 87.74 {3.45} | 35.6 {1.40} | 92.6 {3.65} | 102.7 {4.04} | 96.7 {3.81} | 83.6 {3.29} | 50.8 {1.20} | - | 44.9 {1.77} | 56.7 {2.23} | 51.2 {2.02}
Inner diameter | 74.2 {2.92} | 20.00 {0.79} | 63.8 {2.51} | 89.3 {3.52} | 76.3 {3.00} | 60.0 {2.36} | 34.9 {1.37} | - | 29.6 {1.06} | 43.3 {1.70} | 37.0 {1.46}
Bearing (mm) | Outer diameter | 85.6 {3.37} | 41.0 {1.61} | - | - | - | - | 53.1 {2.09} | 73.5 {2.89} | 43.85 {1.73} | 58.0 {2.28} | 52.5 {2.07}
Inner diameter | 71.9 {2.83} | 20.0 {0.79} | - | - | - | - | 38.6 {1.52} | 58.5 {2.30} | 27.8 {1.09} | 40.6 {1.60} | 36.1 {1.42}
Bearing race (Rear) (mm) | Outer diameter | - | - | - | - | - | - | - | 71.2 {2.80} | 43.7 {1.72} | - | 51.0 {2.01}
Inner diameter | - | - | - | - | - | - | - | 54.8 {2.16} | 27.8 {1.09} | - | 36.1 {1.42}

Components

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1 | Breather pipe
2 | Converter housing
3 | Torque converter
4 | TR switch
5 | Turbine sensor
6 | VSS
7 | Breather tube
8 | Breather hose
9 | Bracket (MX-5 (ND))
10 | Oil pipe (MX-5 (ND))
11 | O-ring
12 | Check plug
13 | O-ring
14 | Filler plug
15 | Oil seal (with i-stop)
16 | Bearing (MX-5 (ND))
17 | Snap ring (MX-5 (ND))
18 | Extension housing
19 | O-ring (with i-stop)
20 | Elbow (with i-stop)
21 | Spacer (with i-stop)
22 | Electric AT oil pump (with i-stop)
23 | Gasket (with i-stop)
24 | Hose (with i-stop)
25 | Under cover (with i-stop)
26 | Coupler bracket (with i-stop)
27 | Oil seal
28 | Extension housing shroud
29 | Extension dust deflector

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1 | Coupler component
2 | Clip
3 | O-ring
4 | Gasket
5 | Gasket
6 | Accumulator spring
7 | Accumulator piston
8 | O-ring
9 | Spring
10 | Snap ring
11 | Parking pawl
12 | Spring
13 | Parking pawl shaft
14 | Driven plate
15 | Parking rod
16 | Bracket
17 | Spring
18 | Accumulator valve
19 | Spring
20 | Check valve
21 | Manual valve
22 | Oil seal
23 | Pin
24 | Manual shaft washer
25 | Manual shaft
26 | Oil seal
27 | Control valve body
28 | Detent spring
29 | Detent spring cover
30 | O-ring
31 | Oil strainer
32 | Magnet
33 | Oil pan gasket
34 | Oil pan
35 | Gasket
36 | Overflow plug
37 | Gasket
38 | Drain plug
39 | O-ring (with i-stop)
40 | Oil strainer (electric AT oil pump) (with i-stop)

Disassembly Procedure

1. Apply ATF to the new O-ring.

  Caution
  • Do not damage the O-ring and B4 brake piston.

2. Install the O-ring to the B4 brake piston.

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3. Apply ATF to the new O-rings.

  Caution
  • Do not damage the O-ring and sleeve.

4. Install the O-ring to the sleeve.

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5. Apply ATF to the new O-rings

  Caution
  • Do not damage the O-ring and inner brake piston.

6. Install the O-ring to the inner brake piston.

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7. Apply ATF to the sliding surface of the transmission case.

8. Install the inner brake piston, sleeve and B4 brake piston to the transmission case.

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9. Install the piston return spring.

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10. Using the SST, compress the piston return spring and install the snap ring into the groove.

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  Caution
  • Do not expand the snap ring too much.

11. Install the brake tube to the transmission case as shown in the figure.

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  Caution
  • Align the tabs of the brake tube with the position shown in the figure.

12. Verify that B4 brake piston moves smoothly when the compressed air atomization equipment lever is pulled/released while blowing compressed air into the transmission case.

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13. Measure the level difference (length A) between the brake tube upper surface and the retaining plate contact surface at the both ends across the B4 brake piston diameter using a vernier caliper, and calculate the average value.

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  Note
  • Install the B4 brake piston to the transmission case securely.

  Dimension A

  23.32—24.18 mm {0.92—0.95 in}

14. Measure the thickness of all the driven plates and drive plate components (5), and driven plates (4) at the both ends across the diameter using a vernier caliper, and calculate the average value.

  Dimension B

  21.92—22.72 mm {0.87—0.89 in}

15. Calculate the pack clearance using the following formula.

  Dimension A-Dimension B-0.18 mm {0.007 in}-Thickness H

16. If the pack clearance exceeds the maximum specification, select the retaining plate with a clearance that is the maximum specification and install it.

  Pack clearance

  0.5—0.8 mm {0.02—0.03 in}

  Note
  • There are 8 types of retaining plates for the pack clearance adjustment. Select the one with the most suitable thickness.

Retaining plate thickness H (mm {in})

Identification mark | Thickness (mm {in})
--- | ---
0 | 0
2 | 0.15—0.25 {0.006—0.010}
4 | 0.35—0.45 {0.014—0.0177}
6 | 0.55—0.65 {0.022—0.026}
8 | 0.75—0.85 {0.030—0.033}
10 | 0.95—1.05 {0.037—0.041}
12 | 1.15—1.25 {0.045—0.049}
14 | 1.35—1.45 {0.054—0.057}

17. Apply ATF to the bearing race, thrust needle bearing and install to the rear planetary gear component.

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18. Install the rear planetary gear component to the transmission case.

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19. Install the retaining plates, drive plates and driven plates to the transmission case as shown in the figure.

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  Caution
  • Inspect the number and order of the retaining plate, drive and driven plates.

20. Install the retaining plate, drive plates and driven plates in the order indicated in the figure.

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21. Apply ATF to the bearing race, needle bearing race and install to the intermediate shaft.

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22. Install the rear ring gear component, F3 one-way clutch and inner race to the intermediate shaft.

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23. Install the intermediate shaft component to the transmission case.

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24. Verify that the snap ring is correctly positioned.

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  Caution
  • If the snap ring is not installed in the correct direction, the automatic transmission may not operate normally.

25. Install snap ring to the transmission case using snap ring pliers.

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26. Install the stopper spring to the transmission case.

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27. Install the brake piston and brake cylinder to the transmission case.

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  Caution
  • Align the opening of the snap ring with the position shown in the figure.

28. Verify that B2 brake piston moves smoothly when the compressed air atomization equipment lever is pulled/released while blowing compressed air into the transmission case.

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29. Measure the level difference (length A) between the brake piston upper surface and the snap ring contact surface at the both ends across the brake piston diameter using a vernier caliper, and calculate the average value.

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  Note
  • Install the B2 brake piston to the transmission case securely.

  Dimension A

  21.19—21.90 mm {0.84—0.86 in}

30. Measure the thickness of all the driven plates and drive plate components (4), and driven plates (3) at the both ends across the diameter using a vernier caliper, and calculate the average value.

  Dimension B

  16.52—17.15 mm {0.65—0.67 in}

31. Calculate the pack clearance using the following formula.

  Dimension A-Dimension B-1.6 mm {0.063 in}-Thickness H

32. If the pack clearance exceeds the maximum specification, select the retaining plate with a clearance that is the maximum specification and install it.

  Pack clearance

  0.6—0.9 mm {0.024—0.035 in}

  Note
  • There are 8 types of retaining plates for the pack clearance adjustment. Select the one with the most suitable thickness.

Retaining plate thickness H (mm {in})

Identification mark | Thickness (mm {in})
--- | ---
0 | 1.95—2.05 {0.077—0.081}
1 | 2.05—2.15 {0.081—0.085}
2 | 2.15—2.25 {0.085—0.089}
3 | 2.25—2.35 {0.089—0.093}
4 | 2.35—2.45 {0.093—0.096}
5 | 2.45—2.55 {0.096—0.100}
6 | 2.55—2.65 {0.100—0.104}
7 | 2.65—2.75 {0.104—0.108}

33. Install the return spring to the transmission case.

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  Caution
  • Inspect the number and order of the retaining plate, drive and driven plates.

34. Install the retaining plate, drive plate and driven plates to the transmission case as shown in the figure.

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35. Install the retaining plate, drive plate component, and driven plates in the order indicated in the figure.

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36. Install the retaining plate to the transmission case.

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37. Install the SST as shown in the figure, and compress the piston return spring.

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  Caution
  • Align the opening of the snap ring with the position shown in the figure.

38. Using a flathead screwdriver, install the snap ring into the groove.

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  Caution
  • Align the hole of the brake piston and brake cylinder with the position shown in the figure.

39. Install the B1 brake piston component and return spring to the transmission case as shown in the figure.

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40. Install the SST as shown in the figure, and compress the piston return spring.

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41. Using a flathead screwdriver, install the snap ring to the transmission case.

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  Caution
  • Align the opening of the snap ring with the position shown in the figure.

42. Verify that B1 brake piston moves smoothly when the compressed air atomization equipment lever is pulled/released while blowing compressed air into the transmission case.

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43. Measure the level difference (length A) between the B1 brake piston upper surface and retaining plate contact surface at the both ends across the B1 brake piston diameter using a vernier caliper, and calculate the average value.

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  Note
  • Install the B1 brake piston component to the transmission case securely.

  Dimension A

  15.27—15.92 mm {0.61—0.62 in}

44. Measure the thickness of all the driven plates and drive plate components (3), and driven plates (3) at the both ends across the diameter using a vernier caliper, and calculate the average value.

  Dimension B

  12.52—12.92 mm {0.493—0.508 in}

45. Calculate the pack clearance using the following formula.

  Dimension A-Dimension B-Thickness H

46. If the pack clearance exceeds the maximum specification, select the retaining plate with a clearance that is the maximum specification and install it.

  Pack clearance

  0.42—0.72 mm {0.017—0.028 in}

  Note
  • There are four types of retaining plates for the pack clearance adjustment. Select the one with the most suitable thickness.

Retaining plate thickness H (mm {in})

Identification mark | Thickness (mm {in})
--- | ---
0 | 1.95—2.05 {0.077—0.081}
1 | 2.15—2.25 {0.085—0.089}
2 | 2.35—2.45 {0.093—0.096}
3 | 2.55—2.65 {0.100—0.104}

  Caution
  • Inspect the number and order of the retaining plate, drive and driven plates.

47. Install the drive plate, driven plates and retaining plate to the transmission component as shown in the figure.

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48. Install the driven plates, drive plate, and the retaining plate in the order indicated in the figure.

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49. Install the bearing race and thrust needle bearing to the middle planetary gear component.

50. Install the middle planetary gear component and sun gear.

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51. Apply ATF to the bearing race and thrust needle bearing.

52. Install the bearing race and thrust needle bearing to the middle planetary gear component.

53. Install the front and middle planetary gear ring component.

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54. Apply ATF to the thrust washer.

55. Install the thrust washer to the front planetary gear component.

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56. Apply ATF to the thrust washer and install it to the bearing race.

57. Install the F1 one-way clutch component to the bearing race.

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58. Install the brake piston to the transmission case as shown in the figure.

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  Caution
  • Align the hole of the brake piston with the position shown in the figure

59. Verify that the snap ring is correctly positioned.

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  Caution
  • If the snap ring is not installed in the correct direction, the automatic transmission may not operate normally.

60. Using snap ring pliers, install snap ring into the groove.

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  Note
  • Align the opening of the snap ring with the position shown in the figure.

61. Install the drive plate and driven plate as shown in the figure.

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  Note
  • Inspect the number and order of the retaining plate, drive and driven plates.

62. Install the driven plates, drive plate and the retaining plate in the order indicated in the figure.

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63. Using a flathead screwdriver, install the snap ring into the groove.

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  Caution
  • Align the opening of the snap ring with the position shown in the figure.

64. Apply ATF to the thrust washer and install it to the F2 one-way clutch component.

65. Install the F2 one-way clutch component to the clutch drum component.

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66. Apply ATF to the bearing race and thrust needle bearing.

67. Install the bearing race and thrust needle bearing to the clutch drum component and the F2 one-way clutch component.

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68. Install the clutch drum component and F2 one-way clutch component.

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  Caution
  • Do not drop the clutch drum component and the F2 one-way clutch component.

69. Apply ATF to the new O-ring.

70. Install the O-ring to the oil pump component.

71. Apply ATF to the thrust needle bearing, bearing race and install it to the oil pump component.

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72. Install the oil pump as shown in the figure.

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  Caution
  • Do not drop the oil pump.

73. Install the bolt as shown in the figure.

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  Tightening torque

  17.6—24.5 N·m {1.8—2.4 kgf·m, 13.0—18.0 ft·lbf}

74. Apply ATF to the thrust needle bearing and the bearing race.

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75. Install the thrust needle bearing and bearing race to the front planetary gear component.

76. Install snap ring using snap ring pliers.

77. Measure the clearance between snap ring and bearing race using a thickness gauge.

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  Standard

  0.02—0.12 mm {0.0008—0.0047 in}

  • If not within the specification, select an appropriate bearing race.

Retaining plate size

Identification mark | Thickness (mm {in})
--- | ---
| 3.80 {0.150}
| 3.85 {0.152}
| 3.90 {0.154}
| 3.95 {0.156}
| 4.00 {0.157}
| 4.05 {0.159}
| 4.10 {0.161}
| 4.15 {0.163}
| 4.20 {0.165}
| 4.25 {0.167}
| 4.30 {0.169}
| 4.35 {0.171}

78. Verify that the input shaft turns smoothly.

79. Using a dial indicator, measure the input shaft end play.

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  Input shaft end play

  0.35—1.05 mm {0.014—0.041 in}

80. Using the SST and a hammer, install a new oil seal.

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  Caution
  • Do not damage the transmission case.

81. Install a new manual shaft washer to the manual valve.

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82. Insert the manual shaft into the transmission case and assemble it to the manual valve.

83. Tap in a new pin using a hammer.

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84. Align the manual shaft groove with the spacer hole and crimp them using a punch.

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85. Verify that the manual shaft turns smoothly.

86. Install the parking pawl.

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87. Install the driven plate to the parking pawl shaft.

88. Install the parking pawl shaft, spring.

  Caution
  • Be careful not to apply too much force to the spring.

89. Connect the parking rod to the manual valve.

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90. Install the bracket.

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  Tightening torque

  5.9—8.8 N·m {60.2—89.7 kgf·cm, 52.3—77.8 in·lbf}

91. Set the manual valve to the P position and verify that the parking pawl shaft is properly engaged with the front planetary gear component.

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92. Install the accumulator valve and compression spring to the transmission case.

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  Caution
  • Do not damage the O-ring and accumulator piston.

93. Apply ATF to the new O-ring and install the accumulator pistons C.

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94. Install the accumulator piston C, compression spring to the transmission case.

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95. Apply ATF to the new O-ring and install the accumulator pistons A, B.

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96. Using a flathead screwdriver, install the compression spring, snap ring to the accumulator pistons A, B.

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97. Install the accumulator pistons A, B and the compression spring to the transmission case.

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  Caution
  • Do not damage gasket.

98. Apply ATF to the new transmission case gasket, new brake drum gasket and install the transmission case.

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99. Install the check valve subcomponent and compression spring to the transmission case.

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100. Connect the manual valve link, and install the control valve body component.

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  Caution
  • When installing the control valve body component, route the wiring harness correctly to the separate plate depression inside the control valve body component shown in the figure.

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101. Temporarily tighten the bolts to the transmission case as shown in the figure.

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  Bolt length (measured from below the head)

  A: 25 mm {0.98 in}
  B: 36 mm {1.42 in}
  C: 45 mm {1.77 in}
  D: 50 mm {1.97 in}

  Note
  • Aligning the bolt holes, temporarily tighten the bolts by hand.
  • Tighten the bolts from the inner side.

102. Tighten the bolts.

  Tightening torque

  10.0—12.0 N·m {102—122 kgf·cm, 89—105 in·lbf}

103. Install the detent spring cover and detent spring to the control valve body component.

  Tightening torque

  8.0—12.0 N·m {82—122 kgf·cm, 72—105 in·lbf}

104. Install the TFT sensor, lock plate to control valve body component.

  Tightening torque

  8.0—12.0 N·m {82—122 kgf·cm, 72—105 in·lbf}

105. Clamp the coupler component.

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106. Connect the solenoid connector to the solenoid.

107. Apply ATF to the new O-ring and install the oil strainer.

108. Install the oil strainer to the control valve body component.

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  Tightening torque

  8.0—12.0 N·m {82—122 kgf·cm, 72—105 in·lbf}

  Caution
  • Make sure that lint or dirt does not penetrate the transmission.

109. Clean the contact surface of the oil pan and transmission case.

  Note
  • Wash the magnets before installing them.

110. Install the magnet to the oil pan.

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  Caution
  • Do not damage the contact surface of the oil pan and transmission case.
  • Do not deform the oil pan.

111. Install the O-ring and oil strainer (electric AT oil pump). (with i-stop)

  (1) Completely remove any remaining ATF from the bolt installation areas.

  (2) Assemble the new O-ring completely on to the suction tube.

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  (3) Insert the suction tube completely into the oil strainer (electric AT oil pump).

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  (4) Temporarily tighten the bolts.

  (5) Tighten the bolts in the order shown in the figure.

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112. Install the new oil pan gasket and oil pan to the transmission case.

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  Caution
  • Because the oil pan gasket is made of cork, the oil pan gasket may be damaged if it is tightened with excessive force.

113. Install the bolts to the transmission case.

  Tightening torque

  3.9—4.9 N·m {39.8—49.9 kgf·cm, 34.6—43.3 in·lbf}

114. Install the bearing, snap ring, and oil seal. (MX-5 (ND))

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115. Remove the silicone sealant and be careful not to spill any oil on the contact surface of the transmission case and extension housing.

116. Clean the contact surface of the transmission case and the extension housing, and the bolt holes.

  Note
  • Completely remove sealant and oil with isoproply alcohol (IPA) or similar.

117. Install the extension housing. (MX-5 (ND))

  (1) Apply silicone sealant TB1217E to the extension housing as shown in the figure.

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  (2) Install the extension housing and transmission case.

  (3) Temporarily tighten the bolts by hand as shown in the figure.

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  Bolt number | Bolt size | Length (measured from below the head) (mm {in}}
  --- | --- | ---
  A | M10 -1.5 | 45 {1.8}
  B | M10-1.5 | 40 {1.6}
  C | M10-1.5 | 50 {2.0}
  D | M8-1.25 | 35 {1.4}

    Note
    • Do not apply sealant to the transmission case.
    • The characters shown in the figure indicate the bolt type.

  (4) Tighten the bolts.
    Tightening torque
    A, B, C: 27—41 N·m {2.8—4.1 kgf·m, 20—30 ft·lbf}
    D: 20—26 N·m {2.1—2.6 kgf·m, 15—19 ft·lbf}

118. Install the extension housing. (MX-5 (NC), RX-8 (SE))

  (1) Apply sealant to the extension housing as shown in the figure.

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    Note
    • Spread sealant over the contact surface.

  (2) Install the extension housing and transmission case.

  (3) Temporarily tighten the bolts by hand as shown in the figure.

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  Bolt number | Bolt size | Length (measured from below the head) (mm {in}}
  --- | --- | ---
  A | M10 -1.5 | 35 {1.38}
  B | M10-1.5 | 45 {1.77}

    Note
    • Do not apply sealant to the transmission case.
    • The characters shown in the figure indicate the bolt type.

  (4) Tighten the bolts.
    Tightening torque
    26.5—41.2 N·m {2.71—4.20 kgf·m, 19.6—30.3 ft·lbf}

119. .Assemble a new oil seal to the extension housing in the position shown in the figure using the SST and a hammer.

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  Caution
  • Do not damage the oil seal.
  • Do not damage the extension housing.

120. Apply grease to the oil seal lip.

121. Using the SST and a hammer, install the new extension housing shroud to the extension housing as shown in the figure.

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  Caution
  • Do not damage the oil seal.
  • Do not damage the extension housing.
  • Do not damage the extension housing shroud.

122. Using a hammer and slab of wood, install the new extension dust deflector to the extension housing as shown in the figure.

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  Caution
  • Do not damage extension housing.
  • Do not damage extension dust deflector.

123. Temporarily tighten the bolts A and new bolts B, C by hand as shown in the figure.

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Bolt number | Bolt size | Length (measured from below the head) (mm {in}}
--- | --- | ---
A | M10 -1.5 | 35 {1.38}
B | M10-1.5 | 35 {1.38}
C | M10-1.75 | 38 {1.50}

124. Tighten the bolts.

  Tightening torque

  A, B: 26.5—41.2 N·m {2.71—4.20 kgf·m, 19.6—30.3 ft·lbf}
  C: 47.0—66.6 N·m {4.80—6.79 kgf·m, 34.7—49.1 ft·lbf}

125. Install the electric AT oil pump. (with i-stop)

  (1) Clean the contact surfaces of the transmission and spacer.
    1) Wait until all the ATF drips off of the contact surfaces.
    2) Completely remove any remaining ATF from the contact surfaces.
      Caution
      • Do not let foreign matter enter the transmission. Otherwise, it could cause a malfunction.
    3) Verify that there are no cloth threads or foreign matter remaining on the contact surfaces.

  (2) Install the electric AT oil pump to the spacer.
    1) Completely remove any remaining ATF on the contact surfaces of the electric AT oil pump and spacer, and the area around the installation bolts.
      Caution
      • Do not let foreign matter enter the electric AT oil pump and spacer. Otherwise, it could cause a malfunction.
    2) Verify that there are no cloth threads or foreign matter remaining on the contact surfaces.
    3) Install the elbow with a new O-ring assembled to it to the spacer.

    amxzzw00003301

      Caution
      • Install the elbow pipe so that it faces the direction shown in the figure.
      • Verify that the coating of the elbow pipe has not peeled off. Replace the elbow if the coating has peeled off.
    4) Install a new O-ring to the spacer.
      Caution
      • Verify that the O-ring is aligned correctly.
      • Verify that there is no foreign matter on the O-ring.
    5) Install the electric AT oil pump to the spacer using new bolts.

    amxzzw00003302

      Caution
      • Verify that the O-rings are aligned correctly.
      • Do not twist the O-rings.
      • Verify that there is no foreign matter on the O-rings.

  (3) Install the electric AT oil pump and spacer component to the transmission.
    1) Completely remove any remaining ATF on the contact surfaces of the electric AT oil pump, spacer component and transmission, and the area around the installation bolts.
      Caution
      • Do not let foreign matter enter the electric AT oil pump and spacer. Otherwise, it could cause a malfunction.
    2) Verify that there are no cloth threads or foreign matter remaining on the contact surfaces.
    3) Verify that the check valve is assembled securely to the transmission.
      • If the check valve is removed from the transmission, assemble it as shown in the figure.

      amxzzw00003303

    4) Put the new bolts through the electric AT oil pump bolt installation holes.
      Caution
      • Completely remove any oil on the bolts.
    5) Install a new gasket to the electric AT oil pump and spacer component as shown in the figure.

    amxzzw00003304

      Caution
      • The effectiveness of the seal decreases if the gasket is deformed. Do not drop or apply a shock to the gasket.
      • Do not allow foreign matter or ATF to get on the gasket. Remove any foreign matter and ATF on the gasket with a clean cloth.
    6) Temporarily tighten the bolts while aligning the position of the gasket.
      Caution
      • Be careful not to scratch or damage the gasket.
    7) Completely remove any remaining ATF on the electric AT oil pump and bolts.
      • If ATF seeps out after wiping it off, remove the bolts and the electric AT oil pump and completely remove any remaining ATF on the electric AT oil pump again. At this time, replace the gasket and bolts with new ones.
    8) Verify that there is no ATF on the electric AT oil pump and bolts.
      Caution
      • Do not tighten the bolts with ATF adhered to the electric AT oil pump and bolts. Otherwise, the bolts may become damaged.
    9) Tighten the bolts.

    amxzzw00003305

      Caution
      • Do not use an impact wrench, otherwise damage in the electric oil pump might occur.
    10) Install the hose and hose clamps to the positions shown in the figure.

    amxzzw00003306

      Caution
      • Do not let foreign matter enter the hose and electric AT oil pump. Otherwise, it could cause a malfunction.
      • Install the hose clamp tabs so that they face a direction that does not contact the under cover.
      • Be careful not to pinch the hose with the protector.
    11) Completely remove any remaining ATF from the area around the hose.
    12) Install the under cover.

    amxzzw00003307

      Caution
      • Be careful not to deform the under cover and coupler bracket, if they are deformed the electric AT oil pump may malfunction.
    13) Install the coupler bracket.
    14) Connect the connector and wiring harness clip.

    amxzzw00003295

126. Turn the manual shaft fully to the extension housing side and turn it back two steps so that the N position is selected.

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127. Install the TR switch and temporarily tighten the new TR switch installation bolt.

  Caution
  • If the TR switch is not adjusted correctly, adjust it correctly, otherwise the AT may not operate normally.

128. Verify that the scribed line on the TR switch and the manual shaft notch are aligned.

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129. Install the lock washer and nut.

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  Tightening torque

  5.9—7.8 N·m {61—79 kgf·cm, 53—69 in·lbf}

130. Using a flathead screwdriver, bend the tab of lock washer.

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131. Tighten the TR switch installation bolt.

  Tightening torque

  9.8—15.7 N·m {1.0—1.6 kgf·m, 7.3—11.6 ft·lbf}

132. Install the VSS.

bsj6za00000728

  Tightening torque

  3.9—6.9 N·m {40—70 kgf·cm, 35—61 in·lbf}

  Caution
  • Do not damage the VSS.

133. Install the turbine sensor.

bsj6za00000729

  Tightening torque

  3.9—6.9 N·m {40—70 kgf·cm, 35—61 in·lbf}

  Caution
  • Do not damage the turbine sensor.

134. Install the breather tube.

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  Tightening torque

  3.9—6.9 N·m {40—70 kgf·cm, 35—61 in·lbf}

  Caution
  • Do not damage the breather tube.

135. Install the breather pipe.

136. Install the breather hose.

137. Install the bracket and oil pipe. (MX-5 (ND))

LH

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  Tightening torque

  Bracket installation bolt:
  3.9—6.9 N·m {40—70 kgf·cm, 35—61 in·lbf}
  Oil pipe installation bolt:
  8—11 N·m {82—112 kgf·cm, 71—97 in·lbf}

RH

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  Tightening torque

  24—35 N·m {2.5—3.5 kgf·m, 18—25 ft·lbf}

138. Using a flathead screwdriver, position the drive gear on the oil pump component in the center. Then install the torque converter component to the transmission.

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  Caution
  • Do not damage the oil seal.
  • Do not drop the torque converter.

139. To ensure that the torque converter is installed accurately, measure distance A between the end of the torque converter and the end of the converter housing.

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  Distance A (between the end of the torque converter and the end of the converter housing)

  MX-5 (ND): 21.4 mm {0.843 in} or more
  MX-5 (NC), RX-8 (SE): 26.2 mm {1.0 in}

140. Clean the drain plug.

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  Caution
  • Install the drain plug being careful of the drain plug gasket direction.

141. Install the new drain plug gasket and drain plug to the oil pan.

  Tightening torque

  17.5—22.5 N·m {1.8—2.2 kgf·m, 13.0—16.5 ft·lbf}