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Infiniti G20 (P11). Manual - part 98

General Specifications

NCAT0179

Engine

SR20DE

Automatic transaxle model

RE4F03B

RE4F03W

Automatic transaxle assembly

Model code number

3AX11

3AX17

Transaxle gear ratio

1st

2.861

2nd

1.562

3rd

1.000

4th

0.697

Reverse

2.310

Final drive

4.072

Recommended fluid

Nissan Matic “D” (Continental U.S. and Alaska) or Genuine Nissan Automatic Trans-

mission Fluid (Canada)*1

Fluid capacity

7.0

(7-3/8 US qt, 6-1/8 Imp qt)

*1: Refer to MA-11, “Fluids and Lubricants”.

Shift Schedule

NCAT0180

VEHICLE SPEED WHEN SHIFTING GEARS

NCAT0180S01

Throttle position

Shift pat-

tern

Vehicle speed km/h (MPH)

Full throttle

Comfort

51 - 59

(32 - 37)

97 - 105

(60 - 65)

153 - 161

(95 - 100)

149 - 157

(93 - 98)

87 - 95

(54 - 59)

41 - 49

(25 - 30)

51 - 59

(32 - 37)

Half throttle

Comfort

33 - 41

(21 - 25)

58 - 66

(36 - 41)

121 - 129

(75 - 80)

72 - 80

(45 - 50)

34 - 42

(21 - 26)

9 - 17

(6 - 11)

51 - 59

(32 - 37)

VEHICLE SPEED WHEN PERFORMING LOCK-UP

NCAT0180S02

Throttle opening

OD switch

Shift pattern

Vehicle speed km/h (MPH)

Lock-up ON

Lock-up OFF

2/8

ON (D

)

Comfort

105 - 113 (65 - 70)

74 - 82 (46 - 51)

OFF (D

)

Comfort

86 - 94 (53 - 58)

83 - 91 (52 - 57)

Stall Revolution

NCAT0181

Engine model

Stall revolution

rpm

SR20DE

2,350 - 2,850

Line Pressure

NCAT0182

Engine speed

rpm

Line pressure kPa (kg/cm

, psi)

R position

D position

2 position

1 position

Idle

778 (7.9, 113)

500 (5.1, 73)

Stall

1,820 (18.5, 263)

1,170 (11.9, 169)

IDX

SERVICE DATA AND SPECIFICATIONS (SDS)

General Specifications

AT-389

Control Valves

NCAT0183

CONTROL VALVE AND PLUG RETURN SPRINGS

NCAT0183S01

Unit: mm (in)

No.

Parts

Part No.*

Free length

Outer diameter

Upper

body

Refer to
“Control

Valve

Upper

Body”,

AT-321.

3-2 timing valve spring

31736-01X00

23.0 (0.906)

6.65 (0.2618)

Cooler check valve spring

31742-3AX05

28.04 (1.1039)

7.15 (0.2815)

Pilot valve spring

31742-3AX03

38.98 (1.5346)

8.9 (0.350)

1-2 accumulator valve spring

31742-3AX00

20.5 (0.807)

6.95 (0.2736)

1-2 accumulator piston spring

31742-3AX09

55.66 (2.1913)

19.5 (0.7677)

1st reducing valve spring

31742-80X05

27.0 (1.063)

7.0 (0.276)

Overrun clutch reducing valve spring

31742-80X06

37.5 (1.476)

7.0 (0.276)

Torque converter relief valve spring

31742-3AX04

33.3 (1.3110)

9.0 (0.354)

Torque converter clutch control valve
spring

31742-3AX02

53.01 (2.0870)

6.5 (0.256)

Lower

body

Refer to
“Control

Valve

Lower

Body”,

AT-325.

Shuttle valve spring

31762-41X04

51.0 (2.0079)

5.65 (0.2224)

Pressure regulator valve spring

31742-80X13

45.0 (1.772)

15.0 (0.591)

Overrun clutch control valve spring

31762-80X00

21.7 (0.854)

7.0 (0.276)

Accumulator control valve spring

31742-80X02

22.0 (0.866)

6.5 (0.256)

Shift valve A spring

31762-80X00

21.7 (0.854)

7.0 (0.276)

Shift valve B spring

31762-80X00

21.7 (0.854)

7.0 (0.276)

Pressure modifier valve spring

31742-41X15

30.5 (1.201)

9.8 (0.386)

31742-80X16

32.0 (1.260)

6.9 (0.272)

—

Oil cooler relief valve spring

31872-31X00

17.02 (0.6701)

8.0 (0.315)

—

T/C pressure spring

31742-3AX07

9.0 (0.354)

7.3 (0.287)

*: Always check with the Parts Department for the latest parts information.

Clutch and Brakes

NCAT0184

REVERSE CLUTCH

NCAT0184S01

Number of drive plates

Number of driven plates

Drive plate thickness mm (in)

Standard

2.0 (0.079)

Allowable limit

1.8 (0.071)

Clearance mm (in)

Standard

0.5 - 0.8 (0.020 - 0.031)

Allowable limit

1.2 (0.047)

Thickness of retaining plates

Thickness mm (in)

Part number*

4.4 (0.173)
4.6 (0.181)
4.8 (0.189)
5.0 (0.197)
5.2 (0.205)

31537-31X00
31537-31X01
31537-31X02
31537-31X03
31537-31X04

*: Always check with the Parts Department for the latest parts information.

HIGH CLUTCH

NCAT0184S02

Number of drive plates

Number of driven plates

SERVICE DATA AND SPECIFICATIONS (SDS)

Control Valves

AT-390

Drive plate thickness mm (in)

Standard

2.0 (0.079)

Allowable limit

1.8 (0.071)

Clearance mm (in)

Standard

1.4 - 1.8 (0.055 - 0.071)

Allowable limit

2.4 (0.094)

Thickness of retaining plates

Thickness mm (in)

Part number*

4.8 (0.189)
5.0 (0.197)
5.2 (0.205)
5.4 (0.213)
5.6 (0.220)
5.8 (0.228)
6.0 (0.236)

31537-32X05
31537-32X06
31537-32X07
31537-32X08
31537-32X09
31537-32X10

31537-32X11

*: Always check with the Parts Department for the latest parts information.

FORWARD CLUTCH

NCAT0184S03

Number of drive plates

Number of driven plates

Drive plate thickness mm (in)

Standard

1.8 (0.071)

Allowable limit

1.6 (0.063)

Clearance mm (in)

Standard

0.45 - 0.85 (0.0177 - 0.0335)

Allowable limit

1.85 (0.0728)

Thickness of retaining plate

Thickness mm (in)

Part number*

3.6 (0.142)
3.8 (0.150)
4.0 (0.157)
4.2 (0.165)
4.4 (0.173)
4.6 (0.181)

31537-31X60
31537-31X61
31537-31X62
31537-31X63
31537-31X64
31537-31X65

*: Always check with the Parts Department for the latest parts information.

OVERRUN CLUTCH

NCAT0184S04

Number of drive plates

Number of driven plates

Drive plate thickness mm (in)

Standard

1.6 (0.063)

Allowable limit

1.4 (0.055)

Clearance mm (in)

Standard

1.0 - 1.4 (0.039 - 0.055)

Allowable limit

2.0 (0.079)

Thickness of retaining plate

Thickness mm (in)

Part number*

3.6 (0.142)
3.8 (0.150)
4.0 (0.157)
4.2 (0.165)
4.4 (0.173)

31567-31X79
31567-31X80
31567-31X81
31567-31X82
31567-31X83

*: Always check with the Parts Department for the latest parts information.

IDX

SERVICE DATA AND SPECIFICATIONS (SDS)

Clutch and Brakes (Cont’d)

AT-391

LOW & REVERSE BRAKE

NCAT0184S05

Number of drive plates

Number of driven plates

4 + 1

Drive plate thickness mm (in)

Standard

2.0 (0.079)

Allowable limit

1.8 (0.071)

Clearance mm (in)

Standard

1.4 - 1.8 (0.055 - 0.071)

Allowable limit

2.8 (0.110)

Thickness of retaining plate

Thickness mm (in)

Part number*

3.6 (0.142)
3.8 (0.150)
4.0 (0.157)
4.2 (0.165)
4.4 (0.173)
4.6 (0.181)

31667-31X16
31667-31X17
31667-31X18
31667-31X19
31667-31X20
31667-31X21

*: Always check with the Parts Department for the latest parts information.

BRAKE BAND

NCAT0184S06

Anchor end pin tightening torque

3.5 - 5.8 N·m (0.35 - 0.6 kg-m, 31 - 52 in-lb)

Number of returning revolutions for anchor end pin

2.5

0.125

Lock nut tightening torque

31 - 36 N·m (3.2 - 3.7 kg-m, 23 - 27 ft-lb)

Clutch and Brake Return Springs

NCAT0185

Unit: mm (in)

Parts

Free length

Outer diameter

Part number*

Forward clutch (Overrun clutch)

Outer (16 pcs)

26.6 (1.047)

10.6 (0.417)

31505-31X02

Inner (16 pcs)

26.3 (1.035)

7.7 (0.303)

31505-31X03

Reverse clutch (16 pcs)

18.6 (0.732)

8.0 (0.315)

31505-31X00

High clutch (12 pcs)

19.7 (0.776)

11.1 (0.437)

31505-31X01

Low reverse brake (20 pcs)

25.1 (0.988)

7.6 (0.299)

31505-31X04

*: Always check with the Parts Department for the latest parts information.

Oil Pump

NCAT0186

Oil pump side clearance mm (in)

0.02 - 0.04 (0.0008 - 0.0016)

Thickness of inner gears and outer gears

Inner gear

Thickness mm (in)

Part number*

9.99 - 10.00 (0.3933 - 0.3937)

9.98 - 9.99 (0.3929 - 0.3933)
9.97 - 9.98 (0.3925 - 0.3929)

31346-31X00
31346-31X01
31346-31X02

Outer gear

Thickness mm (in)

Part number*

9.99 - 10.00 (0.3933 - 0.3937)

9.98 - 9.99 (0.3929 - 0.3933)
9.97 - 9.98 (0.3925 - 0.3929)

31347-31X00
31347-31X01
31347-31X02

Clearance between oil pump hous-
ing and outer gear mm (in)

Standard

0.08 - 0.15 (0.0031 - 0.0059)

Allowable limit

0.15 (0.0059)

Oil pump cover seal ring clearance
mm (in)

Standard

0.1 - 0.25 (0.0039 - 0.0098)

Allowable limit

0.25 (0.0098)

SERVICE DATA AND SPECIFICATIONS (SDS)

Clutch and Brakes (Cont’d)

AT-392

Content .. 96 97 98 99 ..