Inspection And Adjustment Of Differential Case

1. REPLACE PARTS THAT ARE DAMAGED OR WORN

2. CHECK CLUTCH MEMBER LH AND DIFFERENTIAL CASE

Check the clearance between left clutch member and differential case.

Specifications mm (in.)

Clutch member (A)

41.975-42 000 (1 6526-1.6535)

Differential case (B)

42 000-42.025 (1.6535-1.6545)

Clearance

0-0.050 (0-0.0020)

3. ADJUST SIDE GEAR THRUST CLEARANCE

NOTE: Adjust the axial clearance inside the differential case by selecting a proper thickness adjusting washer as follows.

Standard clearance:

(a) Clean the parts.

(b) Assemble the following parts to SST. SST 09411-22011

NOTE: Do not assemble the adjusting washers and clutch member springs.

(1) Side gear thrust washer No. 2

(2) Side gear thrust washer No. 3

(4) Clutch member thrust washer

(5) Clutch member LH

(6) Clutch member RH

(7) Clutch member thrust washer

(9) Side gear thrust washer No. 3

(10) Side gear thrust washer No. 2

(c) Loosen the nut of SST and hold the parts with spring tension.

(d) Using a micrometer, measure dimension "L".

NOTE: Properly align the parts to be measured and measure dimension "L" several times. Take the average of the readings.

(e) Differential case mounting dimension (MD) has been classified and code letters are punched on the differential case. _Mounting dimension_mm (in.)

A

7498-7501 12.9520-2 9531}

B

75 01-75 04 <2.9531 -2.9543)

C

7504-7507 <2 9543-2 9555)

D

75.07-75 10 (29555-2 9567)

E

75.10-75 13 (2 9567-2.9579)

(f) Select the adjusting washers by combining the dimension "MD" (mark punched on case) and dimension "L" in the adjusting washer selection table.

Adjusting washer siees mm (in.)

Mark

Thickness

Mark

Thickness

1

1.80 (0.0709)

4

1.95 (0.0768)

2

1.85 (0.0728)

5

2.00 (0.0787)

3

1.90 (0.0748)

6

2.05 (0.0807)

Adjusting washer selection table

□justing wai Differential

s case code mark

7091 92

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2.7925

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HitmuHmm

2 7945 2 7549 2 7953 2.795 7 2 796f

2 7965 T7558

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TO TT

T2 23

26 27"

2 8000 2.8004

2 8008

2.8024

2.8028

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puttäfni

28031

T.SoiT

30 3T

2 8055

TBSEST

TTO75"

Washer

Supra Mk2 Differential

Washer

Adjusting Washer

AA3JM

(g) Install following parts onto the differential case.

• Adjusting washer

• Clutch member thrust washer

• Clutch member LH

NOTE: Do not install the clutch member spring.

• Clutch member RH with pinion gear

(h) Install following parts onto the differential case cover.

• Adjusting washer

• Clutch member thrust washer

Adjusting Washer

(i) Temporarily assemble the selected thrust washers together with the other "L" dimension measured parts into the case.

NOTE: Do not assemble the spring.

(j) Tighten the bolts to specified torque. Torque: 650 kg-cm (47 ft-lb. 64 N m)

(k) Turn the side gears with the side gear shaft or other means and check to see that they turn smoothly.

NOTE: Remove the snap ring from side gear shaft. Reselect thrust washers if the side gear does not turn smoothly.

(I) Disassemble the differential case.

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