differential ACURA TL 1995 Service User Guide

Differential Carrie r
Tapered Rolle r Bearin g Replacemen t
1. Remov e th e tapered roller bearing s usin g th e bear -
in g separato r an d a pres s a s shown .
NOTE : Suppor t th e differentia l carrie r wit h you r
han d s o i t dos e no t fal l an d hi t th e groun d whe n
presse d clear .
ATTACHMENT ,32 x 35 m m07746-001010 0
PRESS
TAPERE DROLLERBEARIN G
BEARIN G SEPARATOR , 0 - 4 1/ 2 in(Commerciall y available )
2. Instal l th e bot h tapere d rolle r bearing s usin g th e
specia l too l an d a pres s a s shown .
STEEL BLOC KATTACHMENT ,45 x 55 m m I.D .07MA D-PR9010 0
TAPERE D ROLLE RBEARIN G
1. Remov e th e tapere d rolle r bearing s (se e previou s
column).
2. Instal l th e lef t driveshaf t an d th e intermediat e shaf t
i n th e sid e gears .
3 . Measur e th e backlas h o f bot h pinio n gears .
Standard : 0.0 5 - 0.1 5 m m (0.00 2 - 0.00 6 in )
Servic e Limit : 0.3 0 m m (0.01 2 in )
PINIO N GEAR S
If th e backlas h exceed s th e servic e limit , replac e th e
differentia l carrier .
PRESS
Backlas h Inspectio n
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Differential Carrier

Ring Gear Replacement

1. Remove the bolts in a crisscross pattern, in several

steps, and remove the ring gear.

11 x 1.0 mm

118 N-m (12.0 kgf-m,

87 Ibf-ft)

DIFFERENTIAL

CARRIER

RING

GEAR

2. Install the ring gear by tightening the bolts in a

crisscross pattern, in several steps. If the bolts are

difficult to tighten, make sure that the ring gear is

going onto the differential carrier correctly.ProCarManuals.com

Differential Assembl y
Reassembl y
NOTE:
• I f replacemen t i s required , alway s replac e th e driv e
pinion an d rin g gea r a s a set .
• I f th e driv e pinio n an d rin g gea r ar e replaced , chec k th e
heigh t adjustmen t (se e pag e 15-22 ).
• I f replacemen t o f on e o f th e tapere d rolle r bearing s i n
th e driv e pinio n an d i n th e differentia l carrie r i s
required , us e th e sam e mak e bearing s an d replac e bot h
bearing s a t once .
DRIVE PINIO N
RING GEA RSET NUMBE R
1. Instal l th e 4 3 m m thrus t shi m an d tapere d rolle r
bearin g usin g th e specia l tool s an d a pres s a s shown .
NOTE : Us e a use d pinio n space r wit h th e specia l
tool fo r bearin g installation , an d the n discar d th e
use d pinio n spacer .
PRESS
DRIVER , 4 0 m m I.D .07746-003010 0
ATTACHMENT , 3 5 m m0774 6-003040 0
TAPERE D ROLLE RBEARIN G
43 m mTHRUS TSHIMPINIO N SPACE R(Used)
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Differential Assembl y
Reassembl y (cont'd )
DIFFERENTIA LCASE COVE R
BEARIN G DRIVE RATTACHMEN T07GAD-SD4010 1
DRIVER07749-001000 0
79.5 m m THRUS T SHIM(S )(1 o r 2 shims )
5. Appl y lubrican t t o th e tapere d rolle r bearing , the n
instal l th e driv e pinio n int o th e differentia l cas e a s
shown .
NOTE : D o no t instal l th e pinio n space r an d thrus t
washer s a t thi s time .
DIFFERENTIA LCASE
DRIV E PINIO N
6. Appl y lubrican t t o th e tapere d rolle r bearing , the n
instal l i t usin g th e specia l too l whil e holdin g th e driv e
pinio n a s shown .
DRIVER , 4 0 m m I.D .07746-003010 0
TAPERED ROLLE RBEARIN G
DRIVE PINIO N
7. Instal l th e larg e thrus t washer , pinio n hub , smal l
thrus t washer , an d a ne w locknut .
NOTE : Lubricat e th e locknu t an d driv e pinio n thread s
wit h gea r oil .
LOCKNU T
THRUST WASHE R
PINION HUB
THRUST WASHE R
DRIVE PINIO N
4. Instal l th e 79. 5 m m thrus t shim(s ) an d bearin g oute r
rac e usin g th e specia l tool s a s shown .
NOTE : Instal l th e 79. 5 m m thrus t shim(s ) tha t wa s
removed .
IBEARING OUTE R RAC E
79.5 m m THRUS T SHIM(S )(1 o r 2 shims )
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Differential Assembl y
Reassembl y (cont'd )
15. Appl y lubrican t t o th e tapere d rolle r bearing , the n
instal l i t usin g th e specia l too l whil e holdin g th e
driv e pinio n a s shown .
DRIVER , 4 0 m m I.D .07746-003010 0
TAPERED ROLLE RBEARIN G
16. Instal l th e larg e thrus t washer , pinio n hub , smal l
thrus t washe r an d locknut .
NOTE : Lubricat e th e locknu t an d driv e pinio n thread s
wit h gea r oil . 17
. Hol d th e driv e pinio n wit h a 1 1/4 " (3 2 mm ) he x bi t
an d socke t a s shown .
1 1/4" (32 mm ) HE X BI Tand SOCKE T(Commerciall y available )
18. Tighte n th e locknu t t o 21 6 N- m (2 2 kgf-m , 15 9 Ibf-ft) ,
an d measur e th e tapere d rolle r bearin g preloa d
(Tp).
NOTE : Rotat e th e driv e pinio n severa l time s t o
assur e prope r tapere d rolle r bearin g contact .
Standard :
New Bearing : 1.8 2 - 2.4 9 N- m
(18. 6 - 25. 4 kgf-cm , 16. 1 - 22. 0 Ibf-in )
Reuse d Bearing : 1.4 2 - 1.9 1 N- m
(14. 5 -19. 5 kgf-cm , 12. 6 - 16. 9 Ibf-in )
• I f th e tapere d rolle r bearin g preloa d exceed s th e stan -
dard , replac e th e pinio n spacer .
• I f th e tapere d rolle r bearin g preloa d i s les s tha n th e
standard , adjus t b y tightenin g th e locknu t a littl e a t a
time , bu t kee p th e torqu e withi n 21 6 - 31 3 N- m (2 2 -
3 2 kgf-m , 15 9 - 23 1 Ibf-ft) . I f thi s no t possible , replac e
th e pinio n spacer .
LOCKNU T
THRUST WASHE R
PINION HU B
THRUS T WASHE R
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19. Clea n an d pain t th e rin g gea r teet h lightl y an d evenl y
wit h Prussia n Blu e (o n bot h side s o f eac h tooth) .
20 . Instal l th e differentia l carrie r int o th e differentia l
case , an d reinstal l th e differential case cover .
21 . Instal l th e bolt s an d tighte n i n a crisscros s patter n in
severa l steps .
Torque : 4 4 N- m (4. 5 kgf-m , 3 3 Ibf-ft )
22 . Instal l th e specia l too l a s shown . Rotat e th e driv e
pinio n i n bot h direction s s o tha t th e rin g gea r rotat e
on e ful l tur n i n bot h directions . Durin g thi s opera -
tio n resistanc e shoul d b e applie d t o th e rin g gear .
LOCKNU T SOCKET ,36 x 41 m m07HAA-SF10100
DRIV EPINIO N
23. Remov e th e specia l tool , an d us e a dial-typ e torqu e
wrenc h o n th e driv e pinio n t o chec k tota l bearin g
preload . Th e tota l bearin g preloa d shoul d excee d
th e driv e pinio n bearin g preloa d b y th e amoun t
show n i n th e nex t column .
NOTE : Rotat e th e driv e pinio n severa l time s t o
ensur e prope r bearin g contact .
Standard :
New differentia l carrie r tapere d rolle r bearing :
Tota l bearin g preloa d (fro m ste p 23 )
-Tp (fro m ste p 18 )
= 1.0 4 -1.2 6 N- m (10. 6 -12. 8 kgfcm , 9. 2 -11. 1 Ibfin )
Reuse d differentia l carrie r tapere d rolle r bearing :
Tota l bearin g preloa d (fro m ste p 23 )
- T p (fro m ste p 18 )
= 0.9 4 - 1.0 7 N- m (9. 6 - 10. 9 kgfcm , 8.3 3 - 9.4 6 Ibfin )
I f th e tota l bearin g preloa d i s no t withi n th e standard ,
correc t i t b y increasin g o r decreasin g th e preloa d o n th e
carrie r bearing s a s needed . I f ther e i s to o muc h preload ,
decreas e th e shi m thicknes s equa l amount s o n bot h
sides . I f ther e i s no t enoug h preload , increase the shi m
thicknes s equa l amount s o n bot h sides .
NOTE : B e sur e th e sam e amoun t of shi m thicknes s i s
adde d o r subtracte d fro m bot h sides , s o tha t th e back -
las h an d toot h contac t patter n ar e no t affected .
24 . Instal l th e oi l sea l usin g th e specia l tool s a s shown .
NOTE: Mak e sur e tha t distanc e i s correct .
DRIVER07749-001000 0
PINION COVE R DRIVE RATTACHMEN T07LAD-PW5050 0
(A): 15.5-16. 0 mm(0.61-0.6 3 in )
OIL SEA L
Replace .
PROCES S SURFAC E
BAS E SURFAC E
PROCESS SURFAC E
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Differential Assembl y
Reassembl y (cont'd )
25. Hol d th e differentia l assembl y usin g a benc h vis e
wit h sof t jaw s a s shown .
Inspectio nhole
SOF T JAW S
LOCKNUT SOCKET ,
36 x 41 m m07HAA-SF1010 0
26. Alig n a backlas h inspectio n hol e wit h th e oi l fille r
plu g hole , an d instal l th e specia l tool s a s shown .
27 . Measur e backlas h o n th e differentia l carrie r usin g
th e specia l tool s a s shown . Afte r measuring , remov e
th e dia l gaug e an d tur n th e differentia l carrie r on e
ful l turn , the n remeasur e th e backlash .
Standard : 0.0 6 - 0.1 4 m m (0.00 2 - 0.00 6 in )
Th e differenc e betwee n th e tw o measurement s
take n mus t no t excee d 0.0 6 m m (0.00 2 in) .
LOCKNU T SOCKET ,36 x 41 m m07HA A-SF1010 0
28. I f th e backlas h i s les s tha n th e standard , adjus t th e
rin g gea r backlas h (se e pag e 15-23 ).
29 . Remov e th e differentia l cas e cover , an d chec k th e
toot h contac t patter n (fac e an d flank) . I f th e toot h
contac t i s no t correct , adjus t rin g gea r contac t (se e
page 15-23 ).
30 . Afte r al l adjustment s ar e made , instal l th e breathe r
plat e an d stak e th e scre w head s i n th e groov e a s
shown .
SCREW Replace .
1 2 N- m (1. 2 kgf-m , 8. 7 Ibf-ft )
BREATHE RPLATE
31. Remov e th e differentia l carrier , the n instal l th e oi l
guid e pipe .
OIL GUID EPIPE
6 x 1. 0 m m12 N- m (1. 2 kgf-m ,
8. 7 Ibf-ft )
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Differential Assembly

Installation

NOTE: If the differential case is replaced, the 26 mm

shim must be adjusted.

a. Install the differential assembly.

b. Measure the clearance between the differential case

and the torque converter housing.

26 mm SHIM

c. Select the 26 mm shim from the following table.

26 mm SHIM
1. Install the two dowel pins on the differential assem-

bly.

DOWEL PINS

2. Attach the differential assembly to the engine, then

tighten the two mounting bolts (marked with in

this figure) loosely.

3. Install the 26 mm shim, then tighten the mounting

bolts to the specified torque.

12 x
1.25
mm

64 N-m (6.5 kgf-m,

47 Ibf-ft)

26 mm SHIMProCarManuals.com

Differential Assembl y
Installatio n (cont'd )
8. Instal l th e vehicl e spee d senso r (VSS)/powe r steer -
in g spee d sensor , the n connec t th e VS S connecter .
VSS CONNECTE R
6 x 1. 0 m m12 N- m (1. 2 kgf-m , 8. 7 Ibf-ft )
VSS/POWE R STEERIN G
SPEE D SENSO R
9. Instal l th e righ t fron t bea m bridge .
10 x 1.2 5 mm38 N- m (3. 9 kgf-m , 2 8 Ibf-ft )
RIGH T FRON T BEA M BRIDG E
10. Remov e th e steerin g gearbo x mountin g bolts , the n
instal l th e lowe r plat e an d th e steerin g gearbo x
mounting bolts .
STEERIN G GEARBO XMOUNTING BOLT S59 N- m (6. 0 kgf-m ,
4 3 Ibf-ft )
10 x 1.2 5 mm38 N- m (3. 9 kgf-m ,28 Ibf-ft )
11. Instal l th e splas h shiel d
SPLAS HSHIELD •
LOWE R
PLATE
6 x 1. 0 m m9.8 N- m (1. 0 kgf-m ,
7. 2 Ibf-ft )
12. Instal l th e driveshaft s an d th e intermediat e shaf t
(se e sectio n 16 ).
13 . Refil l th e differentia l wit h oi l (se e pag e 15-4 ).
14 . Chec k th e fron t whee l alignmen t (se e sectio n 18 ).
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25. Remove the transmission mid mount nuts.

26. Place a jack under the transmission and raise the

transmission just enough to take weight off of the

mounts, then remove the mid mounts and mid mount

spacer as shown.

TRANSMISSION

TRANSMISSION

MID MOUNT

NUT
MID MOUNT

SPACER

MID MOUNT

MID MOUNTS

OFFSET WRENCH

(Commercially available)
27. Remove the transmission housing mounting bolts.

28. Remove the torque converter cover mounting bolt on

the torque converter housing side.

NOTE: Do not remove the torque converter cover

mounting bolt on the differential carrier side and the

torque converter cover.

TRANSMISSION

HOUSING

MOUNTING

BOLT

DOWEL PIN

TORQUE CONVERTER

COVER

Do not remove.

Do not remove

this bolt.
TRANSMISSION HOUSING

MOUNTING BOLT

TORQUE CONVERTER COVER

MOUNTING BOLT

Remove this bolt.

29. Pull the transmission away from the engine until it

clears the dowel pins, then lower it on the transmis-

sion jack.ProCarManuals.com