1991 ACURA NSX Service Repair Manual

Oil Sea l
Installatio n
1. Instal l th e oi l sea l int o th e transmissio n housin g
usin g th e specia l tool s a s shown .
DRIVER07749-0010000
BEARIN G
DRIVE R ATTACHMEN T
07965-SA00600 OI
L SEA L
Replace .
PILOT , 3 2 x 5 0 m m
07MAD-PR90200
2 . Instal l th e oi l sea l int o th e torqu e converte r housin g
using th e specia l tool s a s shown .
DRIVER
07749-0010000 SEA
L DRIVE RATTACHMEN T07947-SD90100 or07947-SD90101
OIL SEA L
Replace .
PILOT, 3 2 x 5 0 m m07MAD-PR90200
ProCarManuals.com

Special Tool s
16-13, 16-14, 16-16, 16-1 7
16-16 16-16
16-1616-17
16-14 16-14, 16-16, 16-17
ProCarManuals.com

Driveshafts
Removal
INSPECTIO N
Driveshaf t Boo t
Chec k th e boot s o n th e driveshaf t fo r cracks , damage ,
leakin g greas e an d loos e boo t bands .
I f an y damag e i s found , replac e th e boot .
Splin e Loosenes s
Tur n th e driveshaf t b y hand , an d mak e sur e th e spline s
an d joint s ar e no t excessivel y loose .
I f damag e i s found , replac e th e joint s i f necessary .
Twiste d o r Cracke d
Mak e sur e th e driveshaf t i s no t twiste d o r cracked .
Replac e if necessary .
INBOARDJOINT
OUTBOAR DJOINT
1. Rais e th e car , an d plac e safet y stand s in th e prope r
location s (se e sectio n 1 ).
2 . Remov e th e rea r wheels .
3 . Drai n th e transmissio n oi l o r flui d (se e sectio n 1 3
M/ T o r sectio n 1 4 A/T) .
NOTE : I t i s no t necessar y t o drai n th e transmissio n
oi l whe n th e righ t driveshaf t i s removed .
4 . Rais e th e lockin g ta b o n th e spindl e nut , the n
remov e th e nut .
NOTE : Befor e installin g th e wheel , clea n th e
matin g surface s of the brak e dis c an d insid e of the
wheel .
26 x 1. 5 m m SPINDL E NU TReplace .335 N- m (33. 5 kg-m , 24 2 Ib-ft )After tightening , us e a drif tto stak e spindl e nu t shoulde ragainst th e driveshaft . WHEE L NU T110 N- m(11 kg-m , 8 0 Ib-ft )
5. Remov e th e banj o bolt , an d disconnec t th e brak e
hose , the n remov e th e brak e hos e clam p fro m th e
knuckle .
CAUTION : Avoi d spillin g brak e flui d o n painted ,
plasti c o r rubbe r surface s a s i t ca n damag e th e
finish ; was h spille d brak e flui d of f immediatel y wit h
clea n water .
NOTE : Cove r th e en d o f th e brak e hos e wit h a
clea n ra g t o preven t contaminatio n of the system.
The n secur e th e hos e t o th e suspensio n arm .
BANJ O BOL T35 N- m(3.5 kg-m , 2 5 Ib-ft )
BRAK E HOS E
WASHE RReplace.
Corrosio n resistan t bol t
6 m m BOL T10 N- m(1.0 kg-m , 7 Ib-ft )
ProCarManuals.com

Driveshafts
Removal
6. Remov e th e whee l senso r fro m th e knuckl e an d th e
rea r o f th e lowe r arm , the n secur e th e whee l senso r
wir e t o th e suspensio n arm .
NOTE :
• D o no t disconnec t th e whee l sensor .
• Avoi d twistin g th e wire s whe n reinstallin g th e
whee l sensor .
7 . Disconnec t th e parkin g brak e cabl e fro m th e body .
Corrosio n resistan t bol t
8 m m FLANG E BOLT S
2 2 N- m (2. 2 kg-m , 1 6 Ib-ft ) PARKIN
G BRAK E CABL E
WHEE L SENSO R 6 mm BOLT-WASHE R
1 0 N- m (1. 0 kg-m , 7 Ib-ft )
8 m m BOLT-WASHE R
2 2 N- m (2. 2 kg-m , 1 6 Ib-ft )
Corrosio n resistan t bol t
TO E CONTRO L AR M FLANG
E BOL T
12 x 1.2 5 mm95 N- m (9. 5 kg-m , 6 9 Ib-ft )
9. Hol d th e dampe r lowe r moun t o f stabilize r lin k wit h
a wrench , an d remov e th e dampe r mountin g nut .
10. Hol d th e bal l pi n o f th e stabilize r lin k wit h a he x
wrench , an d loose n th e self-lockin g nut .
Corrosio n resistan t nu t
DAMPE R MOUNTIN G NU T
12 x 1.2 5 mmReplace .
9 5 N- m (9. 5 kg-m , 6 9 Ib-ft )
WRENC H
HE X WRENC H
STABILIZE R LIN K
SELF-LOCKIN G NU T
12 x 1.2 5 mmReplace .85 N- m (8. 5 kg-m , 6 1 Ib-ft )
11. Remov e th e self-lockin g nut , the n remov e th e
stabilize r lin k fro m th e stabilize r ba r an d knuckle .
Corrosio n resistan t nu t
REA R DAMPE R
SELF-LOCKING NU T
12 x 1.2 5 mmReplace .
STABILIZE R LIN K
8. Remov e th e flang e bolt , the n disconnec t th e to e
contro l ar m fro m th e body .
ProCarManuals.com

12. Remov e th e self-lockin g nu t an d flang e bolt .
13 . Remov e th e self-lockin g nu t an d adjustin g bolt ,
the n disconnec t th e lowe r contro l ar m fro m th e
sub-frame .
Corrosion resistan t bolt/nu t
LOWE R CONTRO L AR M
14 x 1. 5 m mReplace .125 N- m (12. 5 kg-m , 9 0 Ib-ft )
ADJUSTIN G CA M
ADJUSTIN G BOL T
FLANG E BOL T
SELF-LOCKIN G NU T
14 x 1. 5 m mReplace .
12 5 N- m (12. 5 kg-m , 9 0 Ib-ft )
14. Pul l th e knuckl e outward , an d remov e th e driveshaf t
outboar d join t fro m th e knuckl e usin g a plasti c
hammer .
KNUCKL E
OUTBOAR D JOIN T
15. Pr y th e driveshaf t assembl y wit h a screwdrive r a s
show n t o forc e th e se t rin g pas t th e groove .
SCREWDRIVE R
3.5 m m
7 m m
16. Pr y th e inboar d join t outward , the n remov e th e
driveshaf t an d C V join t fro m o f th e differentia l cas e
or intermediat e shaf t a s a n assembly .
CAUTION :
• D o no t pul l o n th e driveshaft , a s th e C V join t
ma y com e apart .
• Us e car e whe n pryin g ou t th e assembly , an d pul l
i t straigh t t o avoi d damagin g th e differentia l oi l
sea l o r intermediat e shaf t dus t seal .
INBOAR D JOIN T
17. Installatio n i s th e revers e orde r of removal .
Afte r installin g th e driveshafts , adjus t th e whee l
alignmen t (se e sectio n 18 ).
ProCarManuals.com

Driveshafts

Disassembly

1. To remove the boot band, pry up the locking tabs

with screwdriver, and raise the end of the band.

NOTE: Carefully clamp the driveshaft in a vise

with soft jaws.

CAUTION: Take care not to damage the boots.

LOCKING TABS

2. Remove both joints.

• Outboard joint side only:

— Remove the circlip from the outboard joint

groove.

— Remove the outboard joint and spring.

CIRCLIP

SPRING

CAP
Outboard joint only.
3. Remove the rollers from the spider.

ROLLER

4. Remove the set ring; then remove the spider with a

bearing remover.

NOTE: Before disassembly, mark the spider and

driveshaft so they can be reinstalled in their original

positions.

SET RING

BEARING REMOVER

Mark

Mark
SPIDER

DRIVESHAFT
SPIDER

SET RINGProCarManuals.com

Inspection

: Thoroughly pack the inboard joint and

outboard joint with joint grease included in the new

joint boot set.
Grease Quantity:

NOTE: Mark the rollers and roller grooves during

disassembly to ensure proper positioning during

reassembly.

Spline

direction

INBOARD JOINT

Check splines for wear and damage.

Check inside bore for wear.

Inspect for cracks.

SET RING

Replace.
Pack cavity

with grease.

SET RING
ROLLER

Inspect for faulty movement and wear.
HOLDER

Section AA

INBOARD BOOT

Inspect for cracking,

splitting and wear.

OUTBOARD BOOT

Inspect for cracking,

splitting and wear.

OUTBOARD JOINT

Check splines for wear and damage.

Check inside bore for wear.

Inspect for cracks.

NOTE: Stagger the inboard joint spider and

outboard joint spider 60° apart. To ease

assembly, mark alignment marks on

driveshaft and spiders before disassembl-

ing them.
ROLLER

Inspect for faulty movement and wear.
DRIVESHAFT

SET RING
OUTBOARD

JOINT

SPIDER

CAP

SPRING

SET RING
CIRCLIP
OUTBOARD

JOINT

SPIDER
INBOARD JOINT

SPIDER
BOOT BAND

Replace.
BOOT BANDS

Replace.
BOOT BAND

Replace.
INBOARD

JOINT

SPIDER
SET RINGProCarManuals.com

Driveshafts
Reassembl y
Outboard join t sid e
NOTE : Wra p th e spline s wit h viny l tap e t o preven t
damag e t o th e boot .
1 . Instal l th e outboar d boo t t o th e driveshaft , the n
remov e th e viny l tape .
OUTBOAR D BOO T
VINY L TAP E
2. Instal l th e se t rin g int o th e driveshaf t groove .
3 . Instal l th e spide r o n th e driveshaf t b y alignin g th e
mark s o n th e spide r an d en d o f th e driveshaft .
4 . Instal l th e se t rin g int o th e driveshaf t groove .
SET RIN G
Mar k
Mark
SPIDE R
SE T RIN G
5. Fi t th e roller s to th e spide r wit h thei r hig h shoulder s
facing outward .
CAUTION :
• Reinstal l th e roller s in thei r origina l position s o n
th e spider .
• Hol d th e driveshaf t assembl y pointe d u p t o pre -
ven t th e roller s fro m fallin g off .
SPIDE R
ROLLE RHigh shoulde r face stowar d outside .
6. Pac k th e join t wit h join t greas e include d in th e ne w
join t boo t set .
Greas e Quantity : 17 0 - 18 0 g (6.0-6. 3 oz)
ProCarManuals.com