ACURA TL 1995 Service Repair Manual

Oil Pum p
Overhau l
NOTE:
Use ne w O-ring s whe n reassembling .
Apply oi l t o th e O-ring s befor e installation .
Us e liqui d gasket , Par t No . 0871 8 - 000 1 o r 0871 8 - 0003 .
Th e rotor s mus t b e installe d in th e sam e direction .
Afte r reassembly , chec k tha t th e rotor s mov e withou t binding .
PUMP COVE R
PUMP HOUSINGInspection , pag e 8-1 2
Appl y liqui d gaske t
t o matin g surfac e o f
th e cylinde r bloc k
whe n installing .
6 x 1. 0 m m8 N- m (0. 8 kgf-m ,6 Ibf-ft )
OUTE R ROTO RInspection , pag e 8-1 2
INNE R ROTO RInspection , pag e 8-1 2
OIL SEA LInstallation , pag e 8-1 3Replace .
SPRING
SPRINGSEAT
RELIE F VALV EValve mus t slid e freel y
i n housin g bore .
Replac e i f scored .
O-RINGReplace .
COTTER PI NReplace .
O-RINGSReplace .
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Oil Pum p
Removal/lnspection/lnstallatio n
1. Drai n th e engin e oi l an d th e differentia l oil .
2 . Tur n th e crankshaf t t o TD C (se e pag e 6-10 ).
3 . Remov e th e timin g bel t (se e pag e 6-6 ).
4 . Remov e th e oi l pa n (se e pag e 8-7 ).
5 . Remov e th e specia l bolts , the n remov e th e oi l pump .
O-RING SReplace .
DOWEL PI N
OIL PUM P
DOWE LPIN O-RING SReplace.
6. Remov e th e screw s fro m th e pum p housing , the n
separat e th e housin g an d cover .
7 . Chec k th e inner-to-oute r roto r radia l clearanc e o n th e
pum p rotor .
Inner Rotor-to-Oute r Roto r Radia l Clearanc e
Standar d (New) : 0.0 2 - 0.1 6 m m
(0.00 1 - 0.00 6 in )
Servic e Limit : 0.2 0 m m (0.00 8 in )
OUTE R ROTO RINNER ROTO R
— If th e inner-to-oute r roto r clearanc e exceed s th e
servic e
limit, replac e the inne r and oute r rotors .
8 . Chec k th e housing-to-roto r axia l clearanc e o n th e
pum p rotor .
Housing-to-Roto r Axia l Clearanc e
Standar d (New) : 0.0 2 - 0.0 7 m m
(0.00 1 - 0.00 3 in )
Servic e Limit : 0.1 2 m m (0.00 5 in )
ROTO RHOUSIN G
If th e housing-to-roto r axia l clearanc e exceed s
the servic e limit , replac e th e se t of inne r an d
oute r rotor s and/o r th e pum p housing .
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9. Chec k th e housing-to-oute r roto r radia l clearance .
Housing-to-Oute r Roto r Radia l Clearanc e
Standard (New) : 0.1 0 - 0.1 8 m m
(0.00 4 - 0.00 7 in )
Servic e Limit : 0.2 0 m m (0.00 8 in )
HOUSIN G
OUTER ROTO R
— If th e housing-to-oute r roto r radia l clearanc e
exceed s th e servic e limit , replac e th e se t o f inne r
an d oute r rotor s and/o r th e pum p housing .
10 . Inspec t bot h rotor s an d th e pum p housin g fo r scor -
in g o r othe r damage . Replac e part s if necessary .
11 . Remov e th e ol d oi l sea l fro m th e oi l pump .
12 . Usin g th e specia l tool , gentl y ta p i n th e ne w crank -
shaf t oi l sea l unti l th e too l bottom s o n th e pump .
DRIVE R07749-001000 0
ATTACHMENT ,62 x 68 m m07746-001050 0
13. Reassembl e th e oi l pump , applyin g liqui d threa d
loc k t o th e pum p housin g screws .
14 . Chec k tha t th e oi l pum p turn s freely .
15 . Appl y a ligh t coa t o f oi l t o th e sea l lip .
16 . Instal l th e tw o dowe l pin s an d ne w O-rin g o n th e
cylinde r block .
17 . Appl y liqui d gaske t t o th e cylinde r bloc k matin g sur -
fac e o f th e oi l pump .
NOTE:
Use liqui d gasket , Par t No . 0871 8 - 000 1 o r 0871 8
- 0003 .
Chec k tha t th e matin g surface s ar e clea n an d dr y
befor e applyin g liqui d gasket .
Apply liqui d gaske t evenly , i n a narro w bea d cen -
tere d o n th e matin g surface .
D o no t appl y liqui d gaske t t o th e O-rin g grooves .
T o preven t leakage , appl y liqui d gaske t t o th e
inne r thread s o f th e bol t holes .
Do no t instal l th e part s i f fiv e minute s o r mor e
have elapse d sinc e applyin g liqui d gasket .
Instead , reappl y liqui d gaske t afte r removin g ol d
residue .
Afte r assembly , wai t a t leas t 3 0 minute s befor e
filling th e engin e wit h oil .
OIL PUM P HOUSIN G
Apply liqui d gaske t
alon g th e broke n line .
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Oil Pum p
10 x 1.2 5 mm44 N- m (4. 5 kgf-m ,
3 3 Ibf-ft )
DOWE L PI N O-RING S
Replace.
6 x 1. 0 m m12 N- m (1. 2 kgf-m ,
8. 7 Ibf-ft )
OILPUM P
O-RING SReplace .
DOWELPIN
8 x 1.2 5 mm22 N- m (2. 2 kgf-m ,
1 6 Ibf-ft )
19. Instal l th e oi l pa n (se e pag e 8-9 ).
20 . Instal l th e timin g bel t (se e pag e 6-8 ).
Removal/lnspection/lnstallatio n
(cont'd )
18. Instal l th e oi l pum p to th e cylinde r block .
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Intake Manifol d
Replacemen t
NOTE: Us e ne w O-ring s an d gasket s whe n reassembling .
6 x 1. 0 m m12 N- m (1.2 kgf-m ,
8. 7 Ibf-ft ) INTAK
E MANIFOL D
Replac e i f cracke d o r
if matin g surface s ar edamaged .
AIR INLE TPIPE
GASKET S
Replace .8 x 1.2 5 mm22 N- m (2. 2 kgf-m ,
1 6 Ibf-ft )
VACUU M PIPE S
WATE RPASSAG E
THROTTL E
BOD Y BAS E
THROTTL E
BODY
8 x 1.2 5 mm22 N- m (2. 2 kgf- m
1 6 Ibf-ft )
TC S CONTRO L
VALV E
ASSEMBL Y
Refe r t o sectio n 1 9
whe n installing .
IDLE AI R CONTRO L
(IAC ) VALV E
8 x 1.2 5 mm22 N- m (2. 2 kgf-m ,
1 6 Ibf-ft )
6 x 1. 0 m m12 N- m (1. 2 kgf-m ,
8. 7 Ibf-ft )
FAS T IDL E
THERM O VALV E
O-RIN G
Replace .
INTAKE AIR BYPASSVALVE BODYReplace i f cracke d o r i fmatin g surface s ar edamaged .
6 x 1. 0 m m12 N- m (1. 2 kgf-m ,
8. 7 Ibf-ft )
EXHAUS T GA S
RECIRCULATIO N
(EGR ) PIP E
INTAK E MANIFOL DCHAMBER
Replac e i f cracke d o r
if matin g surface sare damaged .
6 x 1. 0 m m12 N- m (1. 2 kgf-m ,8.7 Ibf-ft )
GASKET S
Replace.
O-RINGSReplace .
GASKETReplace .
GASKET
S
Replace . GASKET
S
Replace.
O-RINGReplace .
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Exhaust Manifol d
Replacemen t
NOTE: Us e ne w gasket s an d self-lockin g nut s whe n reassembling .
LEFT:
10 x 1.2 5 mm25 N- m (2. 5 kgf-m ,
1 8 Ibf-ft )
GASKE TReplace .
SELF-LOCKIN G NU T8 x 1.2 5 mm30 N- m (3. 1 kgf-m ,22 Ibf-ft )Replace .
LEFT PRIMAR Y
HEATE D OXYGE N
SENSO R (LEF T
PRIMAR Y HO2S )
Replacement , pag e 9- 5
LEF T EXHAUS T
MANIFOL D
8 x 1.2 5 mm22 N- m (2. 2 kgf-m , 1 6 Ibf-ft )
RIGHT :
8 x 1.2 5 mm22 N- m (2. 2 kgf-m , 1 6 Ibf-ft )
HEATSHIEL D
RIGH T PRIMAR Y
HEATED OXYGE NSENSOR (RIGH T
PRIMAR Y HO2S )
Replacement , pag e 9- 5
COVE R
GASKE TReplace .
RIGHT EXHAUS TMANIFOLD
SELF-LOCKIN G NU T8 x 1.2 5 mm30 N- m (3. 1 kgf-m , 2 2 Ibf-ft )Replace .
8 x 1.2 5 mm22 N- m (2. 2 kgf-m ,
1 6 Ibf-ft )
COVE R
HEATSHIEL D
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Exhaust Pip e an d Muffle r
Replacemen t
NOTE: Us e ne w gasket s an d self-lockin g nut s whe n reassembling .
GASKETReplace . MUFFLE
R
With th e transmissio n in th e position .Quickly depres s th e accelerato r peda l t oful l throttl e to rais e th e engin e spee dto 4,00 0 - 5,00 0 rpm , the n releas e
th e accelerato r quickly . A snappin g soun d
should b e heard .
EXHAUS T PIP E
TIP S
EXHAUS T
PIP E B
6 x 1. 0 m m9.8 N- m (1. 0 kgf-m ,
7. 2 Ibf-ft )
HEAT
SHIEL D
GASKE TReplace .
6 x 1. 0 m m9.8 N- m (1. 0 kgf-m ,
7. 2 Ibf-ft )
SECONDAR Y HEATE D
OXYGE N SENSO R
(SECONDAR Y HO2S )
Replacement ,
pag e 9- 6
GASKE TReplace .
EXHAUS T JOIN T
PIPE
THRE E WA Y CATALYTI C
CONVERTE R (TWC )
Inspection , pag e 9- 5
GASKE TReplace .
EXHAUS T
PIP E A SELF-LOCKIN
G NU T
10 x 1.2 5 mm54 N- m (5. 5 kgf-m ,
4 0 Ibf-ft )
Replace .
8 x 1.2 5 mm22 N- m (2. 2 kgf-m , 1 6 Ibf-ft )Replace .
TWC TORQU E SEQUENC E
SELF-LOCKING NU T
10 x 1.2 5 mm33 N- m (3. 4 kgf-m ,
2 5 Ibf-ft )
Replace .
SELF-LOCKIN G NU T10 x 1.2 5 mm33 N- m (3. 4 kgf-m ,
2 5 Ibf-ft )
Replace .
SELF-LOCKIN G NU T10 x 1.2 5 mm54 N- m (5. 5 kgf-m ,
4 0 Ibf-ft )
Replace .
GASKETReplace .
GASKETReplace .
SELF-LOCKIN G NU T8 x 1.2 5 mm29 N- m (3. 0 kgf-m ,
2 2 Ibf-ft )
Replace .
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Inspection

1. Using a flashlight, make a visual check for plugging,

melting or cracking of the catalyst.
TWCProCarManuals.com

Replacement

Primary HO2S:

1. Disconnect the left and/or right primary HO2S con-

nector, then remove the left and/or right primary

HO2S.

LEFT:
HO2S

LEFT PRIMARY HO2S

O2 SENSOR SOCKET

WRENCH 07LAA - PT50101

44 N-m (4.5 kgf-m,

33 Ibf-ft)

RIGHT:

RIGHT PRIMARY HO2S

O2 SENSOR SOCKET

WRENCH 07LAA - PT50101

44 N-m (4.5 kgf-m, 33 Ibf-ft)

2. Install the left and/or right primary HO2S in reverse

order of removal.

(cont'd)ProCarManuals.com

HO2S

Replacement (cont'd)

Secondary HO2S:

1. Move the front passenger's seat forward.

Pull the carpet back to expose the secondary H02S

connector.

2. Disconnect the secondary H02S connector.

SECONDARY

HO2S CONNECTOR

3. Remove the wire harness cover, then remove the

grommet.

4. Remove the heat shields.

WIRE HARNESS GROMMET

COVER

HEAT

SHIELD

6 x 1.0 mm

9.8 N-m (1.0 kgf-m, 7.2 Ibf-ft)
5. Remove the secondary H02S.

SECONDARY HO2S

44 N-m (4.5 kgf-m, 33 Ibf-ft)

O2 SENSOR WRENCH

(Commercially available)

6. Install the secondary H02S in reverse order of

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