ACURA TL 1995 Service Manual PDF

Timing Bel t
Illustrate d Inde x
NOTE :
Refe r t o pag e 6- 8 fo r ho w to positio n th e crankshaft and pulle y befor e installin g th e belt .
Mark th e directio n o f rotatio n o n th e bel t befor e removin g it .
Do no t us e th e uppe r cover s an d lowe r cove r t o stor e remove d items .
Clea n th e uppe r cover s an d lowe r cove r befor e installin g them .
Replac e th e camshaf t seal s an d crankshaf t seal s i f ther e is oi l leakage .
Refer t o pag e 6- 3 befor e installin g th e timin g belt .
Remov e th e cente r bracke t befor e removin g th e crankshaf t pulle y (se e pag e 6-5 ).
TIMIN G BEL TDRIV E PULLE YReplacement , pag e
Instal l wit h concav e
surfac e facin g out . Instal
l wit h concav e
surfac e facin g in .6-3
TIMIN G BEL T
Inspection , pag e 6- 5
Adjustment , pag e 6-5
Removal , pag e 6- 6
Installation , pag e 6- 8
RIGH T UPPE R
COVE R
6 x 1. 0 m m12 N- m (1. 2 kgf-m ,8.7 Ibf-ft )
PULLE Y BOL T
16 x 1. 5 m m245 N- m (25. 0 kgf-m ,
18 1 Ibf-ft )
Replacement , pag e 6- 3
Do no t us e a n impac twrench whe n installin g ADJUSTIN
G BOL T
10 x 1.2 5 mm42 N- m (4. 3 kgf-m ,31 Ibf-ft )
IDLER PULLE YBRACKE T
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 )
RUBBE R SEA LReplac e whe n damage d
o r deteriorated .
6 x 1. 0 m m12 N- m (1. 2 kgf-m , 8. 7 Ibf-ft )
CRANKSHAF T PULLE YReplacement , pag e 6- 3
LEF T UPPE RCOVER
RUBBE R SEAL SReplac e whe n damage d
o r deteriorated .
O-RINGReplace .
LOWERCOVER
KEY
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InspectionTension Adjustmen t
1. Remov e th e lef t uppe r cover .
2 . Remov e th e cente r bracket .
NOTE:
Suppor t th e engin e wit h a jac k befor e removin g
th e cente r bracke t i s removed .
Mak e sur e t o plac e a cushio n betwee n th e oi l
pan an d th e jack .
Refe r t o pag e 5-1 6 whe n installin g th e cente r
bracket .
10 x 1.2 5 mm54 N- m (5. 5 kgf-m , 4 0 Ibf-ft )
12 x 1.2 5 mm54 N- m (5. 5 kgf-m ,
4 0 Ibf-ft ) CENTE
RBRACKE T
3. Inspec t th e timin g bel t fo r crack s an d oi l o r coolan t
soaking .
NOTE:
Replac e th e bel t i f oi l o r coolan t soaked .
Remov e an y oi l o r solven t tha t get s o n th e belt .
Inspec t thi s area -for wear .
Rotate pulle y an dinspec t belt .
CAUTION :
Always adjus t th e timin g bel t tensio n wit h th e engin e
cold.
Do no t rotat e th e crankshaf t whe n th e adjustin g bol t
i s loose .
NOTE :
The tensione r i s spring-loade d t o appl y tensio n t o th e
bel t automaticall y afte r makin g th e followin g adjust -
ment .
Inspec t th e timin g bel t befor e adjustin g th e bel t ten -
sion .
Alway s rotat e th e crankshaf t clockwis e whe n viewe d
fro m th e pulle y side . Rotatin g it counterclockwis e ma y
resul t i n imprope r adjustmen t o f th e bel t tension .
1 . Remov e th e lef t uppe r cover .
2 . Remov e th e cente r bracke t (A s show n in th e lef t col -
umn) .
3. Se t th e No . 1 pisto n a t TD C (se e pag e 6-10 ).
4 . Rotat e th e crankshaf t clockwis e nin e teet h o n th e
camshaf t pulle y (Th e blu e mar k o n th e crankshaf t pul -
le y shoul d lin e u p wit h th e pointe r o n th e lowe r cover) .
5 . Loose n th e timin g bel t adjustin g bol t 180° .
6 . Tighte n th e adjustin g bolt , torqu e to 4 2 N- m (4. 3 kgf-m ,
31 Ibf-ft) .
ADJUSTIN G BOL T
4 2 N- m (4. 3 kgf-m ,
3 1 Ibf-ft )
BLUE MAR K
TD C MAR K
POINTE
R O N
LOWE R COVE R
Directio nof rotation .
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Timing Bel t
Remova l
NOTE:
Replac e th e timin g bel t a t 105,00 0 mile s (168,00 0 km )
accordin g t o th e maintenanc e schedul e (norma l con -
ditions/sever e conditions) .
I f th e vehicl e is regularl y drive n i n on e o r mor e o f th e
followin g conditions , replac e th e timin g bel t a t 60,00 0
mile s (U.S.A. ) 100,00 0 k m (Canada) .
I n ver y hig h temperature s (ove r 110°F , 43°C )
I n ver y lo w temperature s (unde r -20°F , -29°C )
Tur n th e crankshaf t pulle y s o th e No . 1 pisto n i s a t
to p dea d cente r (TDC ) befor e removin g th e bel t (se e
pag e 6-8 ).
Inspec t th e wate r pum p befor e installin g th e timin g
bel t (se e pag e 10-10 ).
1 . Mak e sur e yo u hav e th e anti-thef t cod e fo r th e radio ,
the n writ e dow n th e frequencie s fo r th e radio' s prese t
buttons .
2. Disconnec t th e negativ e termina l fro m th e battery .
3 . Remov e th e cente r bracket .
NOTE:
Suppor t th e engin e wit h a jac k befor e removin g
th e cente r bracke t i s removed .
Mak e sur e to plac e a cushio n betwee n th e oi l pa n
and th e jack .
Refer t o pag e 5-1 6 whe n installin g th e cente r
bracket. 10 x 1.25 mm54 N- m (5. 5 kgf-m ,
4 0 Ibf-ft )
4.
5.
CENTE RBRACKE T12 x 1.2 5 mm54 N- m (5. 5 kgf-m ,
4 0 Ibf-ft )
Loose n th e mountin g bolt , loc k bol t an d adjustin g
rod , the n remov e th e alternato r bel t (se e pag e 5-7 ).
Loose n th e idle r pulle y cente r nu t an d adjustin g
bolt, the n remov e th e ai r conditionin g (A/ C com -
presso r bel t (se e pag e 5-7 ).
6 .Loose n th e mountin g bolt , locknu t an d adjustin g
bolt , the n remov e th e powe r steerin g (P/S ) pum p belt .
LOCKNU T8 x 1.2 5 mm22 N- m (2. 2 kgf-m ,
1 6 Ibf-ft )
ADJUSTIN GBOLT
MOUNTING BOL T
10 x 1.2 5 mm44 N- m (4. 5 kgf-m ,
3 3 Ibf-ft )
P/S PUM PBELT
7. Remov e th e TC S uppe r an d lowe r brackets .
NOTE : Refe r t o sectio n 1 9 whe n installin g th e brack -
ets.
TC S UPPE RBRACKE T
6 x 1. 0 m m12 N- m (1. 2 kgf-m ,
8. 7 Ibf-ft )
TC S LOWE R
BRACKE T
8 x 1.2 5 mm22 N- m (2. 2 kgf-m ,
1 6 Ibf-ft )
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8. Disconnect the TCS throttle sensor connector and

TCS throttle actuator connector, then remove the

TCS control valve assembly.

Do not disconnect the breather pipe bypass hose.

TCS THROTTLE SENSOR

CONNECTOR

TCS THROTTLE

ACTUATOR CONNECTOR

TCS CONTROL VALVE

ASSEMBLY

9. Remove the oil pressure switch connector, engine

ground cable and engine wire harness cover.

6 x 1.0 mm

12 N-m (1.2 kgf-m, 8.7 Ibf-ft)

OIL PRESSURE

SWITCH CONNECTOR
ENGINE

GROUND

CABLE

ENGINE WIRE

HARNESS COVER
10. Remove the idler pulley bracket, dipstick and pipe.

6 x 1.0 mm

12 N-m (1.2 kgf-m,

8.7 Ibf-ft)
DIPSTICK/PIPE

8 x
1.25
mm

22 N-m (2.2 kgf-m, 16 Ibf-ft)

11. Remove the crankshaft pulley.

12. Remove the upper and lower covers.

NOTE: Do not use the upper and lower covers to

store removed items.

UPPER COVERS

Clean.

6 x 1.0 mm

12 N-m (1.2 kgf-m,

8.7 Ibf-ft)

LOWER COVER

Clean.
IDLER PULLEY

BRACKET
O-RING

Replace.ProCarManuals.com

Timing Belt

Removal (cont'd)

13. Loosen the adjusting bolt 180°. Push the tensioner to

remove tension from the timing belt, then retighten

the adjusting bolt.

ADJUSTING BOLT

10 x
1.25
mm

42 N-m (4.3 kgf-m, 31 Ibf-ft)

14. Remove the timing belt.ProCarManuals.com

Timing Bel t
Installatio n
Install th e timin g bel t i n th e revers e orde r o f removal ;
Onl y ke y point s ar e describe d here .
CAUTION : D o no t rotat e th e crankshaf t pulle y o r
camshaf t pulley s wit h th e timin g bel t removed . Th e pis -
ton s ma y hi t th e valve s an d caus e damage .
1 . Remov e th e spar k plugs .
2. Se t th e timin g bel t driv e pulle y s o tha t th e No . 1 pis -
ton i s a t to p dea d cente r (TDC) . Alig n th e TD C mar k
on th e toot h o f th e timin g bel t driv e pulle y wit h th e
pointe r o n th e oi l pump .
POINTE R
TIMIN G BEL T
DRIV E PULLE Y
Clean . TD
C MAR K
3. Se t th e camshaf t pulley s s o tha t th e No . 1 pisto n is a t
TDC . Alig n th e TD C mark s o n th e camshaf t pulley s t o
th e pointer s o n th e bac k covers .
LEFT:
TDC MAR K(BLUE )
POINTE R O N TH E
BAC K COVE R
(YELLOW )
LEFT CAMSHAF TPULLEY
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RIGHT:
POINTE R O N TH E
BAC K COVE R
(YELLOW )
TDC MAR K(RED)
RIGHT CAMSHAF TPULLEY
4. Instal l th e timin g bel t i n th e sequenc e shown .
(1) Timin g bel t driv e pulle y (crankshaft ) (2 ) Adjustin g
pulley (3 ) Lef t camshaf t pulle y (4) Wate r pum p
pulley (5) Right camshaf t pulley .
NOTE:
For easie r installation , advanc e th e righ t camshaf t
pulle y b y abou t a hal f toot h fro m th e TD C position .
Mak e sur e th e timin g bel t driv e pulle y an d cam -
shaf t pulley s ar e a t TDC . 5
. Loose n an d retighte n th e adjustin g bol t t o tensio n
th e timin g belt .
6 . Instal l th e uppe r an d lowe r covers .
NOTE: Clea n th e uppe r an d lowe r cover s befor e instal -
lation.
UPPE R COVER S
Clean .
6 x 1. 0 m m12 N- m (1. 2 kgf- m
8. 7 Ibf-ft )
LOWER COVE R
Clean .
7. Instal l th e crankshaf t pulley , the n tighte n th e pulle y
bol t (se e pag e 6-3 ).
8 . Rotat e th e crankshaf t pulle y abou t fiv e o r si x turn s
clockwis e s o tha t th e timin g bel t position s o n th e pul -
leys .
Directio n o frotation .
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Timing Bel t
Installatio n (cont'd )
9. Adjus t th e timin g bel t tensio n (se e pag e 6-5 ).
10 . Chec k tha t th e crankshaf t pulle y an d camshaf t pul -
ley s ar e a t TDC .
CRANKSHAF T PULLEY :
TDC MAR K
(WHITE )
LEFT CAMSHAF T PULLEY :
POINTER O NTH E UPPE R COVE R
RIGHT CAMSHAF T PULLEY :
POINTER O NTH E UPPE R COVE R POINTE
R O N TH E
LOWE R COVE R
TD C MAR K
(BLUE )
INSPECTIO NHOLEAfter checking ,install th e rubbe rcap.
TDC MAR K(RED)
INSPECTIO N HOL EAfter checking ,install th e rubbe rcap.
11. I f eithe r camshaf t pulle y i s no t positione d a t TDC ,
remov e th e timin g bel t an d adjus t th e positionin g fol -
lowin g th e procedur e o n pag e 6-8 , the n reinstal l th e
timin g belt .
12. Afte r installation , adjus t th e tensio n o f eac h belt .
Se e sectio n 2 3 fo r alternato r bel t tensio n adjust -
ment .
Se e sectio n 2 2 fo r A/ C compresso r bel t tensio n
adjustment .
Se e sectio n 1 7 fo r P/ S pum p bel t tensio n adjust -
ment .
13 . Ente r th e anti-theft code fo r th e radio , the n ente r th e
customer' s radi o statio n presets .
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CKP/CYP Senso r
Replacemen t
1. Remov e th e cente r bracke t (se e pag e 6-6 ).
2 . Tur n th e crankshaf t s o tha t th e No . 1 pisto n i s a t to p
dea d cente r (se e pag e 6-10 ).
3 . Remov e th e uppe r covers .
4 . Remov e th e timin g bel t fro m th e righ t an d lef t cam -
shaf t pulley s (se e pag e 6-6 ).
5 . Remov e th e lef t camshaf t pulley .
6 . Remov e th e lef t bac k cover .
7 . Remov e th e CKP/CY P senso r fro m th e lef t cylinde r
head .
RIGH TUPPE R COVE R
6 x 1. 0 m m12 N- m (1. 2 kgf-m ,
8. 7 Ibf-ft )
8. Instal l th e CKP/CY P senso r i n th e revers e orde r o f
removal ;
Refe r t o pag e 6- 8 whe n installin g th e timin g belt .
RUBBE R SEAL SReplac e whe n damage dor deteriorated .
8 x 1.2 5 mm31 N- m (3. 2 kgf-m ,
2 3 Ibf-ft )
6 x 1. 0 m m12 N- m (1. 2 kgf-m , 8. 7 Ibf-ft )
LEF T CAMSHAF T
PULLE Y
RUBBE R SEA L
Replac e whe n damage dor deteriorated .
LEFTUPPE R COVE R
6 x 1. 0 m m12 N- m (1. 2 kgf-m , 8. 7 Ibf-ft )
CKP/CY P
SENSO R
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Cylinder Head s
Illustrate d Inde x
CAUTION :
To avoi d damage , wai t unti l th e engin e coolan t temperatur e drop s belo w 100° F (38°C ) befor e removin g a cylinde r
head.
When handlin g a meta l gasket , tak e car e no t t o fol d it o r damag e th e contac t surface .
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 )
RIGHT CAMSHAF T
PULLE Y
8 x 1.2 5 mm31 N- m (3. 2 kgf-m ,23 Ibf-ft )
6 x 1. 0 m m12 N- m (1. 2 kgf-m ,8.7 Ibf-ft ) ENGIN
E OI L TEMPERATUR E
SWITC H
2 7 N- m (2. 8 kgf-m ,
2 0 Ibf-ft )
Testing , pag e 8- 6HEA D COVE R GASKE TReplace whe n leaking , damage dor deteriorated .Apply liqui d gaske t a t th e fou r corner sof th e recesses , pag e 6-3 6
CYLINDE R HEA D COVE R
Refe r t o pag e 6-3 6 whe n
installing .
RUBBER SEAL S
Replac e whe n damage d
or deteriorated .
GROMMET
6 x 1. 0 m m12 N- m (1. 2 kgf-m ,
8. 7 Ibf-ft ) RUBBE
R SEA L
Replac e whe n damage dor deteriorated .
LEFT BAC K COVE R
8 x 1.2 5 mm31 N- m (3. 2 kgf-m , 2 3 Ibf-ft )6 x 1. 0 m m12 N- m (1. 2 kgf-m , 8. 7 Ibf-ft )
LEFT CAMSHAF T
PULLE Y CKP/CY
P
SENSO R
RIGH
T BAC K
COVE R O-RIN
G
Replace .
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