1995 ACURA TL Service Repair Manual

Exhaust Manifol d
Replacemen t
NOTE: Us e ne w gasket s an d self-lockin g nut s whe n reassembling .
8 x 1.2 5 mm22 N- m (2. 2 kgf-m , 1 6 Ibf-ft )
COVER PRIMAR
Y HEATE D
OXYGE N SENSO R
(H02S)44 N- m (4. 5 kgf-m ,
3 3 Ibf-ft )
Replacement , pag e 9- 6 GASKE
T
Replace .
EXHAUS T MANIFOL DBRACKET
8 x 1.2 5 mm27 N- m (2. 8 kgf- m
2 0 Ibf-ft )
6 x 1. 0 m m9.8 N- m (1. 0 kg f7.2 Ibf-ft )
8 x 1.2 5 mm22 N- m (2. 2 kgf-m ,
1 6 Ibf-ft )
HEAT
SHIEL D
SELF-LOCKIN G NU T
8 x 1.2 5 m m31 N- m (3. 2 kgf-m , 2 3 Ibf-ft )Replace .
8 x 1.2 5 mm27 N- m (2. 8 kgf-m ,
2 0 Ibf-ft )
EXHAUS T
MANIFOL DBRACKET
WARM U P THRE E WA Y
CATALYTI C CONVERTE R
(WU-TWC )
Inspection , pag e 9- 6
8 x 1.2 5 mm27 N- m (2. 8 kgf-m ,
2 0 Ibf-ft )
COVE R
8 x 1.2 5 mm29 N- m (3. 0 kgf-m ,
2 2 Ibf-ft )
8 x 1.2 5 mm29 N- m (3. 0 kgf-m ,
2 2 Ibf-ft )
COVE R
EXHAUS TMANIFOL D
EXHAUST MANIFOL DBRACKETCOVER
COVER
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Exhaust Pip e an d Muffle r
Replacemen t
CAUTION: D o no t le t th e secondar y HO2 S wir e harnes s connec t th e hea t shields . I f th e secondar y HO2 S wir e harnes s
connect s th e hea t shield , kee p th e wir e harnes s awa y fro m th e hea t shiel d b y movin g th e wir e harnes s clamp .
NOTE: Us e ne w gasket s an d self-lockin g nut s whe n reassembling .
MUFFLERWith th e engin e running , an d th e transmis -sion in th e position ; quickl y depres s th eaccelerato r peda l t o ful l throttl eto rais e th e engin e spee d t o 4,00 0-5,00 0
rpm , the n releas e th e accelerato r
quickly. A snappin g soun d shoul d b eheard .
GASKE TReplace .
SECONDAR Y HEATE D
OXYGE N SENSO R
(HO2S )
4 4 N- m (4. 5 kgf-m ,
3 3 Ibf-ft )
Replacement , pag e 9- 7 HEA
T SHIEL D EXHAUS
T PIP E
TIP S
GASKE TReplace .
8 x 1.2 5 mm22 N- m (2. 2 kgf-m , 1 6 Ibf-ft )Replace .
SELF-LOCKIN G NU T10 x 1.2 5 mm54 N- m (5. 5 kgf-m ,
4 0 Ibf-ft )
Replace .
6 x 1. 0 m m9.8 N- m (1. 0 kgf-m ,
7. 2 Ibf-ft )
SELF-LOCKIN G NU T
8 x 1.2 5 mm29 N- m (3. 0 kgf-m , 2 2 Ibf-ft )Replace .
6 x 1. 0 m m9.8 N- m (1. 0 kgf-m ,
7. 2 Ibf-ft )
EXHAUS T
PIP E A
SELF-LOCKIN G NU T
10 x 1.2 5 mm33 N- m (3. 4 kgf-m ,
2 5 Ibf-ft )
Replace .
EXHAUS T
PIP E B
SELF-LOCKIN G NU T
10 x 1.2 5 mm33 N- m (3. 4 kgf-m ,
2 5 Ibf-ft )
Replace .
SELF-LOCKIN G NU T8 x 1.2 5 mm22 N- m (2. 2 kgf-m , 1 6 Ibf-ft )Replace .
THREE WA YCATALYTI C CONVERTE R(TWC)Inspection , pag e 9- 6
NOTE : Chec k tha t th e clearanc e is mor e
tha n 4 m m (0. 2 in ) betwee n th e hea t shield s
an d rea r sid e o f th e TW C a s shown . I f th e
clearanc e is les s tha n 4 m m (0. 2 in) , loose n
th e 6 x 1. 0 m m bolt s o n th e hea t shield s
and tighte n the m adjustin g th e clearance .
6x 1. 0 m m9.8 N- m (1. 0 kgf-m ,
7. 2 Ibf-ft )
GASKE TReplace .
GASKETReplace .
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TWC/WU-TWC
Inspection
1. Usin g a flashlight , mak e a visua l chec k fo r plugging ,
meltin g o r crackin g o f th e catalyst .
TWC:
WU-TWC :
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HO2S
Replacemen t
Primary HO2S :
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 batter y negativ e termina l first , the n
th e positiv e terminal .
3 . Remov e th e battery , the n remov e th e hea t shield s
(se e pag e 5-3 ).
4 . Remov e th e wir e harnes s covers , the n disconnec t
th e primar y H02 S connector .
PRIMARY H02 SCONNECTO R
WIR E HARNES S
COVERS
5. Remov e th e primar y HO2S .
8 x 1.2 5 mm22 N- m (2. 2 kgf-m ,
1 6 Ibf-ft )
PRIMAR Y H02 S44 N- m (4. 5 kgf-m ,
3 3 Ibf-ft )
6. Instal l th e primar y HO2 S i n revers e orde r o f
removal .
7. Ente r th e anti-thef t cod e fo r th e radio , the n ente r th e
customer' s radi o statio n presets .
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Secondary H02S :
1. Mov e th e fron t passenger' s sea t forward .
Pull th e carpe t bac k t o expos e th e secondar y H02 S
connector .
2 . Disconnec t th e secondar y HO2 S connector .
SECONDAR Y HO2 S
CONNECTO R
3. Remov e th e wir e harnes s cove r an d hea t shields .
HEAT SHIELD S
8 x 1.2 5 m m22 N- m (2. 2 kgf-m ,
1 6 Ibf-ft )6 x 1. 0 m m9.8 N- m (1. 0 kgf-m , 7. 2 Ibf-ft )
4. Remov e th e secondar y H02S .
SECONDAR Y HO2 S
4 4 N- m (4. 5 kgf-m ,
3 3 Ibf-ft )
5. Instal l th e secondar y H02 S i n revers e orde r o f
removal .
• B e sur e t o follo w th e instruction s belo w whe n
installin g th e secondar y HO2S .
CAUTION : D o no t le t th e secondar y HO2 S wir e
harnes s contac t th e hea t shields . I f th e sec -
ondar y HO2 S wir e harnes s contact s th e hea t
shield , kee p th e wir e harnes s awa y fro m th e
hea t shiel d b y movin g th e wir e harnes s clamp .
NOTE : Chec k tha t th e clearanc e i s mor e tha n 4
m m (0. 2 in ) betwee n th e hea t shield s an d rea r
sid e o f th e TW C a s shown . I f th e clearanc e is les s
tha n 4 m m (0. 2 in) , loose n th e 6 x 1. 0 m m bolt s
o n th e hea t shield s an d tighte n the m adjustin g
th e clearance .
4 m m(0.2 in )
WIR E HARNES S
COVE R
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Radiator
Illustrate d Inde x
Syste m is unde r hig h pressur e whe n th e
engin e i s hot . T o avoi d dange r o f releasin g scaldin g
coolant , remov e ca p onl y whe n th e engin e i s cool .
Total Coolin g Syste m Capacit y (Includin g heate r an d
reservoir )
7.0 (7. 4 US qt , 6. 2 Im p qt )
Reservoi r capacity : 0. 7 (0. 7 U S qt , 0. 6 Im p qt )
RADIATO REngine coolan t
Refillin g an d bleeding , pag e 10- 5
Lea k test , pag e 10- 6
Inspec t soldere d joint s an d
seam s fo r leaks .
Blo w ou t dir t fro m betwee n
cor e fin s wit h compresse d air .
I f insects , etc. , ar e cloggin g
radiator , was h the m of f wit h
low-pressur e water .
CAUTION : Whe n pourin g engin e coolant , b e sur e t o
shu t th e rela y bo x li d an d no t t o spil l coolan t o n th e elec -
trica l part s o r th e painte d portion . I f an y coolan t spills ,
rins e i t of f immediately .
NOTE:
• Chec k al l coolin g syste m hose s fo r damage , leak s o r
deterioratio n an d replac e i f necessary .
• Chec k al l hos e clamp s an d retighte n i f necessary .
• Us e ne w O-ring s whe n reassembling .
RADIATOR CA PPressur e testing , pag e 10- 6
SELF-LOCKIN G NU TA: 4. 4 N- m (0.4 5 kgf-m ,3.3 Ibf-ft )B: 5. 4 N- m (0.5 5 kgf-m ,4.0 Ibf-ft )Replace .
6 x 1. 0 m m7 N- m (0. 7 kgf-m ,5 Ibf-ft )
COOLAN TRESERVOI R
FAN MOTO R
RADIATO R FA NSHROU D
AUTOMATI C TRANSMISSIO N
FLUI D (ATF ) COOLE R HOSE S
Refe r t o sectio n 1 4 whe n
installing .
CONDENSO RFAN SHROU D
LOWER RADIATO RHOSE
ENGIN E COOLAN TTEMPERATUR ESWITCH A
2 4 N- m (2. 4 kgf-m , 1 7 Ibf-ft )
O-RIN GReplace .6 x 1. 0 m m9.8 N- m (1. 0 kgf-m ,7.2 Ibf-ft )
A: SHOW A ALUMINU M manufacture d radiator .
B : DENS O manufacture d radiator .
O-RINGReplace .DRAINPLUG
UPPE RRADIATO RHOSE
RADIATO RFAN
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Engine Hos e Connections :
THERMOSTA THOUSINGFAST IDL E THERM O
VALV E
IDL E AI R CONTRO L
(IAC ) VALV E
HEATE RHOSES
HEATE RVALVE
6 x 1. 0 m m12 N- m (1. 2 kgf-m ,
8. 7 Ibf-ft )
O-RIN GReplace . DIFFERENTIA
L OI L
COOLE R BYPAS SHOSES
8 x 1.2 5 mm22 N- m (2. 2 kgf-m , 1 6 Ibf-ft )
CONNECTIN GPIPE
6 x 1. 0 m m12 N- m (1. 2 kgf-m , 8. 7 Ibf-ft )
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Radiator
Replacemen t
1. Drai n engin e coolant .
2 . Remov e th e uppe r an d lowe r radiato r hoses , an d
AT F coole r hoses .
3 . Disconnec t th e fa n moto r connector s an d EC T
switc h A connector .
4 . Remov e th e radiato r uppe r brackets , the n pul l u p
th e radiator . 5
. Remov e th e fa n shrou d assemblie s an d othe r part s
from th e radiator .
Install th e radiato r i n th e revers e orde r o f removal :
NOTE:
• Se t th e uppe r an d lowe r cushion s securely .
• Fil l th e radiato r wit h engin e coolan t an d blee d
the air .
6 x 1. 0 m m9.8 N- m (1. 0 kgf-m ,
7. 2 Ibf-ft )UPPE R BRACKE TAND CUSHIO N
RADIATO R
ATF COOLE R
HOS E
Refe r t o sectio n 1 4
whe n installing .
LOWERRADIATO RHOSE
RADIATO R FA N SWITC H A
2 4 N- m (2. 4 kgf-m ,
1 7 Ibf-ft )
COOLAN T
RESERVOI R
6 x 1. 0 m m7 N- m (0. 7 kgf-m ,
5 Ibf-ft )
RADIATO R FA N
SHROU D
CONDENSO R
FA N SHROU D
6 x 1. 0 m m9.8 N- m (1. 0 kgf-m , 7. 2 Ibf-ft )
LOWE RCUSHIO N
FAN MOTO R
CONNECTO R
EC T SWITC H A
CONNECTO R
O-RIN
G
Replace .
DRAIN
PLU G
O-RIN G
Replace .
UPPERRADIATO RHOSE
RADIATO RCAP
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