1995 ACURA TL Service Repair Manual

Wire Harnes s Replacemen t
1. Remov e th e modulato r uni t fro m th e ca r (se e pag e
19-117 ).
2 . Remov e th e modulato r uni t cover , an d remov e th e
wir e harness .
MODULATO R UNI T
SOLENOI D CONNECTO R
SET PLAT E
MODULATO R UNI T COVE R
WIRE HARNES S
3. Chec k th e number s stampe d o n th e se t plate , an d
connec t eac h connecto r o f th e ne w wir e harnes s t o
th e se t plat e o f th e correspondin g number .
NOTE : B e sur e tha t eac h connecto r i s locke d securel y
wit h th e tw o lockin g tabs .
NUMBER S(Stamped )
CONNECTO R
SET PLAT E
4. Instal l th e modulato r uni t cove r an d modulato r uni t
(se e th e previou s page) .
5 . Chec k th e AB S functio n usin g th e AL B checke r (se e
page 19-112 ).
Pum p Moto r Replacemen t
The modulato r uni t contain s high-pressur e
brak e fluid . B e sur e to blee d th e high-pressur e flui d fro m
th e modulato r uni t befor e removin g th e pum p motor .
1 . Blee d th e high-pressur e brak e flui d fro m th e modu -
lato r uni t (se e pag e 19-115 ).
2 . Remov e th e modulato r uni t fro m th e ca r (se e pag e
19-117 ).
3 . Remov e th e 8 m m flang e bolt s fro m th e modulato r
unit , an d remov e th e pum p motor .
MODULATO R UNI T
O-RIN GReplace .PUMP MOTO R
8 m m FLANG E BOL TReplace .NOTE: Us e 8 m m bolt sin th e pum p moto r set .15 N- m (1. 5 kgf-m , 1 1 Ibf-ft )
4. Instal l th e pum p moto r i n th e revers e orde r o f removal .
NOTE:
After installin g th e modulato r unit , ad d fres h
brak e flui d unti l th e reservoi r i s refille d t o th e spe -
cifie d level , an d blee d ai r fro m th e syste m (se e
page 19-115 ).
Tur n th e ignitio n switc h o n (II) ; an d chec k fo r th e
AB S indicato r ligh t operation .
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Modulator Uni t
Reservoi r Replacemen t
1. Drai n th e brak e flui d completel y fro m th e reservoi r
(see pag e 19-11 5 fo r th e brak e flui d replacement) .
2 . Remov e th e modulato r uni t fro m th e ca r (se e pag e
19-117 ).
3 . Remov e th e reservoi r fro m th e modulato r unit .
RESERVOI RReplace.
MODULATO RUNIT
JOIN TReplace .
4. Instal l th e reservoi r i n th e revers e orde r o f removal .
5 . Fil l th e reservoi r t o th e MA X (upper ) leve l wit h fres h
brak e fluid .
6. Befor e installin g th e modulato r uni t o n th e car , b e
sur e to blee d th e ai r fro m th e suctio n por t i n th e mod -
ulator uni t (se e pag e 19-118 ).
NOTE : Afte r installin g th e modulato r uni t an d
bleedin g th e brakes , star t th e engin e an d mak e sur e
that th e AB S indicato r ligh t goe s off .
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Modulator Uni t
Accumulato r Replacemen t an d
Disposa l
The modulato r uni t contain s high-pressur e brak e fluid .
B e sur e t o blee d th e high-pressur e flui d fro m th e mod -
ulato r uni t befor e removin g th e accumulator .
Th e accumulato r contain s hig h pressur e nitroge n
gas . D o no t puncture , expos e t o flame , weld , dro p o r
appl y impac t t o th e accumulator . Th e modulato r uni t
ma y explod e an d sever e persona l injur y ma y result .
1.
2 .
Blee d th e high-pressur e brak e flui d fro m th e modu -
lator uni t (se e pag e 19-115 ).
Loose n th e relie f plu g thre e an d a hal f turn s slowly ,
an d wai t fo r thre e minute s fo r al l pressur e t o escape .
ACCUMULATO RRELIEF PLU G
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3. Remov e th e modulato r uni t fro m th e ca r (se e pag e
19-117 ).
4 . Remov e th e accumulato r fro m th e modulato r unit .
MODULATO R UNI TRELIE F PLU G
ACCUMULATO RReplace.
9.8 N- m (1. 0 kgf-m , 7 Ibf-ft )
5. Remov e th e relie f plu g completely , an d dispos e o f
the accumulator .
6. Instal l th e ne w accumulato r o n th e modulato r unit .
7. Instal l th e modulato r uni t (se e pag e 19-118 ).
NOTE : Afte r installin g th e modulato r uni t an d bleed -
in g th e brakes , star t th e engine and mak e sur e tha t
th e AB S indicato r ligh t goe s off .
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Electronic
Component s
ABS Contro l Uni t Replacemen t
1 . Remov e th e glov e bo x (se e sectio n 20 ).
2 . Remov e th e fou r mountin g bolt s o f th e AB S contro l
unit moun t bracket .
RADIATO R FA N CONTRO L
MODUL E CONNECTO RAB
S CONTRO L UNI T
ABS CONTRO L UNI TCONNECTO R
AB S CONTRO L UNI T
MOUN T BRACKE T
3.
4 .
5.
6 .
Mov e th e bracke t forward , an d disconnec t th e eac h
connector s fro m th e bracket .
Disconnec t th e AB S contro l uni t connector s an d
radiato r fa n contro l modul e connector .
Mov e th e bracke t dow n t o remov e i t fro m th e car .
Remov e th e radiato r fa n contro l modul e an d thre e
ABS contro l uni t mountin g bolts .
ABS CONTRO L UNI T
ABS CONTRO L UNI T
MOUN T BRACKE T
RADIATO R FA N CONTRO L
MODUL E
AB S CONTRO L UNI T
MOUNTIN G BOLT S
9. 8 N- m (1. 0 kgf-m , 7 Ibf-ft )
7. Remov e th e AB S contro l uni t fro m th e bracket .
8 . Instal l th e AB S contro l uni t i n th e revers e orde r o f
removal .
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Electronic Component sPulsers/Whee l Sensor s
Relay Inspectio n
1. Remov e th e fail-saf e relay s an d moto r rela y (loca -
tion : se e pag e 19-46 ).
2 . Chec k fo r continuit y betwee n th e terminal s C an d D .
Ther e shoul d b e continuity .
3 . Chec k fo r continuit y betwee n th e terminal s A an d B .
Ther e shoul d b e continuit y whe n th e batter y i s con -
necte d betwee n th e terminal s C an d D . Ther e shoul d
b e n o continuit y whe n th e batter y is disconnected .
Fail-safe Relay :
Inspectio n
Motor Relay :
1. Chec k th e fron t an d rea r pulse r fo r chippe d o r dam -
age d teeth .
Front :
FRON T WHEE L SENSO R
FRON T PULSE R
Rear:
1. Chec k th e rea r pulse r fo r chippe d o r damage d teeth .
REAR PULSE R
REA R WHEE L SENSO R
2. Measur e th e ai r ga p betwee n th e whee l senso r an d
pulse r al l th e wa y aroun d whil e rotatin g th e hu b
bearin g uni t b y hand .
Standard : 0. 4 - 1. 0 m m (0.0 2 - 0.0 4 in )
NOTE : I f th e ga p exceed s 1. 0 m m (0.0 4 in) , th e proba -
bilit y is a distorte d knuckl e whic h shoul d b e replaced .
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Wheel Senso r Replacemen t
NOTE:
Be carefu l whe n installin g th e sensor s t o avoi d twistin g th e wires .
Afte r senso r replacement , confir m prope r operatio n (se e pag e 19-112 ).
Front :
6 x 1. 0 m m9.8 N- m (1. 0 kgf-m , 7 Ibf-ft )
6 x 1. 0 m m9.8 N- m (1. 0 kgf-m , 7 Ibf-ft )
8 x 1.2 5 mm22 N- m (2. 2 kgf-m , 1 6 Ibf-ft )
FRON T WHEE L SENSO R
Rear:
8 x 1.2 5 mm22 N- m (2. 2 kgf-m , 1 6 Ibf-ft )
6 x 1. 0 m m9.8 N- m (1. 0 kgf-m , 7 Ibf-ft )
REA R WHEE L SENSO R
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Special Tool s
Ref. No.Too l Numbe r Descriptio
nQtyPag e Referenc e
07PAZ-001010 0 SC S Servic e Connecto r 19-13 9
19-125
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