oil change ACURA RL KA9 1996 Service Repair Manual

Troubleshooting Flowchar t
— Th e MI L ha s bee n reporte d on .
— DT C P120 1 throug h P120 6 o r
P130 1 throug h P130 6 i s indi -
cated .
Proble m verification :
1 . Afte r checkin g th e freez e data ,
d o th e PC M Rese t Procedure .
2 . Connec t th e SC S servic e con -
nector .3. Test-driv e th e ca r severa l time s
i n th e rang e o f th e freez e data .
I s an y misfir e DT C indicated ?
NO
Chec k fo r ignitio n coi l malfunction :
1 . Exchang e th e ignitio n coi l fro m
the proble m cylinde r wit h on efrom anothe r cylinder .
2 . Test-driv e th e ca r severa l time s
i n th e rang e o f th e freez e data .
I s an y misfir e DT C indicated ?
YES
NO
(T o pag e 11-62 )
NOTE:• I f ther e i s n o freez e dat a o f misfiring ,
jus t clea r th e DTC .
• I f ther e i s n o freez e dat a o f misfiring ,
tes t drive s unde r variou s condition s ar e
necessary .
Intermitten t misfir e du e t o spar k
plu g fouling , etc . (firin g i s O K a t
thi s time) .
Replac e th e fault y spar k plug .
Intermitten t misfir e du e t o ba d
contac t i n th e ignitio n coi l con -
necto r (firin g is O K a t thi s time) .
Replac e th e fault y ignitio n coil .
Doe
s th e misfir e occu r i n th e othe r
cylinde r whos e spar k plu g wa s
exchanged ?
Does th e misfir e occu r i n th e othe r
cylinde r whos e ignitio n coi l wa s
exchanged ?
1. Exchang e th e spar k plu g fro mthe proble m cylinde r wit h on eof anothe r cylinder .
2 . Test-driv e th e ca r severa l time s
i n th e rang e o f th e freez e data .
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Valves, Valv e Spring s an d Valve Seals
Installatio n
1. Coa t th e valv e stem s wit h engin e oil . Instal l th e
valve s i n th e valv e guides .
NOTE : Mak e sur e th e valve s mov e u p an d dow n
smoothly .
2. Instal l th e sprin g seat s o n th e cylinde r head .
3 . Instal l th e valv e seal s usin g th e valv e guid e sea l
installer .
NOTE : Exhaus t an d intak e valv e seal s ar e no t inter -
changeable .
WHITE
SPRIN GBLACKSPRIN G
INTAK E VALV E SEA L
EXHAUST VALV E SEA L
VALV E GUID E SEA L
INSTALLE RKD-2899(Commerciall y available )NOTE: Us e smal l I D en d o f tool .
VALV E SEA LReplace .
4. Instal l th e valv e sprin g an d valv e retainer , the n
instal l th e valv e sprin g compressor . Compres s th e
sprin g an d instal l th e valv e keepers .
NOTE : Plac e th e en d o f th e valv e sprin g wit h closel y
woun d coil s towar d th e cylinde r head .
VALV E SPRIN GCOMPRESSO RATTACHMENT
0775 7-PJ1010 A
VALV E SPRIN G COMPRESSO R
Snap-o n CF71 1 o r EQUIVALEN T
(Commerciall y available )
5. Lightl y ta p th e en d o f eac h valv e ste m 2 or 3 time s
wit h a plasti c malle t t o ensur e prope r seatin g o f th e
valv e an d valv e keepers .
NOTE : Ta p th e valv e ste m onl y alon g it s axi s s o
yo u d o no t ben d th e stem .
PLASTI CMALLET
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10 x 1.2 5 mm49 N- m (5. 0 kgf-m , 3 6 Ibf-ft )
9 x 1.2 5 mm39 N- m (4. 0 kgf-m , 2 9 Ibf-ft )Apply engin e oi l t o th e bol tthread s an d th e washer .11 x 1. 5 m m76 N- m(7.8 kgf-m , 5 6 Ibf-ft )Apply engin e oi l t o th e bol tthread s an d th e washers .
NOTE : Afte r torquin g
eac h cap , tur n crankshaf t
t o chec k fo r binding .
CRANKSHAF T
En d play , pag e 7- 7
Runout , Tape r an d
Out-of-Round , pag e 7-1 3
Installation , pag e 7-2 4
MAI N BEARIN G CA P
MAI N BEARING S
Clearance , pag e 7- 8
Selection , pag e 7- 8
NOTE : Ne w mai n bearing s
must b e selecte d b y matchin gcrank an d bloc k identificatio nmarkings.
RUBBER CA P
DOWE L PI N
6 x 1. 0 m m12 N- m (1. 2 kgf-m , 8. 7 Ibf-ft )
OIL BREATHE RCOVER
THRUS T WASHER S
Groove d side s fac e outward .
NOTE : Thrus t washe r thicknes s
is fixe d an d mus t no t b e change dby grindin g o r shimming .
(cont'd)
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Engine Oi l
Replacemen t
CAUTION: Remov e th e drai n bol t carefull y whil e th e
engin e is hot ; th e ho t oi l ma y caus e scalding .
1 . War m u p th e engine .
2 . Drai n th e engin e oil .
WASHE RReplace.
DRAIN BOL T44 N- m (4. 5 kgf-m , 3 3 Ibf-ft )Do no t overtighten .
3. Reinstal l th e drai n bol t wit h a ne w washer , an d refil l
with th e recommende d oil .
Requiremen tAPI Servic e Grade : Us e "Energ y
Conserving " S J o r "Energ y Con -
servin g II " S H grad e oil . SA E 5 W - 30
preferred . Yo u ca n als o us e a n oi l tha t
bear s th e AP I CERTIFICATIO N mark .
Capacit y
4.3 (4. 5 US qt , 3. 8 Im p qt )
at oi l change .
4.6 (4. 9 US qt , 4. 0 Im p qt )
at oi l chang e includin g filter .
5.3 (5. 6 US qt , 4. 7 Im p qt )
afte r engin e overhaul .
Change
interval Ever
y 7,50 0 mile s (12,00 0 km ) o r
1 2 month s
(Norma l conditions) .
Ever y 3,75 0 mile s (6,00 0 km ) o r
6 month s (Sever e conditions) .
NOTE : Unde r norma l conditions , th e oi l filte r shoul d b e
replace d a t ever y othe r oi l change . Unde r sever e condi -
tions , th e oi l filte r shoul d b e replace d a t eac h oi l change .
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Troubleshooting Flowchar t
— Th e MI L ha s bee n reporte d on .
— DT C P120 1 throug h P120 6 o r
P130 1 throug h P130 6 i s indi -
cated .
Proble m verification :
1 . Afte r checkin g th e freez e data ,
d o th e PC M Rese t Procedure .
2 . Connec t th e SC S servic e con -
nector .
3 . Test-driv e th e ca r severa l time s
i n th e rang e o f th e freez e data .
I s an y misfir e DT C indicated ?
Doe s th e misfir e occu r i n th e othe r
cylinde r whos e spar k plu g wa s
exchanged ?
NO
Chec k fo r ignitio n coi l malfunction :
1 . Exchang e th e ignitio n coi l fro m
th e proble m cylinde r wit h on e
fro m anothe r cylinder .
2 . Test-driv e th e ca r severa l time s
i n th e rang e o f th e freez e data .
I s an y misfir e DT C indicated ?
YES
Doe s th e misfir e occu r i n th e othe rcylinde r whos e ignitio n coi l wa sexchanged ?
NO
(T o pag e 11-98 )
NOTE :• I f ther e i s n o freez e dat a o f misfiring ,
jus t clea r th e DTC .
• I f ther e i s n o freez e dat a o f misfiring ,
tes t drive s unde r variou s condition s ar e
necessary .
Intermittent misfir e du e t o spar kplug fouling , etc . (firin g i s O K a t
thi s time) .
Replac e th e fault y spar k plug .
Intermitten t misfir e du e t o ba d
contac t i n th e ignitio n coi l con -
necto r (firin g is O K a t thi s time) .
Replac e th e fault y ignitio n coil .
YES
NO
YE S
1. Exchang e th e spar k plu g fro mthe proble m cylinde r wit h on eof anothe r cylinder .
2 . Test-driv e th e ca r severa l time s
i n th e rang e o f th e freez e data .
YES
NO
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— Th e MI L ha s bee n reporte d on .
— DT C P150 8 is stored .
Proble m verification :
1. D o th e PC M Rese t Procedure .2. Star t th e engine .
Is DT C P150 8 indicated ?
YES
Chec k fo r a n ope n i n the wire
(IGP 1 line) :
1 . Tur n th e ignitio n switc h OFF .
2 . Disconnec t th e IA C valv e con -
nector .
3 . Tur n th e ignitio n switc h O N (II) .
4 . Measur e voltag e betwee n bod y
groun d an d th e IA C valv e con -
necto r termina l No . 2 .
I s ther e batter y voltage ?
I s ther e batter y voltage ?
YES
Chec k th e IA C valv e function :
Momentaril y connec t PC M con -
necto r terminal s A 5 an d A1 2 wit h
a jumpe r wire severa l times .
Doe s th e IA C valv e click ?
YES
Substitut e a known-goo d PC M
an d rechec k (se e pag e 11-42 fo r
immobilize r information) . I f symp -
tom/indicatio n goe s away , replac e
th e origina l PCM .
SHAF T
Intermitten t failure , syste m is O K
a t thi s time . Chec k fo r poo r con -
nection s o r loos e wire s a t C25 3
(locate d a t lef t shoc k tower) ,
C12 9 (IA C valve ) an d PCM .
SPRIN G
IAC VALV E CONNECTO R (C129 )
Repair ope n in th e wir e betwee n
IA C valv e an d PGM-F I mai n relay . Wir
e sid e o f femal e terminal s
PCM CONNECTO R A (26P )
Repai r ope n o r shor t i n th e wir e
betwee n PC M (A5 ) an d IA C valve . Wir
e sid e o f femal e terminal sJUMPER WIR E
Replac e th e IA C valve .NO
NO
Chec k fo r a n ope n o r shor t i n th ewir e (IAC V line) :
1 . Tur n th e ignitio n switc h OF F
an d reconnec t th e IA C valv e
connector .2. Disconnec t th e PC M connec -tor A (26P) .3. Tur n th e ignitio n switc h O N (II) .
4 . Measur e voltag e betwee n
bod y groun d an d PC M con -
necto r termina l A5 .
NO
YE S
VALV E
To INTAK EMANIFOL DFrom AI RCLEANE RCOIL
NO
Idl e Ai r Contro l (IAC ) Valv e
The sca n too l indicate s Diagnosti c Troubl e Cod e (DTC ) P1508 : A proble m in th e Idl e Ai r Contro l (IAC ) valv e
circuit .
The IA C Valv e change s th e amoun t o f ai r bypassin g th e throttl e bod y i n respons e t o a curren t signa l fro m th e PC M in
orde r t o maintai n th e prope r idl e speed .
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Maintenance

Differential Oil

NOTE: Check the differential oil with engine OFF, and

the vehicle on level ground.

1. Remove the oil filler plug, then check the level and

condition of the oil.

WASHER

Replace.

Proper Lever

OIL FILLER PLUG

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

WASHER Replace.

2. The oil level must be up to the fill hole. If it is below

the hole, add oil until it runs out, then reinstall the

oil filler plug with a new washer.

3. If the differential oil is dirty, remove the drain plug,

and drain the oil.

DRAIN PLUG

39 N-m (4.0 kgf-m, 29 Ibf-ft)

WASHER Replace.

OIL FILLER PLUG

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

4. Reinstall the drain plug with a new washer, and refill

the differential with the recommended oil to the

proper level.

NOTE:

The drain plug washer should be replaced at every

oil change.

Clean the drain plug before reinstalling.
5. Reinstall the oil filler plug with a new washer.

Oil Capacity

1.05 (1.11 US qt, 0.92 Imp qt) at oil change

1.10 (1.16 US qt, 0.97 Imp qt) at overhaul

Recommended oil:

Hypoid gear oil

API Classification GL4 or GL5

viscosity:

SAE 90 above 0°F (-18°C)

SAE 80 W - 90 below 0°F (-18°C)ProCarManuals.com

Suspension Arms Removal/Inspection

CAUTION:

• Replace the self-locking nuts after removal.

• Be careful not to damage the ball joint boot.

STABILIZER END

RUBBER BUSHING

Check for deterioration

and damage.
UPPER ARM ASSEMBLY

Check for damage.

STABILIZER BAR

Check for bending and

damage.
BALL JOINT

Inspect for faulty

movement and wear.

BALL JOINT BOOT

Check for deterioration

and damage.

KNUCKLE

Check for damage.

LOWER ARM

RUBBER BUSHING

Check for deterioration

and damage.

BALL JOINT

Inspect for faulty

movement and wear.

BALL JOINT BOOT

Check for deterioration

and damage.

COMPLIANCE BUSHING

Do not contaminate the

tapered section with oil and

grease.
DAMPER FORK

RUBBER BUSHING

Check for deterioration

and damage.
LOWER ARM ASSEMBLY

Check for damage.

Do not disassemble

as it might deform the plate.
DAMPER

FORK

Do not interchange the

right and left damper fork.
STABILIZER LINK

Inspect for faulty

movement and wear.
BOOT

Check tor deterioration

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Wheel Spee d an d Modulato r Contro l
SPEED VEHICL E SPEE D
REFERENC E VEHICL E SPEE D
PRESSUR E
OUTLETVALVE
INLETVALV E
MOTO R
ON
OF F
WHEE L SPEE D
TIM E
Whe n th e whee l spee d drop s sharpl y belo w th e vehicl e speed , th e inle t valv e close s t o retai n th e calipe r flui d pressure .
Whe n th e whee l spee d drop s further , th e outle t valv e open s momentaril y t o reduc e th e calipe r flui d pressure . Th e pum p
moto r start s a t thi s time .
A s th e whee l spee d i s restored , th e inle t valv e open s momentaril y t o increas e th e calipe r flui d pressure .
Whee l Senso r
Th e whee l sensor s ar e th e magneti c contactles s type . A s th e gea r pulse r teet h rotat e pas t th e whee l sensor' s magnetic
coil , A C curren t i s generated . Th e A C frequenc y change s i n accordanc e wit h th e whee l speed . Th e AB S contro l uni t detect s
th e whee l senso r signa l frequenc y an d thereb y detect s th e whee l speed .
GEAR PULSE R
WHEEL SENSO R a
t HIG H SPEE D
at LO W SPEE D
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Compressor
Clutch Inspectio n
Check th e plate d part s o f th e pressur e plat e fo r colo r
changes , peelin g o r othe r damage . I f ther e i s dam -
age , replac e th e clutc h set .
Chec k th e pulle y bearin g pla y an d dra g b y rotatin g
th e pulle y b y hand . Replac e th e clutc h se t wit h a ne w
on e if i t i s nois y o r ha s excessiv e play/drag .
PULLEY
Measur e th e clearanc e betwee n th e pulle y an d th e
pressur e plat e al l th e wa y around . I f th e clearanc e i s
no t withi n specifie d limits , th e pressur e plat e mus t b e
remove d an d shim s adde d o r remove d a s required ,
followin g th e procedur e o n pag e 22-83 .
Clearance : 0. 5 ±0.1 5 m m (0.02 0 ± 0.00 6 in )
NOTE : Th e shim s ar e availabl e in thre e thicknesses :
0.1 mm , 0. 3 m m an d 0. 5 mm .
PRESSUR E PLAT EPULLE Y
Check resistanc e o f th e fiel d coil .
Field Coi l Resistance : 3. 4 to 3. 8 a t 6 8 F (20°C )
I f resistanc e i s no t withi n specifications , replac e th e
fiel d coil .
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