relay ACURA RL KA9 1996 Service Repair Manual

Rear Windo w Defogge r
Function Tes t
CAUTION : B e carefu l no t t o scratc h o r damag e th e defog -
ge r wire s wit h th e teste r probe .
1. Chec k fo r voltag e betwee n th e positiv e termina l an d
bod y groun d wit h th e ignitio n switc h an d defogge r
switc h ON .
Ther e shoul d b e batter y voltage .
• I f ther e is n o voltage , chec k for :
fault y defogge r relay ,
fault y defogge r switch .
fault y defogge r coil .
a n ope n in th e YEL/BL U wire .
• I f ther e i s batter y voltage , g o t o ste p 2 .
NEGATIV E TERMINA LPOSITIVE TERMINA L
2. Chec k fo r continuit y betwee n th e negativ e termina l
and bod y ground .
I f ther e i s n o continuity , chec k fo r a n ope n i n th e
defogge r groun d wire .
3. Touc h th e voltmete r positiv e prob e t o th e halfwa y
poin t o f eac h defogge r wire , an d th e negativ e prob e
t o th e negativ e terminal .
Ther e shoul d b e abou t 6 V with th e ignitio n switc h
an d th e defogge r switc h ON .
I f th e voltag e i s a s specified , th e defogge r wir e i s
OK .
If th e voltag e i s no t a s specified , repai r th e
defogge r wire .
I f i t i s mor e tha n 6 V , ther e i s a brea k i n th e
negativ e hal f o f th e wire .
I f i t i s les s tha n 6 V , ther e i s a brea k i n th e
positiv e hal f o f th e wire .
Defogge r Wir e Repai r
NOTE: T o mak e a n effectiv e repair , th e broke n sectio n
mus t b e n o longe r tha n 1 inch .
1. Lightl y ru b th e are a aroun d th e broke n sectio n wit h
fine stee l wool , the n clea n it wit h alcohol .
2 . Carefull y mas k abov e an d belo w th e broke n portio n
o f th e defogge r wir e wit h cellophan e tape .
3 . Usin g a smal l brush , appl y a heav y coa t o f silve r
conductiv e pain t extendin g abou t 1/8 " o n bot h
sides o f th e break . Allo w 3 0 minute s t o dry .
BROKE N WIR E
CELLOPHAN ETAPE
NOTE : Thoroughl y mi x th e pain t befor e use .
4. Chec k fo r continuit y in th e repaire d wire .
5 . Appl y a secon d coa t o f pain t i n th e sam e way . Le t i t
dr y 3 hour s befor e removin g th e tape .
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Power Window s
Component Location Index
POWER WINDO WRELAYTest, pag e 23-6 8
UNDER-DAS H
FUSE/RELAYBOX
FRON T PASSENGER' S WINDO W SWITC H
Test , pag e 23-31 7
Replacement , pag e 23-31 6
FRON T PASSENGER' S WINDO W MOTO R
Test , pag e 23-31 7
RIGH T REA R WINDO W SWITC H
Test , pag e 23-31 7
Replacement , pag e 23-31 6
RIGH T REA R WINDO W MOTO R
Test , pag e 23-31 7
POWE
R WINDO W MASTE R
SWITCH*Replacement , pag e 23-31 6
DRIVER' S WINDO W
MOTO R
Test , pag e 23-31 8
LEF T REA R WINDO W MOTO R
Test , pag e 23-31 7
LEF T REA R WINDO W
SWITC H
Test , pag e 23-31 7
Replacement , pag e 23-31 6
Yo u ca n als o tes t th e switc h b y usin g th e self-diagnosi s functio n (mod e 2) . (Se e pag e 23-252 .)For additional '02-04 information refer to page 23-35a.
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*1: '96-9 7 model s*2: '9 8 - 0 0 model s
UNDER-HOO D RELA YBOX BDRIVER' S POWE R WINDO W MOTO RRELAY B*2
/Test , pag e 23-6 9
POWE R WINDO W MASTE R
SWITC H RELAY*
2
Test , pag e 23-6 9 POWE
R WINDO W MASTE R SWITC H RELAY *
Test , pag e 23-6 7
DRIVER' S POWE R WINDO W
MOTO R RELA Y A*
2
Test , pag e 23-6 9
UNDER-HOO D RELA Y BOXC
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Wiper/Washer
Component Locatio n Inde x
SRS component s ar e locate d in thi s area . Revie w th e SR S componen t locations , precautions , an d procedure s in th e SR S
( sectio n 24 ) befor e performin g repair s o r service .
WINDSHIEL D WIPE R MOTO R
Test , pag e 23-32 8 WIPER/WASHE
R SWITCH *
Test , pag e 23-32 7
Replacement , pag e 23-32 9
WINDSHIEL D WIPE R ARMS/BLADE S
UNDE R HOO D
RELA Y BO X C
UNDE R HOO DRELA Y BO X A
INTERMITTEN T
WIPE R CIRCUI T
(In th e multiple x contro l uni t (driver's) )Input Test , pag e 23-32 5
WINDSHIEL D
WIPE R MOTO R
RELAYTest, pag e 23-6 8
* : Yo u ca n als o tes t th e switc h b y usin g th e self-diagnosi s functio n (mod e 2) . (Se e pag e 23-252 .)
WINDSHIEL
D
WASHERMOTORTest, pag e 23-32 8
WINDSHIEL D
WIPERINTERMITTEN TRELAYTest, pag e 23-6 9
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Security Alar m Syste m
Componen t Locatio n Inde x
DIMME R RELA Y
Test , pag e 23-6 9
• HEADLIGH T RELA Y ('9 6 - 9 8 models )
Test , pag e 23-6 7
HEADLIGH T LO W BEA M RELA Y ('9 9 - 0 1 models )
Test , pag e 23-6 7
RIGH T REA R DOO R LOC K
KNO B SWITC H an d DOO R SWITCH *
(I n th e actuato r assembly )
Test , pag e 23-29 4 an d 23-26 4
IGNITIO N KE Y SWITC HTest, pag e 23-26 3
FRON T PASSENGER' S
DOO R KE Y CYLINDE R SWITCH *
Test , pag e 23-29 5
Replacement , sectio n 2 0
FRON T PASSENGER' S
DOO R LOC K KNO B
SWITC H an d DOO R SWITCH *(In th e actuato r assembly )
Test , pag e 23-29 3 an d 23-26 4 UNDER-HOO
D
FUSE/RELAYBOX
• TAILLIGH T RELA Y ('9 6 - 9 8 models )
Test , pag e 23-6 8
• HEADLIGH T
HIG H BEA M RELA Y ('9 9 - 0 1 models )
Test , pag e 23-6 8
HOO D SWITCH *
Test , pag e 23-35 2
HORN S
Test , pag e 23-15 8
HEADLIGH TReplacement ,
pag e 23-12 1
UNDER-HOO D
RELAY BO X B
HOR N RELA Y('96-97 models )Test, pag e 23-6 7
*: Yo u ca n als o tes t th e switc h b y usin g th e self-diagnosi s functio n (mod e 2) . (Se e pag e 23-252 .)
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Function Tes t (Withou t Memory )
NOTE: Befor e testing , chec k th e No . 1 9 (7. 5 A ) fus e i n
th e under-das h fuse/rela y box .
1 . Remov e th e driver' s doo r pane l (se e sectio n 20 ).
2 . Disconnec t th e 10 P an d 2P * connector s fro m th e
powe r mirro r switch .
* : '9 8 mode l
POWE RMIRRO RSWITCH
10 P CONNECTO R
Mirror Tes t
On e o r bot h inoperative :
1 . Chec k fo r voltag e betwee n th e No . 6 termina l an d
bod y groun d wit h th e ignitio n switc h O N (II) .
Ther e shoul d b e batter y voltage .
• I f ther e i s n o batter y voltage , chec k fo r a n ope n
i n th e YEL/BL K wire .
• I f ther e is batter y voltage , g o to ste p 2 .
2 . Chec k fo r continuit y betwee n th e No . 7 termina l an d
bod y ground .
Ther e shoul d b e continuity .
I f ther e is n o continuity , chec k for :
• a n ope n in th e BL K wire .
• poo r groun d (G401 , G402) . Lef
t mirro r inoperative :
1 . Connec t th e No . 6 termina l t o th e No . 1 0 terminal ,
an d No . 5 (o r No . 1 ) termina l t o bod y groun d wit h
jumpe r wires .
Th e lef t mirro r shoul d til t dow n (o r swin g left ) wit h
th e ignitio n switc h O N (II) .
• I f th e mirro r doe s no t til t dow n (o r doe s no t swin g
left) , chec k for :
— an ope n in th e BL U (o r YEL ) wir e betwee n th e
lef t mirro r an d th e 10 P connector .
— fault y lef t mirro r actuator .
• I f th e mirro r neithe r tilt s dow n no r swing s left ,
repai r th e BR N wire .
• I f th e mirro r work s properly , chec k th e mirro r
switch .
Righ t mirro r inoperative :
1 . Connec t th e No . 6 termina l t o th e No . 9 terminal ,
an d No . 5 (o r No . 8 ) termina l t o bod y groun d wit h
jumpe r wires .
Th e righ t mirro r shoul d til t dow n (o r swin g left ) wit h
th e ignitio n switc h O N (II) .
• I f th e mirro r doe s no t til t dow n (o r doe s no t
swin g left) , chec k for :
— an ope n in th e BL U (o r YEL ) wir e betwee n th e
righ t mirro r an d th e 10 P connector .
— fault y righ t mirro r actuator .
• I f th e mirro r neithe r tilt s dow n no r swing s left ,
repai r th e BR N wire .
• I f th e mirro r work s properly , chec k th e mirro r
switch .
Defogge r Tes t ('9 8 model) :
NOTE : Befor e testing , chec k th e No . 5 5 (1 5 A ) an d No .
1 3 (7. 5 A ) fuses .
1 . Disconnec t th e 2 P connecto r fro m th e defogge r
switch .
2 . Connec t th e 2 P connecto r terminal s o f th e harnes s
sid e wit h a jumpe r wire , the n tur n th e ignitio n
switc h O N (II) . Th e mirror s shoul d war m up .
• I f th e mirror s d o no t war m up , chec k for :
— fault y gaug e relay .
— an ope n in th e WHT/RE D o r BLU/RE D wire .
— poo r groun d (G401 , G402) .
• I f onl y on e mirro r fail s t o war m up , chec k it s
defogger .
• I f bot h mirror s war m up , chec k fo r th e defogge r
switch .
Wire sid e o ffemal e terminal s
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Troubleshooting
'96 - 9 9 Model s
No pictur e is show n o n th e displa y
Check th e + B fuse :
Chec k th e BAC K UP/RADI O (7. 5 A )
fus e in th e under-hoo d fuse/rela ybox.
Is th e fus e OK ?
Replace th e fus e an d recheck .NO
NOTE : Reinstal l th e fus e if i t i s OK .YES
Chec k th e AC C fuse :
Chec k th e ACC/RADI O (1 0 A ) fus e
i n th e under-das h fuse/rela y box .
I s th e fus e OK ?
NOReplac e th e fus e an d recheck .
NOTE : Reinstal l th e fus e if i t i s OK .
YES
Chec k fo r a n ope n i n th e powe rsource circuit :1. Tur n th e ignitio n switc h O N(II).2. Measur e th e voltag e betwee n
bod y groun d an d th e naviga -
tio n uni t connecto r B (8P ) termi -
nal No . 1 an d No . 2 individually .
NAVIGATIO N UNI T CONNECTO R B (8P )
Wire sid e o f femal e terminal s
Repair ope n in th e wir e betwee n
th e under-hoo d (o r under-dash )
fuse/relay bo x an d navigatio nunit.
Is ther e batter y voltage ?NO
YE S
Chec k fo r a n ope n i n th e GN Dcircuit :Check fo r continuit y betwee n th enavigatio n uni t connecto r B (8P )termina l No . 4 an d bod y ground .
I s ther e continuity ?
NO• Repai r ope n in th e wir e betwee n
th e navigatio n uni t an d bod y
ground .
• Repai r poo r groun d (G603) .
YES
Force d startin g o f display :1. Tur n th e ignitio n switc h OFF .2. Perfor m force d startin g o f dis -
pla y (se e pag e 23-412 ).
I s th e diagnosi s men u o f th e
pictur e diagnosi s displayed ?
YESPerfor m th e syste m links .
NO
(T o pag e 23-399 )
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Display uni t button s d o no t wor k
Chec k fo r a n ope n in th e powe rsource circuit :1. Tur n th e ignitio n switc h O N(II).2. Measur e th e voltag e betwee n
bod y groun d an d th e displa y
uni t connecto r (20P ) termina l
No . 1 an d No . 2 individually .
I s ther e batter y voltage ?
NORepai r ope n in th e wir e betwee nthe under-hoo d (o r under-dash )fuse/relay bo x an d displa y unit .
Chec k fo r a n ope n i n th e GN D
circuit :1. Tur n th e ignitio n switc h OFF .
2 . Chec k fo r continuit y betwee n
th e displa y uni t connecto r
(20P ) termina l No . 1 0 an d
bod y ground .
I s ther e continuity ?
NO• Repai r ope n in th e wir e betwee n
th e displa y uni t an d bod y
ground .• Repai r poo r groun d (G251) .
Check th e DISPLA Y BU S circuit :
1 . Disconnec t th e navigatio n
uni t an d displa y uni t connec -
tors .
2 . Chec k fo r continuit y betwee n
th e displa y uni t connecto r
(20P ) termina l No . 5 an d th e
navigatio n uni t connecto r A
(20P ) termina l No . 4 . Ther e
shoul d b e continuity .
3 . Chec k fo r continuit y betwee n
th e displa y uni t connecto r
(20P ) termina l No . 1 5 an d th e
navigatio n uni t connecto r A
(20P ) termina l No . 14 . Ther e
shoul d b e continuity .
4 . Chec k fo r continuit y betwee n
th e sam e terminal s an d bod y
ground . Ther e shoul d b e n o
continuity .
YES
Are al l check s OK ?
YES
Replac e th e displa y unit .
NOTher e is a n ope n o r shor t t o bod y
groun d betwee n th e displa y uni t
an d th e navigatio n unit . Replac e
th e affecte d shielde d harness . Wir
e sid e o f femal e terminal s
DISPLA
Y UNI T CONNECTO R (20P )
DISPLA
Y UNI T CONNECTO R (20P )
ACC
Wir e sid e o f femal e terminal s
DISPLA Y UNI T CONNECTO R (20P )
Wir e sid e o f femal e terminal s
DIS
P BU S (+ )
DIS P BU S (- )
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To UNDER-DASH

FUSE/RELAY BOX

2P CONNECTOR
Troubleshooting - '96 - 98 Models

SRS Indicator Light Wire Connections

SRS Indicator Light Power Circuit

MAIN WIRE HARNESS

LEFT ENGINE COMPARTMENT WIRE HARNESS

To UNDER-DASH

FUSE/RELAY BOX

18P CONNECTOR

SRS Indicator Light Control Circuit

To SRS UNIT

SRS MAIN HARNESS
C418, C475, C518 : Terminal side of male terminals

Except C418, C475, C518 : Wire side of female terminals

MAIN WIRE HARNESS
To GAUGE ASSEMBLY
DASHBOARD WIRE HARNESS

DASHBOARD WIRE HARNESS

To GAUGE ASSEMBLY

C325 : LEFT ENGINE COMPARTMENT

WIRE HARNESS 20P CONNECTOR

C339 : LEFT ENGINE COMPARTMENT

WIRE HARNESS 5P CONNECTOR

C418 : MAIN WIRE HARNESS 20P CONNECTOR

C475 : MAIN WIRE HARNESS 3P CONNECTOR

C477 : MAIN WIRE HARNESS 8P CONNECTOR
C502 DASHBOARD WIRE HARNESS 20P CONNECTOR

C508 DASHBOARD WIRE HARNESS 22P CONNECTOR

C509 DASHBOARD WIRE HARNESS 30P CONNECTOR

C518 DASHBOARD WIRE HARNESS 8P CONNECTOR

C801 SRS MAIN HARNESS 2P CONNECTOR

C805 SRS MAIN HARNESS 3P CONNECTOR

C806 SRS MAIN HARNESS 18P CONNECTORProCarManuals.com

To page 24-42 To page 24-42
The SR S Indicato r Ligh t Doesn' t Com e O n
CAUTION : Wheneve r th e ignitio n switc h is O N (II) , o r ha s
bee n turne d OF F fo r les s tha n 3 minutes , b e carefu l no t
to bum p th e SR S unit ; th e airbag s coul d accidentall y
deploy an d caus e damag e o r injuries .
NOTE: Th e PC M memor y mus t b e rese t afte r reconnec -
ting th e batter y (se e pag e 11-125 ).
Chec k th e powe r suppl y (fuse) :
Tur n th e ignitio n switc h O N (II) , an d chec k whethe r th e othe r
indicato r light s com e o n o r no t (brak e system , etc.) .
D o th e othe r indicato r light s com e on ?
Chec k th e fuse :Chec k th e No . 1 3 (7. 5 A ) fus e in th e under-das h fuse/rela ybox.
Chec k th e bulb :
Replac e th e No . 1 3 (7. 5 A ) fuse , an d chec k tha t th e SR S
indicato r ligh t come s on .
Chec k th e wir e harnes s betwee n th e fus e an d gaug e
assembl y o r gaug e relay :
Chec k fo r a n ope n i n th e wir e harnes s betwee n th e fus e
No . 1 3 (7. 5 A ) an d th e gaug e assembly , chec k th e gaug e
relay , an d repai r a s needed . Chec k tha t th e SR S indicato r
ligh t come s on .
Chec k th e SR S indicato r ligh t bulb :
1 . Tur n th e ignitio n switc h OFF .
2 . Remov e th e gaug e assembly .
3 . Chec k fo r blow n SR S indicato r ligh t bulb .
Chec k th e SR S indicato r ligh t circuit :
Replac e th e bulb , an d reconnec t th e gaug e assembl y con -
nectors . The n tur n th e ignitio n switc h O N (II) .
UNDER-DAS H FUSE/RELA Y BO X
No. 1 3 (7. 5 A ) FUS E
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