fuse box ACURA RL KA9 1996 Service Owners Manual

Ignition Switc h
Test
SRS component s ar e locate d i n thi s area . Revie w th e
SR S componen t locations , precautions , an d procedure s
i n th e SR S ( sectio n 24 ) befor e performin g repair s o r
service .
NOTE: Th e PC M memor y mus t b e rese t afte r reconnectin g
th e batter y (se e sectio n 11 ).
1 . Mak e sur e yo u hav e th e anti-thef t cod e fo r th e radi o
an d th e navigatio n system , the n writ e dow n th e fre -
quencie s fo r th e radio' s prese t buttons .
2 . Disconnec t th e batter y negativ e cable .
3 . Remov e th e dashboar d lowe r cove r (se e sectio n 20 ).
4 . Disconnec t th e 7 P connecto r fro m th e under-das h
fuse/rela y box .
7P CONNECTO R
Wire sid e o f
femal e terminal s
WHTBLK/YE L
YEL
WHT/RE D
BLK/WH T
5. Chec k fo r continuit y betwee n th e terminal s i n eac h
switc h positio n accordin g t o th e table .
6 . I f th e continuit y check s d o no t agre e wit h th e table ,
replac e th e electrica l switch .
7. Afte r reconnectin g th e battery , ente r th e anti-thef t
cod e fo r th e radi o an d th e navigatio n system , the n
ente r th e customer' s radi o statio n presets .
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8. Afte r reconnectin g th e battery , ente r th e anti-thef t
cod e fo r th e radi o an d th e navigatio n system , the n
ente r th e customer' s radi o statio n presets .
SWITCH
LOCK CYLINDE R
Electrical Switc h Replacemen t
SRS component s ar e locate d i n thi s area . Review the
SR S componen t locations , precautions,an d procedure s
i n th e SR S ( sectio n 24 ) befor e performin g repair s o r
service .
NOTE: Th e PC M memor y mus t b e rese t afte r reconnectin g
th e batter y (se e sectio n 11 ).
1 . Mak e sur e yo u hav e th e anti-thef t cod e fo r th e radi o
an d th e navigatio n system , the n writ e dow n th e fre -
quencie s fo r th e radio' s prese t buttons .
2 . Disconnec t th e batter y negativ e cable .
3 . Remov e th e dashboar d lowe r cove r (se e sectio n 20 ).
4 . Disconnec t th e 7 P connecto r fro m th e under-das h
fuse/rela y box .
5 . Remov e th e steerin g colum n cover s (se e sectio n 17 ).
6 . Inser t th e ignitio n key , an d tur n it t o "0" .
7 . Remov e th e tw o screw s an d th e electrica l switc h
fro m th e steerin g lock .
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(To page 23-87) GR
N TES T HARNES S CLI P
TES
T HARNES S
07LA J-PT3020 A
Vehicle Spee d Senso r (VSS )
Troubleshootin g
Before testing , inspec t th e No . 1 3 (7. 5 A ) fus e in th e under-das h fuse/rela y box .
Test th e YE L wire :
1 . Disconnec t th e 3 P connecto r
fro m th e vehicl e spee d sensor .
2 . Connec t th e tes t harnes s
( 07LA J - PT30200A ) onl y t o
th e VS S sub-harness .
3. Connec t the Whites t harnes sclip t o th e positiv e prob e o f avoltmeter .4. Tur n th e ignitio n switc h O N (II) .
Is ther e batter y voltage ? Repai
r ope n i n th e YE L wir e
betwee n th e VS S an d under -
das h fuse/rela y box .NO
YE S
Tes t th e BLU/WH T wire :
1 . Disconnec t th e WH T tes t har -
nes s clip .
2 . Connec t th e GR N tes t harnes s
clip t o th e positiv e prob e o f avoltmeter .
Is ther e 5 V or more ?NO
Repai r shor t i n th e BLU/WH T wir ebetwee n th e VS S an d— PCM ,— cruis e contro l unit ,
— steerin g colum n contro l unit ,
— multiple x contro l uni t (driver's) ,
— navigatio n contro l unit .
YES
GR N TES T HARNES SCLIP
VSS
TES T HARNES S
07LA J-PT3020 A RE
D TES T HARNES S
CLIP
PROTECTIV ETAPE
WHT TES T HARNES S CLI P
WH T TES T HARNES S
CLIP
VSS
RE D TES T HARNES SCLIP
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Lighting Syste m
HID Lam p Syste m Troubleshootin g ('9 9 - 0 4 models )
CAUTION : Neve r tur n o n th e combinatio n ligh t switc h
befor e fittin g th e HI D bulb s t o thei r bul b socket s an d
completin g th e reassembl y o f th e headligh t assembly .
1 . Chec k th e No . 4 5 (2 0 A ) o r No . 4 6 (2 0 A ) fus e in th e
under-hoo d fuse/rela y box .
Are the fuses OK?
YES - G o to ste p 2 .
NO - Replac e th e fuse(s) , an d recheck .
2. Substitut e a known-goo d HI D bul b an d recheck .
Does the headlight low beam come on?
YES-Replac e th e HI D bulb .
N O - G o t o ste p 3 .
3 . Disconnec t th e 2 P connecto r fro m th e inverte r unit .
4. Tur n th e combinatio n ligh t switc h ON .
5. Measur e voltag e betwee n th e No . 2 termina l o f th e
inverte r uni t 2 P connecto r an d bod y ground .
INVERTE R UNI T 2 P CONNECTO R
Is there battery voltage?
YE S - G o to ste p 6 .
N O - Repai r ope n i n th e wir e betwee n th e under -
hoo d fuse/rela y bo x an d th e inverte r unit .
6 . Tur n th e combinatio n ligh t switc h OFF .
YES - Substitut e a known-goo d inverter , an d
recheck . I f th e symptom/indicatio n goe s away ,
replac e th e origina l inverte r unit .
NO - Replac e th e ignite r unit .
Is there about 1-2
7
. Chec k fo r continuit y betwee n th e No . 1 termina l o f
th e inverte r uni t 2 P connecto r an d bod y ground .
INVERTE R UNI T 2 P CONNECTE R
Is there continuity?
YE S - G o to ste p 8 .
N O - Repai r ope n i n th e wir e betwee n th e inverte r
unit an d bod y ground . I f th e wir e is OK , chec k fo r
poo r groun d a t G20 1 o r G301 .
8 . Measur e resistanc e betwee n th e No . 1 an d B termi -
nal an d th e No . 2 an d A termina l o f th e ignite r unit .
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Turn Signal/Hazar d Flashe r Syste m
Turn Signal/Hazar d Rela y Inpu t Tes t
1. Remov e th e driver' s sid e kic k panel , the n remov e
th e tur n signal/hazar d rela y fro m th e under-das h
fuse/rela y box .
2 . Inspec t th e rela y an d socke t terminal s t o b e sur e
they ar e al l makin g goo d contact .
• I f th e terminal s ar e bent , loos e o r corroded , repai r
the m as necessary , an d rechec k th e system .
• I f th e terminal s loo k OK , mak e th e followin g
inpu t test s a t th e socket .
If an y tes t indicate s a problem , fin d an d
correc t th e cause , the n rechec k th e system .
I f al l th e inpu t test s prov e OK , th e tur n signal /
hazar d rela y mus t b e faulty ; replac e it .
UNDER-DAS HFUSE/RELAY BO X
TUR N SIGNAL /HAZARD RELA Y
Cavity Tes t conditio n Test : Desire d resul t Possibl e caus e if resul t i s no t obtaine d
*1 : '9 6 -9 8 model s
*2: '99-0 1 model s
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Seat Bel t Tensio n Reduce r
Test
NOTE : Yo u ca n als o tes t th e switc h b y usin g th e
selfdiagnosi s functio n (mod e 2) . (Se e pag e 23-252 .)
1 . Remov e th e cente r pilla r lowe r tri m (se e sectio n 20 ).
2 . Disconnec t th e 2 P connecto r fro m th e sea t bel t
tensione r assembly .
SEAT BEL T TENSIONE RASSEMBLY
2P CONNECTO R
YEL
4. Tur n th e ignitio n switc h OFF , an d reconnec t th e 2 P
connecto r t o th e sea t bel t tensione r assembly .
5 . Chec k fo r voltag e betwee n th e No . 1 termina l an d
bod y groun d wit h th e ignitio n switc h O N (II ) an d
sea t bel t unbuckled .
Ther e shoul d b e batter y voltage .
• I f ther e i s n o voltage , replac e th e sea t bel t
tensione r assembly .
• I f ther e is batter y voltage , g o to ste p 6 .
6. Tur n th e ignitio n switc h OFF .
7. Chec k fo r continuit y betwee n th e No . 1 an d bod y
groun d wit h th e sea t bel t buckled .
Ther e shoul d b e continuity .
• I f ther e is n o continuity , chec k for :
— poo r groun d (G601 , G651) .
— an ope n in th e BLU/RE D wire .
— fault y sea t bel t switch .
3 . Chec k fo r voltag e betwee n th e No . 2 (+ ) 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 is n o voltage , chec k for :
— a blow n No . 1 3 (7. 5 A ) fus e in th e under-das h
fuse/relay box .
— an ope n in th e YE L wire .
— fault y diode .
• I f ther e i s batter y voltage , g o t o ste p 4 .
BLU/RED : DRIVER' S an d PASSENGER' S('96 - 9 8 models )
BLU/WHT : PASSENGER' S ('9 9 - 0 1 models )
Wir
e sid e o f
femal e terminal s
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Control Uni t Inpu t Tes t
1. Remov e th e righ t rea r pilla r tri m (se e sectio n 20 ).
2 . Disconnec t th e moonroo f harnes s 3 P connecto r fro m
th e righ t sid e wir e harness .
3 . Mak e th e followin g inpu t test s a t th e righ t sid e wir e
harnes s 3 P connector .
• I f an y tes t indicate s a problem , fin d an d correc t
th e cause , the n rechec k th e system .
• I f al l th e inpu t test s prov e OK , g o to ste p 4 .
3P CONNECTO R
Wire sid e o ffemal e terminal s
RIGHT SID E WIR EHARNES S
Cavity Wir e Test conditio n Test: Desire d result s Possible caus e if resul t i s no t obtaine d
BLU
RE D
YEL/GRN*1
YEL*2Ignitio n switc h O N (II )
Ignitio n switc h O N (II )
Ignitio n switc h O N (II )
Ignitio n switc h O N (II )
Chec k fo r voltag e t o ground :
Ther e shoul d b e batter y voltage .
Chec
k fo r voltag e to ground :
Ther e shoul d b e batter y voltage .
Attac
h t o ground :
Th e moonroo f moto r shoul d ru n
(open) .
Attach to ground :
The moonroo f moto r shoul d ru n
(close) .
• Blow n No . 5 1 (3 0 A ) fus e in th e
under-hoo d fuse/rela y bo x
• Blow n No . 2 3 (1 0 A ) o r No . 1 3 (7. 5 A )
fus e in th e under-das h fuse/rela y
box
• Fault y moonroo f ope n rela y
• Fault y moonroo f clos e rela y
• Fault y moonroo f moto r
• Poo r groun d (G602 )
• A n ope n in th e wir e
• Blow n No . 2 3 (1 0 A ) fus e in th e
under-das h fuse/rela y bo x
• A n ope n in th e wir e
• Blow n No . 1 3 (7. 5 A ) fus e in th e
under-das h fuse/rela y bo x
• A n ope n in th e wir e
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Control Uni t Inpu t Tes t
1. Remov e th e dashboar d lowe r cove r (se e sectio n 20 ).
2 . Disconnec t th e 8 P connecto r "A " fro m th e immobilize r
contro l unit .
3 . Inspec t th e connecto r an d socke t terminal s t o b e
sur e the y ar e al l makin g goo d contact .
• I f th e terminal s ar e bent , loose , o r corroded , repai r
the m as necessary , an d rechec k th e system .
• I f th e terminal s loo k OK , mak e th e followin g
inpu t test s a t th e connector .
If an y tes t indicate s a problem , fin d an d
correc t th e cause , the n rechec k th e system .
If al l th e inpu t test s prov e OK , chec k th e immo -
bilize r receive r an d transponder .
IMMOBILIZER CONTRO L UNI T
Wir e sid e o f
femal e terminal s
Cavity Wir e Tes t conditio n Test : Desire d result s Possibl e caus e if resul t i s no t obtaine d
YEL/BLK
GRY
WHT/RE D
YEL/BLK
PNK
WH T
BLK
Unde r al l condition s
Shif t leve r i n
Ignitio n switc h a t
STAR T (III )
Ignitio n switc h O N (II )
Unde r al l condition s
Unde r al l condition s
Unde r al l condition sChec
k fo r voltag e to ground :
Ther e shoul d b e batter y voltage .
Chec k fo r continuit y t o ground :
Ther e shoul d b e continuity .
Chec k fo r voltag e t o ground :
Ther e shoul d b e batter y voltage .
Chec k fo r voltag e to ground :
Ther e shoul d b e batter y voltage .
Attac h t o ground :
The immobilize r indicato r ligh t
shoul d com e on .
*Chec k fo r continuit y betwee n th e
A 6 termina l an d PC M 12 P
connecto r No . 1 1 terminal .
Ther e shoul d b e continuity .
Chec k fo r continuit y t o ground :
Ther e shoul d b e continuity . •
Poo r groun d (G401 , G40 2 o r G251 )
• A n ope n in th e wir e
•
A n ope n in th e wir e
•
Blow n No . 5 6 (7. 5 A ) fus e in th e
under-hoo d fuse/rela y bo x
• Blow n bul b
• Fault y gaug e circui t
• A n ope n in th e wir e
•
Blow n No . 6 (2 0 A ) fus e in th e
under-das h fuse/rela y bo x
• Blow n No . 2 5 (3 0 A ) fus e in th e
under-das h fuse/rela y bo x
• Fault y PGM-F I mai n rela y
• A n ope n in th e wir e
• Poo r groun d (G101 )
•
Fault y starte r cu t rela y
• A n ope n in th e wir e
•
Fault y transmissio n rang e switc h
• A n ope n i n th e wir e
•
Blow n No . 6 (2 0 A ) fus e in th e
under-das h fuse/rela y box .
• A n ope n in th e wir e
CONNECTO R "A "
*: Us e th e backprobin g metho d explaine d in sectio n 11 .
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Multiplex Contro l Uni t (Driver's) :
1 . Remov e th e under-das h fuse/rela y bo x (se e pag e 23-66 ).
2 . Remov e th e driver' s uni t fro m th e under-das h fuse/rela y box .
3 . Inspec t th e connecto r an d socke t terminal s t o b e sur e the y ar e al l makin g goo d contact .
• I f th e terminal s ar e bent , loos e o r corroded , repai r the m a s necessary , an d rechec k th e system .
• I f th e terminal s loo k OK , mak e th e followin g inpu t test s a t th e connecto r an d th e fuse/rela y bo x socket .
— If an y tes t indicate s a problem , fin d an d correc t th e cause , the n rechec k th e system .
— If al l th e inpu t test s prov e OK , th e contro l uni t mus t b e faulty ; replac e it .
Wir e sid e o ffemal e terminal s
MULTIPLE X CONTRO L UNI T (DRIVER'S )16PCONNECTO R
26 P CONNECTO R *2
: Canad a
Cavity Wir e Tes t conditio n Test : Desire d resul t Possibl e caus e if resul t i s no t obtaine d
Unde r al l condition s
Unde r al l condition s
Ignition switc h O N (II )
Chec k fo r voltag e t o ground :
Ther e shoul d b e batter y voltage .
Chec k fo r continuit y t o ground :
Ther e shoul d b e continuity .
Chec k fo r voltag e t o ground :
Ther e shoul d b e batter y voltage .
Fuse/rela y
box socke t •
Blow n No . 5 6 (7. 5 A ) fus e in th e
under-hoo d fuse/rela y bo x
• A n ope n i n th e wir e
• Poo r groun d (G401 , G40 2 o r G251 )
• A n ope n in th e wir e
• Blow n No . 1 3 (7. 5 A ) fus e in th e
under-das h fuse/rela y bo x
• Fault y under-das h fuse/rela y bo x
A13
A8
A7
Wir e sid e o ffemal e terminal s
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Rear Windo w Defogge r
Control Uni t Inpu t Tes t (cont'd )
NOTE: Befor e testing , g o t o th e Troubleshootin g Guid e (se e pag e 23-244 ). B e sur e t o g o throug h self-diagnosi s functio n
mode s 1 an d 2 (se e page s 23-24 8 an d 23-252 ).
Multiple x Contro l Uni t (Driver's) :
1. Remov e th e under-das h fuse/rela y bo x (se e pag e 23-66 ).
2 . Remov e th e driver' s uni t fro m th e under-das h fuse/rela y bo x (se e pag e 23-247 ).
3 . Inspec t th e connecto r an d socke t terminal s t o b e sur e the y ar e al l makin g goo d contact .
• I f th e terminal s ar e bent , loos e o r corroded , repai r the m a s necessary , an d rechec k th e system .
• I f th e terminal s loo k OK , mak e th e followin g inpu t test s a t th e connecto r an d th e fuse/rela y bo x socket .
I f an y tes t indicate s a problem , fin d an d correc t th e cause , the n rechec k th e system .
I f al l th e inpu t test s prov e OK , th e contro l uni t mus t b e faulty ; replac e it .
Fuse/rela ybox socke t
Cavity Wir e Tes t conditio n Test : Desire d resul t Possibl e caus e if resul t i s no t obtaine d
Fuse/rela y
box socke t
A8
A1 3
Ignitio n switc h O N (II )
Unde r al l condition sCheck fo r continuit y t o ground :
There shoul d b e continuit y
Check fo r voltag e to ground :
There shoul d b e batter y voltage .
• Blow n No . 1 3 (7. 5 A ) fus e in th e
under-das h fuse/rela y bo x
• A n ope n in th e wir e
•
Poo r groun d (G401 , G40 2 o r G251 )
• A n ope n in th e wir e
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