ACURA RL KA9 1996 Service Repair Manual

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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To pag e 24-4 3
Troubleshootin g - '9 6 - 9 8 Model s
The SR S Indicato r Ligh t Doesn' t Com e O n (cont'd )
From pag e 24-4 1 From pag e 24-4 1
Chec k th e SR S indicato r ligh t circuit :
1 . Disconnec t th e dashboar d wir e harnes s 30 P connecto r fro m
th e gaug e assembly .
2 . Connec t a voltmete r betwee n th e No . 1 5 termina l (+ ) o f th e
30 P connecto r an d ground .
3 . Tur n th e ignitio n switc h O N (II) , an d measur e voltaqe .
Fault y SR S indicato r ligh t circui t i n th e gaug e assembly ;
replac e th e SR S printe d circui t boar d i n th e gaug e
assembly .
Check th e wir e harnes s o f th e SR S indicato r ligh t circui t (1) :1. Tur n th e ignitio n switc h OFF , the n remov e th e radi o pane lassembl y (se e sectio n 20 ).
2 . Disconnec t th e mai n wir e harnes s 8 P connecto r fro m th e
dashboar d wir e harness .
3 . Connec t a voltmete r betwee n th e No . 6 termina l (+ ) o f th e
mai n wir e harnes s 8 P connecto r an d ground .
4 . Tur n th e ignitio n O N (II) , an d measur e voltaqe .
Shor t t o powe r i n th e BLU/WH T wir e o f th e dashboar d
wir e harness : repai r th e harness .
DASHBOAR D WIR E HARNES S30P CONNECTO R
DASHBOAR D WIR E HARNES S
30 P CONNECTO R
DASHBOARD WIR E
HARNES S8P CONNECTO R
MAI N WIR E HARNES S
8 P CONNECTO R
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From pag e 24-4 2
SRS MAI N WIR E HARNES S
Chec k th e wir e harnes s o f th e SR S indicato r ligh t circui t (2) :
1. Tur n th e ignitio n switc h OFF .2. Disconnec t th e SR S mai n harnes s 3 P connecto r fro m th e
mai n wir e harness .
3 . Connec t a voltmete r betwee n th e No . 1 termina l (+ ) o f th e
SR S mai n harnes s 3 P connecto r an d ground .
4 . Tur n th e ignitio n switc h O N (II) , an d measur e voltage .
I s ther e 8. 5 V or les s fo r 6 second s afte r th e ignitio n switc h
ha s bee n turne d O N (II) ?
Shor t t o powe r i n th e BLU/WH T wir e o f th e mai n wir e
harness : repai r th e harness .
MAIN WIR E HARNES S
SR S MAI N HARNES S
3 P CONNECTO R
Wir e sid e o f femal e
terminal s
Check th e wir e harnes s o f th e SR S indicato r circui t (3):
1 . Tur n th e ignitio n switc h OFF . 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 cable , the n th e positiv e
cable , an d wai t 3 minutes .
3 . Disconnec t th e driver' s an d fron t passenger' s airba g con -
nectors , the n disconnec t th e driver' s an d fron t passen -
ger' s sea t bel t tensione r connector s (se e pag e 24-33 ).
4 . Disconnec t th e SR S mai n harnes s 18 P connecto r fro m
the SR S unit .5. Reconnec t th e batter y positiv e cable , the n reconnec t th e
negativ e cable .
6 . Connec t a voltmete r betwee n th e No . 6 termina l (+ ) o f th e
SR S mai n harnes s 18 P connecto r an d ground .
7 . Tur n th e ignitio n switc h O N (II) , an d measur e voltage .
Ther e shoul d b e 0. 5 V or less .
I s voltag e a s specified ?
Fault y SR S unit : replac e th e uni t (se e pag e 24-181 ). SR
S MAI N HARNES S
18 P CONNECTO R
SRS UNI T
Wire sid e o f femal e terminal s
Shor t t o powe r i n th e GR Y (BLU ) wir e o f th e SR S mai n har -
ness : replac e th e harness .
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Troubleshooting - '9 6 - 9 8 Model s
DTC 1- 1 an d DT C 1- 2
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 t o bum p th e SR S unit ; th e airbag s coul d accidentall y
deplo y an d caus e damag e o r injuries .
NOTE : Th e PC M memor y mus t b e rese t afte r reconnect -
in g th e batter y (se e pag e 11-125 ).
Tr y t o reproduc e th e SR S indicato r light :
1 . Eras e th e DT C memor y (se e pag e 24-37 ).
2 . Tur n th e ignitio n switc h O N (II) , an d chec k tha t th e SR S
indicato r ligh t come s o n fo r abou t 6 second s an d the n
goe s off .
Doe s th e SR S indicato r ligh t sta y on ?
Intermitten t failure , syste m is O K a t thi s time . Se e Trouble -
shootin g Intermitten t Failure s o n pag e 24-37 .
Chec k fo r a n ope n in th e driver' s airba g inflator :
1. Tur n th e ignitio n switc h OFF .2. Disconnec t th e batter y negativ e cable , the n disconnec t th epositiv e cable , an d wai t fo r 3 minutes .3. Disconnec t th e driver' s airba g 2 P connecto r fro m th e cabl e
ree l 2 P connector .
CAUTION : D o no t disconnec t th e passenger' s airba g con -
nector .
4. Connec t th e specia l too l t o th e cabl e ree l 2 P connec -tor.5. Reconnec t th e batter y positiv e cable , the n reconnec t th e
negativ e cable .
6 . Eras e th e DT C memor y (se e pag e 24-37 ).
7 . Rea d th e DT C (se e pag e 24-35 ).
Ope n o r increase d resistanc e i n th e driver' s airba g infla -
tor ; replac e th e driver' s airba g (se e pag e 24-160 ).
Chec k fo r a n ope n in th e cabl e reel :
1 . Disconnec t th e batter y negativ e cable , the n disconnec t
the positiv e cable , an d wai t fo r 3 minutes .2. Disconnec t th e specia l too l fro m th e cabl e ree l 2 P
connector .
3 . Remov e th e dashboar d lowe r cover , an d disconnec t th e
cabl e ree l 2 P connecto r fro m th e SR S mai n harness .
4. Connec t th e specia l too l t o th e SR S mai n harnes s
2 P connector . (cont'd ) 07SAZ-TB4011
A
07SAZ-TB4011 A
T o pag e 24-4 5 07TAZ-SZ5011
A
07TAZ-SZ5011 A
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From pag e 24-4 4
Chec k fo r a n ope n in th e cabl e ree l (cont'd )
5 . Reconnec t th e batter y positiv e cable , the n reconnec t th e
negativ e cable .
6 . Eras e th e DT C memor y (se e pag e 24-37 ).
7 . Rea d th e DT C (se e pag e 24-35 ).
Ope n o r increase d resistanc e i n th e cabl e reel ; replac e
th e cabl e ree l (se e pag e 24-176 ).
Chec k fo r a n ope n in th e SR S mai n harness :
1 . Disconnec t th e batter y negativ e cable , the n disconnec t
th e positiv e cable , an d wai t fo r 3 minutes .
2. Disconnec t th e fron t passenger' s airba g connector , the ndisconnec t th e driver' s an d fron t passenger' s sea t bel t
tensione r connector s (se e pag e 24-33 ).
3 . Disconnec t th e SR S mai n harnes s 18 P connecto r fro m
the SR S unit . D o no t disconnec t th e specia l too lfrom th e SR S mai n harnes s 2 P connector .
4 . Chec k resistanc e betwee n terminal s No . 1 an d No . 1 3 o f
th e SR S mai n harnes s 18 P connector .
There shoul d b e approx .
Poo r contac t a t th e SR S mai n harnes s 18 P connector ;
chec k th e connector .
• I f th e connecto r i s OK , substitut e a known-goo d SR S
unit , an d recheck .
• I f th e proble m is stil l present , replac e th e SR S mai nharness .
Open o r increase d resistanc e i n th e SR S mai n harness ;
replac e th e harness .
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Troubleshooting - '9 6 - 9 8 Model s
DTC 1 - 3
CAUTION : Wheneve r th e ignitio n switc h i s 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
not t o 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 reconnect -
ing th e batter y (se e pag e 11-125 ).
Tr y t o reproduc e th e SR S indicato r light :
1 . Eras e th e DT C memor y (se e pag e 24-37 ).
2 . Tur n th e ignitio n switc h O N (II) , an d chec k tha t th e SR S
indicato r ligh t come s o n fo r abou t 6 second s an d the ngoes off .
Intermitten t failure , syste m is O K a t thi s time . Se e Trouble -
shootin q Intermitten t Failure s o n pag e 24-37 .
Chec k fo r a shor t t o anothe r wir e in th e driver' s airba g infla -
tor:1. Tur n th e ignitio n switc h OFF .2. Disconnec t th e batter y negativ e cable , the n disconnec t
th e positiv e cable , an d wai t fo r 3 minutes .
3 . Disconnec t th e driver' s airba g 2 P connecto r fro m th e
cabl e ree l 2 P connector .
CAUTION : D o no t disconnec t th e passenger' s airba g
connector .
4 . Connec t th e specia l too l ( 2 S7 ) t o th e cabl e ree l 2 P connec -
tor.5. Reconnec t th e batter y positive cable, the n reconnec t th e
negativ e cable .
6 . Eras e th e DT C memor y (se e pag e 24-37 ).
7 . Rea d th e DT C (se e pag e 24-35 ).
Shor t i n th e driver' s airba g inflator ; replac e th e driv -
er' s airba g (se e pag e 24-160 ).
Chec k fo r a shor t i n th e cabl e reel :
1 . Disconnec t th e batter y negativ e cable , the n disconnec t
the positiv e cable , an d wai t fo r 3 minutes .2. Disconnec t th e specia l too l fro m th e cabl e ree l 2 P
connector .
3 . Remov e th e dashboar d lowe r cover , an d disconnec t th e
cabl e ree l 2 P connecto r fro m th e SR S mai n harness .
4. Connec t th e specia l too l t o th e SR S mai n harnes s2P connector . (cont'd )
To pag e 24-4 7 07SA
Z-TB4011 A
07TA
Z-SZ5011 A
SR
S MAI N HARNES S
2 P CONNECTO R
CABLEREEL2P CONNECTO R
07TA
Z-SZ5011 A
07SA Z-TB4011 A
CABLE REE L2P CONNECTO R
DRIVER'S AIRBA G2P CONNECTO R
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From pag e 24-4 6
Chec k fo r a shor t i n th e cabl e ree l (cont'd) :
5 . Reconnec t th e batter y positiv e cable , the n reconnec t th e
negativ e cable .
6 . Eras e th e DT C memor y (se e pag e 24-37 ).
7 . Rea d th e DT C (se e pag e 24-35 ).
Shor t i n th e cabl e reel ; replac e th e cabl e ree l (se e
pag e 24-176 ).
Chec k fo r a shor t i n th e SR S mai n harness :
1 . Disconnec t th e batter y negativ e cable , the n disconnec t
th e positiv e cable , an d wai t fo r 3 minutes .
2 . Disconnec t th e fron t passenger' s airba g connector , the n
disconnec t th e driver' s an d fron t passenger' s sea t bel t
tensione r connector s (se e pag e 24-33 ).
3 . Disconnec t th e SR S mai n harnes s 18 P connecto r fro m
the SR S unit . D o no t disconnec t th e specia l too lfrom th e SR S mai n harnes s 2 P connector .
4 . Chec k resistanc e betwee n terminal s No . 1 an d No . 1 3 o f
th e SR S mai n harnes s 18 P connector .
There shoul d b e approx . 2. 0 - 3. 0
Shor t i n th e SR S mai n harness ; replac e th e SR S mai n har -
ness .
Faulty SR S unit ; replac e th e SR S uni t (se e pag e 24-181 ).
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Troubleshooting - '9 6 - 9 8 Model s
DTC 1- 4
CAUTION : Wheneve r th e ignitio n switc h i s 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 t o bum p th e SR S unit ; th e airbag s coul d accidentall y
deplo y an d caus e damag e o r injuries .
NOTE : Th e PC M memor y mus t b e rese t afte r reconnect -
in g th e batter y (se e pag e 11-125 ).
Tr y t o reproduc e th e SR S indicato r light :
1 . Eras e th e DT C memor y (se e pag e 24-37 ).
2 . Tur n th e ignitio n switc h O N (II) , an d chec k tha t th e SR S
indicato r ligh t come s o n fo r abou t 6 second s an d the n
goe s off .
Doe s th e SR S indicato r ligh t sta y on ?
YESNO
Intermitten t failure , syste m is O K a t thi s time . Se e Trouble -
shootin g Intermitten t Failure s o n pag e 24-37 .
Chec k fo r a shor t t o powe r i n th e driver' s airba g inflator :
1. Tur n th e ignitio n switc h OFF .2. Disconnec t th e batter y negativ e cable , the n disconnec t
th e positiv e cable , an d wai t fo r 3 minutes .
3 . Disconnec t th e driver' s airba g 2 P connecto r fro m th e
cabl e ree l 2 P connector .
CAUTION : D o no t disconnec t th e passenger' s airba g
connector .4. Connec t th e SR S servic e connecto r t o th e cabl e ree l
2 P connector .
5 . Reconnec t th e batter y positive cable, the n reconnec t th e
negativ e cable .
6 . Eras e th e DT C memor y (se e pag e 24-37 ).
7 . Rea d th e DT C (se e pag e 24-35 ).
I s DT C 1- 4 indicated ?
YESNO
Shor t t o powe r i n th e driver' s airba g inflator ; replac e
th e driver' s airba g (se e pag e 24-160 ).
Chec k fo r a shor t t o powe r i n th e cabl e reel :
1 . Disconnec t th e batter y negativ e cable , the n disconnec t
th e positiv e cable , an d wai t fo r 3 minutes .
2. Disconnec t th e specia l too l fro m th e cabl e ree l 2 P
connector.
3 . Remov e th e dashboar d lowe r cover , an d disconnec t th e
cabl e ree l 2 P connecto r fro m th e SR S mai n harness .
4. Connec t th e specia l too l t o th e SR S mai n harnes s
2 P connector . (cont'd ) 07SAZ-TB4011
A
07SAZ-TB4011 A
T o pag e 24-4 9
24-48
07TAZ-SZ5011 A07TAZ-SZ5011
A
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From pag e 24-4 8
Chec k fo r a shor t t o powe r i n th e cabl e ree l (cont'd) :
5 . Reconnec t th e batter y positiv e cable , the n reconnec t th e
negativ e cable .
6 . Eras e th e DT C memor y (se e pag e 24-37 ).
7 . Rea d th e DT C (se e pag e 24-35 ).
Shor t t o powe r i n th e cabl e reel ; replac e th e cabl e ree l
(se e pag e 24-176 ).
Chec k fo r a shor t t o powe r i n th e SR S mai n harness :
1 . Disconnec t th e batter y negativ e cable , the n disconnec t
th e positiv e cable , an d wai t fo r 3 minutes .
2 . Disconnec t th e fron t passenger' s airba g connector , the n
disconnec t th e driver' s an d fron t passenger' s sea t bel t
tensione r connector s (se e pag e 24-33 ).
3 . Remov e th e specia l too l ( 2 Q ) fro m th e SR S mai n harnes s
2 P connector .
4 . Disconnec t th e SR S mai n harnes s 18 P connecto r fro m
the SR S unit .5. Reconnec t th e batter y positiv e cable , the n reconnec t th e
negativ e cable .
6 . Connec t a voltmete r betwee n th e No . 1 (+ ) termina l o 1
th e SR S mai n harnes s 18 P connecto r an d bod y ground .
7 . Tur n th e ignitio n switc h O N (II) , an d measur e voltage .
Ther e shoul d b e 0. 5 V or less .
8. Tur n th e ignitio n switc h OFF .9. Connec t a voltmete r betwee n th e No . 1 3 (+ ) termina l o f
th e SR S mai n harnes s 18 P connecto r an d bod y ground .
10 . Tur n th e ignitio n switc h O N (II) , an d measur e voltage .
Ther e shoul d b e 0. 5 V or less . SR
S MAI N HARNES S
18 P CONNECTO R
Faulty SR S unit ; replac e th e SR S uni t (se e pag e 24-181 ).
Ar e voltage s a s specified ?
Shor t t o powe r i n th e SR S mai n harness ; replac e th e SR S
mai n harness .
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Troubleshooting - '9 6 - 9 8 Model s
DTC 1- 5
CAUTION : Wheneve r th e ignitio n switc h i s 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
not t o 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 reconnect -
ing th e batter y (se e pag e 11-125 ).
Tr y t o reproduc e th e SR S indicato r light :
1 . Eras e th e DT C memor y (Se e pag e 24-37 ).
2 . Tur n th e ignitio n switc h O N (II) , an d chec k tha t th e SR S
indicato r ligh t come s o n fo r abou t 6 second s an d the n
goe s off .
Intermitten t failure , syste m is O K a t thi s time . Se e Trouble -
shootin g Intermitten t Failure s o n pag e 24-37 .
Chec k fo r a shor t t o groun d in th e driver' s airba g inflator :
1 . Tur n th e ignitio n switc h OFF .
2 . Disconnec t th e batter y negativ e cable , the n disconnec t
th e positiv e cable , an d wai t fo r 3 minutes .
3 . Disconnec t th e driver' s airba g 2 P connecto r fro m th e
cabl e ree l 2 P connector .
CAUTION : D o no t disconnec t th e passenger' s airba g
connector .4. Connec t th e specia l too l t o th e cabl e ree l 2 P connec -tor.5. Reconnec t th e batter y positiv e cable , the n reconnec t th e
negativ e cable .
6 . Eras e th e DT C memor y (se e pag e 24-37 ).
7 . Rea d th e DT C (se e pag e 24-35 ).
07SAZ-TB4011 A
Shor t t o groun d in th e driver' s airba g inflator ; replac e th e
driver' s airba g (se e pag e 24-160 ).
Chec k fo r a shor t t o groun d in th e cabl e reel :
1 . Disconnec t th e batter y negativ e cable , the n disconnec t
th e positiv e cable , an d wai t fo r 3 minutes .
2. Disconnec t th e specia l too l fro m th e cabl e ree l 2 P
connector .
3. Remov e th e dashboar d lowe r cover , an d disconnec t th ecabl e ree l 2 P connecto r fro m th e SR S mai n harness .4. Connec t th e specia l too l t o th e SR S mai n harnes s
2 P connecto r (cont'd) .
07SAZ-TB4011 A
To pag e 24-5 1 07TAZ-SZ5011
A
07TAZ-SZ5011 A
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