1996 ACURA RL KA9 sensor

Troubleshooting - '9 9 - 0 1 Model s
DTC 1- 4
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 uni t o r th e sid e impac t sensor ; th e
airbag s coul d accidentall y deplo y an d caus e damag e o r
injuries .
Try t o reproduc e th e SR S indicato r light :
1 . Eras e th e DT C memor y (se e pag e 24-87 ).
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 seconds , an d the n
goe s off .
Intermitten t failure , syste m is O K a t thi s time . Se eTroubleshootin g Intermitten t Failure s o n pag e 24-87 .
Chec k fo r a shor t t o powe r i n th e driver' s airba g inflator :
1 . Disconnec t th e negativ e batter y cable , an d wai t fo r 3
minutes .2. Disconnec t th e driver' s airba g 2 P connecto r fro m th e
cabl e ree l 2 P connecto r (se e pag e 24-94 ).
3 . Connec t th e specia l too l t o th e cabl e ree l 2 P connec -
to r (se e pag e 24-94 ).
4 . Reconnec t th e negativ e batter y cable .
5 . Eras e th e DT C memor y (se e pag e 24-87 ).
6 . Rea d th e DT C (se e pag e 24-84 ).
I s DT C 1- 4 indicated ?
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 SR S mai n harnes s 2 P connecto r fro m th e
cabl e ree l 2 P connecto r (se e pag e 24-94 ).
2 . Connec t th e specia l too l t o th e SR S mai n harnes s
2 P connecto r (se e pag e 24-94 ).
3 . Eras e th e DT C memor y (se e pag e 24-87 ).
4 . Rea d th e DT C (se e pag e 24-84 ).
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 negativ e batter y cable , an d wai t fo r 3
minutes .
2 . Disconnec t th e fron t passenger' s airba g connecto r (se e
pag e 24-95 ).
3 . Disconnec t th e SR S mai n harnes s 18 P connecto r fro m th e
SR S uni t (se e pag e 24-92 ).
4 . Disconnec t th e specia l too l fro m th e SR S mai n har -
nes s 2 P connecto r (se e pag e 24-94 ).
5 . Reconnec t th e negativ e batter y cable .
6. Tur n th e ignitio n switc h O N (II) .7. Chec k fo r voltag e betwee n th e No . 9 termina l o f th e SR S
mai n harnes s 18 P connecto r an d bod y ground , an d
betwee n th e No . 1 8 termina l o f th e SR S mai n harnes s 18 P
connecto r an d bod y ground . Ther e shoul d b e 0. 5 V or less .
Fault y SR S unit ; replac e th e SR S uni t (se e pag e 24-181 ).
Shor t t o powe r i n th e SR S mai n harness ; replac e th e SR S mai n
harness .
ProCarManuals.com

DTC 1- 5
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 uni t o r th e sid e impac t sensor ; th e
airbag s coul d accidentall y deplo y an d caus e damag e o r
injuries .
Try t o reproduc e th e SR S indicato r light :
1 . Eras e th e DT C memor y (se e pag e 24-87 ).
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 seconds , an d the n
goe s off .
Intermitten t failure , syste m is O K a t thi s time . Se e
Troubleshootin g Intermitten t Failure s o n pag e 24-87 .
Chec k fo r a shor t t o groun d in th e driver' s airba g inflator :
1 . Disconnec t th e negativ e batter y cable , an d wai t fo r 3
minutes .2. Disconnec t th e driver' s airba g 2 P connecto r fro m th ecabl e ree l 2 P connecto r (se e pag e 24-94 ).3 . Connec t th e specia l too l t o th e cabl e ree l connecto r
(se e pag e 24-94 ).
4 . Reconnec t th e negativ e batter y cable .
5 . Eras e th e DT C memor y (se e pag e 24-87 ).
6 . Rea d th e DT C (se e pag e 24-84 ).
I s DT C 1- 5 indicated ?
Shor t t o groun d 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 groun d in th e cabl e reel :
1 . Disconnec t th e SR S mai n harnes s 2 P connecto r fro m th e
cabl e ree l 2 P connecto r (se e pag e 24-94 ).
2 . Connec t th e specia l too l t o th e SR S mai n harnes s
2 P connecto r (se e pag e 24-94 ).
3 . Eras e th e DT C memor y (se e pag e 24-87 ).
4 . Rea d th e DT C (se e pag e 24-84 ).
Shor t t o groun d 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 groun d in th e SR S mai n harness :
1 . Disconnec t th e negativ e batter y cable , an d wai t fo r 3
minutes .2. Disconnec t th e fron t passenger' s airba g connecto r (se epage 24-95 ).3 . Disconnec t th e SR S mai n harnes s 18 P connecto r fro m th e
SR S uni t (se e pag e 24-92 ).
4 . Disconnec t th e specia l too l fro m th e SR S mai n
harnes s 2 P connecto r (se e pag e 24-94 ).
5 . Chec k resistanc e betwee n th e No . 9 termina l o f th e SR S
mai n harnes s 18 P connecto r an d bod y ground , an d
betwee n th e No . 1 8 termina l o f th e SR S mai n harnes s 18 P
connecto r an d bod y ground . Ther e shoul d b e 1 Ml ) o r
more .
Faulty SR S unit ; replac e th e SR S uni t (se e pag e 24-181 ).
Shor t t o groun d i n th e SR S mai n harness ; replac e th e SR S
mai n harness .
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DTC 2- 1 an d DT C 2- 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
to bum p th e SR S uni t o r th e sid e impac t sensor ; th e
airbag s coul d accidentall y deplo y an d caus e damag e o r
injuries .
Troubleshootin g - '9 9 - 0 1 Model s
Try t o reproduc e th e SR S indicato r light :
1 . Eras e th e DT C memor y (se e pag e 24-87 ).
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 seconds , an d the n
goe s off .
Intermitten t failure , syste m is O K a t thi s time . Se e
Troubleshootin g Intermitten t Failure s o n pag e 24-87 . Chec
k fo r a n ope n o r increase d resistanc e in th e SR S mai n
harness :1. Disconnec t th e negativ e batter y cable , an d wai t fo r 3minutes .2. Disconnec t th e driver' s airba g 2 P connecto r (se e pag e 24-94 ).3. Disconnec t th e SR S mai n harnes s 18 P connecto r fro m th e
SR S uni t (se e pag e 24-92 ). D o no t disconnec t th e specia l
too l ( 2 ) fro m th e SR S mai n harnes s 4 P connector .
4 . Chec k resistanc e betwee n th e No . 8 an d No . 1 7 terminal s
an d betwee n th e No . 7 an d No . 1 6 terminal s o f th e SR S
main harnes s 18 P connector . Ther e shoul d b e 2. 0 - 3. 0
Chec k fo r a n ope n o r increase d resistanc e in th e fron t pas -
senger' s airba g inflator :
1 . Disconnec t th e negativ e batter y cable , an d wai t fo r 3
minutes .
2 . Disconnec t th e SR S mai n harnes s 4 P connecto r fro m th e
fron t passenger' s airba g 4 P connecto r (se e pag e 24-95 ).
3 . Connec t th e specia l too l t o th e SR S mai n harnes s
4 P connecto r (se e pag e 24-95 ).
4 . Reconnec t th e negativ e batter y cable .
5 . Eras e th e DT C memor y (se e pag e 24-87 ).
6 . Rea d th e DT C (se e pag e 24-84 ).
Ope n o r increase d resistanc e i n th e fron t passenger' sairbag inflator ; replac e th e fron t passenger' s airba g (se e
pag e 24-160 ). Fault
y SR S uni t o r poo r contac t a t th e SR S mai n harnes s
18 P connecto r an d th e SR S unit ; chec k th e connectio n
betwee n th e SR S mai n harnes s 18 P connecto r an d th e SR S
unit . I f th e connecto r i s OK , replac e th e SR S uni t (se e pag e24-181 ).
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DTC 2- 3
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 uni t o r th e sid e impac t sensor ; th e
airbag s coul d accidentall y deplo y an d caus e damag e o r
injuries .
Try to reproduc e th e SR S indicato r light :1. Eras e th e DT C memor y (se e pag e 24-87 ).2 . Tur n th e ignitio n switc h O N (II) , an d chec k tha t th e SR Sindicato r ligh t come s o n fo r abou t 6 seconds , an d the n
goe s off . Chec
k fo r a shor t t o anothe r wir e in th e SR S mai n harness :
1 . Disconnec t th e negativ e batter y cable , an d wai t fo r 3
minutes .2. Disconnec t th e driver' s airba g 2 P connecto r (se e pag e 24-94 ).3 . Disconnec t th e specia l too l fro m th e SR S mai n har -
nes s 4 P connecto r (se e pag e 24-95 ).
4 . Disconnec t th e SR S mai n harnes s 18 P connecto r fro m th e
SR S uni t (se e pag e 24-92 ).
5 . Chec k resistanc e betwee n th e No . 8 an d No . 1 7 terminal s
an d betwee n th e No . 7 an d No . 1 6 terminal s o f th e SR S
main harnes s 18 P connector . Ther e shoul d b e 1 o r
more .
Chec k fo r a shor t t o anothe r wir e i n th e fron t passenger' s
airba g inflator :
1 . Disconnec t th e negativ e batter y cable , an d wai t fo r 3
minutes .2. Disconnec t th e SR S mai n harnes s 4 P connecto r fro m th e
fron t passenger' s airba g 4 P connecto r (se e pag e 24-95 ).
3 . Connec t th e specia l too l t o th e SR S mai n harnes s
4 P connecto r (se e pag e 24-95 ).
4 . Reconnec t th e negativ e batter y cable .
5 . Eras e th e DT C memor y (se e pag e 24-87 ).
6 . Rea d th e DT C (se e pag e 24-84 ).
Intermitten t failure , syste m is O K a t thi s time . Se eTroubleshootin g Intermitten t Failure s o n pag e 24-87 .
Shor t t o anothe r wir e i n th e fron t passenger' s airba g infla -
tor ; replac e th e fron t passenger' s airba g (se e pag e 24-160 ). Fault
y SR S unit ; replac e th e SR S uni t (se e pag e 24-181 ).
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Troubleshooting - '9 9 - 0 1 Model s
DTC 2- 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
not t o bum p th e SR S uni t o r th e sid e impac t sensor ; th e
airbag s coul d accidentall y deplo y an d caus e damag e o r
injuries .
Try t o reproduc e th e SR S indicato r light :
1 . Eras e th e DT C memor y (se e pag e 24-87 ).
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 . 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 negativ e batter y cable , an d wai t fo r 3
minutes .
2 . Disconnec t th e driver' s airba g 2 P connecto r (se e pag e24-94 ).3 . Disconnec t th e SR S mai n harnes s 18 P connecto r fro m
th e SR S uni t (se e pag e 24-92 ).
4 . Disconnec t th e specia l too l fro m th e SR S mai n har -
nes s 4 P connecto r (se e pag e 24-95 ).
5 . Reconnec t th e negativ e batter y cable .
6 . Tur n th e ignitio n switc h O N (II) .
7 . Chec k fo r voltag e betwee n th e No . 8 termina l o f th e SR S
mai n harnes s 18 P connecto r an d bod y ground , an d
betwee n th e No . 1 7 terminal s o f th e SR S mai n harnes s 18 P
connecto r an d bod y ground . Ther e shoul d b e 0. 5 V or less .
8 . Chec k fo r voltag e betwee n th e No . 7 termina l o f th e SR S
mai n harnes s 18 P connecto r an d bod y ground , an d
betwee n th e No . 1 6 terminal s o f th e SR S mai n harnes s
18 P connecto r an d bod y ground . Ther e shoul d b e 0. 5 V
o r less .
Intermitten
t failure , syste m is O K a t thi s time . Se e
Troubleshootin g Intermitten t Failure s o n pag e 24-87 .
Chec k fo r a shor t t o powe r i n th e fron t passenger' s airba g
inflator :
1 . Disconnec t th e negativ e batter y cable , an d wai t fo r 3
minutes .
2 . Disconnec t th e SR S mai n harnes s 4 P connecto r fro m th e
fron t passenger' s airba g 4 P connecto r (se e pag e 24-95 ).
3 . Connec t th e specia l too l t o th e SR S mai n harnes s
4 P connecto r (se e pag e 24-95 ).
4 . Reconnec t th e negativ e batter y cable .
5 . Eras e th e DT C memor y (se e pag e 24-87 ).
6 . Rea d th e DT C (se e pag e 24-84 ).
Shor t t o powe r i n th e fron t passenger' s airba g inflator ;
replac e th e fron t passenger' s airba g (se e pag e 24-160 ). Fault
y SR S unit ; replac e th e SR S uni t (se e pag e 24-181 ).
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DTC 2- 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
no t t o bum p th e SR S uni t o r th e sid e impac t sensor ; th e
airbag s coul d accidentall y deplo y an d caus e damag e o r
injuries .
Try t o reproduc e th e SR S indicato r light :
1 . Eras e th e DT C memor y (se e pag e 24-87 ).
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 seconds , an d the ngoes off .
Intermitten t failure , syste m is O K a t thi s time . Se e
Troubleshootin g Intermitten t Failure s o n pag e 24-87 . Chec
k fo r a shor t t o groun d in th e SR S mai n harness :
1 . Disconnec t th e negativ e batter y cable , an d wai t fo r 3
minutes .2. Disconnec t th e driver' s airba g 2 P connecto r (se e pag e24-94 ).3 . Disconnec t th e SR S mai n harnes s 18 P connecto r fro m th eSR S uni t (se e pag e 24-92 ).4 . Disconnec t th e specia l too l fro m th e SR S mai n har -
nes s 4 P connecto r (se e pag e 24-95 ).
5 . Chec k resistanc e betwee n th e No . 8 termina l o f th e SR S
mai n harnes s 18 P connecto r an d bod y ground , an d
betwee n th e No . 1 7 termina l o f th e SR S mai n harnes s
18P connecto r an d bod y ground . Ther e shoul d b e 1
o r more .
6 . Chec k resistanc e betwee n th e No . 7 termina l o f th e SR S
mai n harnes s 18 P connecto r an d bod y ground , an d
betwee n th e No . 1 6 termina l o f th e SR S mai n harnes s
18P connecto r an d bod y ground . Ther e shoul d b e 1or more .Check fo r a shor t t o groun d in th e fron t passenger' s airba ginflator :1. Disconnec t th e negativ e batter y cable , an d wai t fo r 3
minutes .
2 . Disconnec t th e SR S mai n harnes s 4 P connecto r fro m th e
fron t passenger' s airba g 4 P connecto r (se e pag e 24-95 ).
3 . Connec t th e specia l too l t o th e SR S mai n harnes s
4 P connecto r (se e pag e 24-95 ).
4 . Reconnec t th e negativ e batter y cable .
5 . Eras e th e DT C memor y (se e pag e 24-87 ).
6 . Rea d th e DT C (se e pag e 24-84 ).
Shor t t o groun d in th e fron t passenger' s airba g inflator ;
replac e th e fron t passenger' s airba g (se e pag e 24-160 ). Fault
y SR S unit ; replac e th e SR S uni t (se e pag e 24-181 ).
ProCarManuals.com

Troubleshooting - '9 9 - 0 1 Model s
DTC 3- 1 an d 3- 2
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 uni t o r th e sid e impac t sensor ; th e
airbag s coul d accidentall y deplo y an d caus e damag e o r
injuries .
Try to reproduc e th e SR S indicato r light :1. Eras e th e DT C memor y (se e pag e 24-87 ).2 . Tur n th e ignitio n switc h O N (II) , an d chec k tha t th e SR Sindicato r ligh t come s o n fo r abou t 6 seconds , an d the ngoes off .
Intermitten t failure , syste m is O K a t thi s time . Se eTroubleshootin g Intermitten t Failure s o n pag e 24-87 . Chec
k fo r a n ope n o r increase d resistanc e i n th e SR S floo r
harness :1. Disconnec t th e negativ e batter y cable , an d wai t fo r 3minutes .2. Disconnec t th e driver' s an d fron t passenger' s sid e airba g
connectors , the n disconnec t th e fron t passenger' s airba g
connecto r (se e pag e 24-95 , 24-96 ).
3 . Disconnec t th e SR S floo r harnes s 18 P connecto r fro m th e
SR S uni t (se e pag e 24-92 ). D o no t disconnec t th e specia l
tool fro m th e SR S floo r harnes s 2 P connector .4. Chec k resistanc e betwee n th e No . 4 an d No . 5 terminal s
o f th e SR S floo r harnes s 18 P connector . Ther e shoul d b e
2.0-3. 0
Check fo r a n ope n o r increase d resistanc e i n th e driver' sseat bel t tensioner :1. Disconnec t th e negativ e batter y cable , an d wai t fo r 3minutes .2. Disconnec t th e lef t sid e wir e harnes s 2 P connecto r fro m th e
driver' s sea t bel t tensione r 2 P connecto r (se e pag e 24-95 ).
3 . Connec t th e specia l too l t o th e lef t sid e wir e harnes s
2 P connecto r (se e pag e 24-95 ).
4 . Reconnec t th e negativ e batter y cable .
5 . Eras e th e DT C memor y (se e pag e 24-87 ).
6 . Rea d th e DT C (se e pag e 24-84 ).
Ope n o r increase d resistanc e i n th e driver' s sea t bel t ten -
sioner ; replac e th e driver' s sea t bel t (se e pag e 24-165 ).
Chec k fo r a n ope n o r increase d resistanc e i n th e lef t sid e
wir e harness :
1 . Disconnec t th e negativ e batter y cable , an d wai t fo r 3
minutes .2. Disconnec t th e SR S floo r harnes s 2 P connecto r fro m th e lef t
sid e wir e harnes s 2 P connecto r (se e pag e 24-96 ).
3 . Connec t th e specia l too l t o th e SR S floo r harnes s 2 P
connecto r (se e pag e 24-96 ).
4 . Reconnec t th e negativ e batter y cable .
5 . Eras e th e DT C memor y (se e pag e 24-87 ).
6 . Rea d th e DT C (se e pag e 24-84 ). Fault
y SR S uni t o r poo r contac t a t th e SR S floo r harnes s
18 P connecto r an d th e SR S unit , chec k th e connectio n
betwee n th e SR S floo r harnes s 18 P connecto r an d th e
SRS unit .• I f th e connecto r i s OK , replac e th e SR S uni t (se e pag e
24-181 ).
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DTC 3- 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 uni t o r th e sid e impac t sensor ; th e
airbag s coul d accidentall y deplo y an d caus e damag e o r
injuries .
Try t o reproduc e th e SR S indicato r light :
1 . Eras e th e DT C memor y (se e pag e 24-87 ).
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 seconds , an d the ngoes off . Chec
k fo r a shor t t o anothe r wir e in th e SR S floo r harness :
1 . Disconnec t th e negativ e batter y cable , an d wai t fo r 3
minutes .2. Disconnec t th e driver' s an d fron t passenger' s sid e airba gconnectors , the n disconnec t th e fron t passenger' s airba gconnecto r (se e pag e 24-95 , 24-96 ).3 . Disconnec t th e SR S floo r harnes s 18 P connecto r fro mthe SR S uni t (se e pag e 24-92 ).4 . Disconnec t th e specia l too l fro m th e SR S floo r har -ness 2 P connecto r (se e pag e 24-96 ).
5 . Chec k resistanc e betwee n th e No . 4 an d No . 5 terminal s
o f th e SR S floo r harnes s 18 P connector . Ther e shoul d b e
1 o r more .
Intermitten t failure , syste m is O K a t thi s time . Se eTroubleshootin g Intermitten t Failure s o n pag e 24-87 .
Chec k fo r a shor t t o anothe r wir e i n th e driver' s sea t bel t
tensioner :
1 . Disconnec t th e negativ e batter y cable , an d wai t fo r 3
minutes .2. Disconnec t th e lef t sid e wir e harnes s 2 P connecto r fro m th e
driver' s sea t bel t tensione r 2 P connecto r (se e pag e 24-95 ).
3 . Connec t th e specia l too l t o th e lef t sid e wir e harnes s
2 P connecto r (se e pag e 24-95 ).
4 . Reconnec t th e negativ e batter y cable .5. Eras e th e DT C memor y (se e pag e 24-87 ).
6 . Rea d th e DT C (se e pag e 24-84 ).
Shor t t o anothe r wir e i n th e driver' s sea t bel t tensioner ;
replac e th e driver' s sea t bel t (se e pag e 24-165 ). Fault
y SR S unit ; replac e th e SR S uni t (se e pag e 24-181 ).
Chec k fo r a shor t t o anothe r wir e i n th e lef t sid e wir e har -
ness :1. Disconnec t th e negativ e batter y cable , an d wai t fo r 3
minutes .
2 . Disconnec t th e SR S floo r harnes s 2 P connecto r fro m th e lef t
sid e wir e harnes s 2 P connecto r (se e pag e 24-96 ).
3 . Connec t th e specia l too l t o th e SR S floo r harnes s 2 P
connecto r (se e pag e 24-96 ).
4 . Reconnec t th e negativ e batter y cable .
5 . Eras e th e DT C memor y (se e pag e 24-87 ).
6 . Rea d th e DT C (se e pag e 24-84 ).
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