engine ACURA RL KA9 1996 Service Repair Manual

Relay an d Contro l Uni t Location s
Engine Compartmen t
TCS FAIL-SAF E RELA Y('96-99 models )
• FRON T SEA T HEATE R
RELA Y ('9 8 model )
• ACCESSOR Y POWE R
SOCKE T RELA Y
('9 9-0 1 models )
UNDER-HOO D RELA Y
BOX C
RADIATO R FA NRELA Y
VSA MODULATO R UNI T('00 - 01 models )
• POWE R WINDO W
MASTE R SWITC H
RELAY('96-9 7 models )• TAILLIGH T RELA Y
('9 9-0 1 models )WINDSHIEL
D WIPE R
MOTO R RELA Y
- AB S REA R FAIL-SAF E
RELAY('96-9 7 models )• HOR N RELA Y
('9 8-0 1 models )
FRON T FO G LIGH T
RELA Y
• AB S FRON T FAIL-SAF E
RELA Y ('96-9 7 models )
• AB S FAIL-SAF E RELA Y
('98-99 models )
GAUGE RELA Y
A/ T REVERS ERELAY
REAR WINDO W
DEFOGGE R RELA Y
WINDSHIEL D WIPE R
INTERMITTEN TRELAYRADIATO R FA N
MAI N RELA Y CONDENSE
R FA NRELA YA/C COMPRESSO R
CLUTC H RELA Y
•
LO W BEA M CU T RELA Y
(Canada : '9 6 - 9 8 models )
• SECURIT Y HOR N RELA Y
(USA: '99-0 1 models )
• LO W BEA M CU T RELA Y
(Canada : '0 0-0 1 models )
UNDER-HOO D RELA Y
BOX A
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Description
The vehicl e is equippe d wit h a n immobilize r syste m tha t wil l disabl e th e vehicl e unles s th e prope r ignitio n ke y i s used .
Thi s syste m consist s o f a transponde r locate d in th e ignitio n key , a receiver , a contro l unit , a n indicato r light , an d th e PCM .
Th e vehicl e ha s tw o kind s o f keys .
• Th e maste r ke y i s for :
ignitio n switch .
door locks .
trunk lock .
• Th e vale t ke y i s for :
ignitio n switch .
door locks .
• Th e learnin g ke y i s fo r rewritin g th e immobilize r sys -
tem.
NOTE : Thi s ke y canno t star t th e engine ; d o no t us e it
excep t fo r rewritin g th e system . I f someon e trie s t o
star t th e engin e wit h th e learnin g key , al l maste r an d
vale t key s mus t b e relearned .
Whe n th e ke y i s inserte d i n th e ignitio n an d turne d t o th e (II ) position , th e immobilize r contro l uni t send s powe r t o th e
transponde r throug h th e receiver .
Th e transponde r the n send s a code d signa l bac k throug h th e receive r t o th e contro l unit .
Th e contro l uni t i n tur n signal s th e PCM , a s wel l a s th e starte r cu t relay .
IMMOBILIZE R RECEIVE R
IGNITION KEY(Ha s built-i n transponder ) •
FUE L SUPPL Y
SYSTE M
• STARTIN G
SYSTEM
PCM
BLAC K
GRAY
RED
(cont'd )
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Problems an d Replacemen t Part s
Proble m
Master o r vale t ke y ha s bee n los t o r additiona l maste r o r vale t ke y is required .
Al l maste r an d vale t key s hav e bee n lost .
Learnin g ke y ha s bee n lost .
Immobilize r receive r doe s network .
Immobilize r contro l uni t doe s no t work .
PC M doe s no t work .
Ignitio n switc h doe s no t work .
Doo r ke y cylinde r ha s bee n broken . Part
s se t
PGM-Teste r
required?
YES
YES
YE S
NO
YE S
YE S
YES
NO (YES )
A
A x 2 , an d B
B
C
B
E
D
F (G )
Part s Set :
A: Vale t ke y
B : Immobilize r contro l uni t
Maste r ke y
Learnin g ke y
C : Immobilize r receive r
D : Ignitio n switc h wit h immobilize r receive r
Immobilize r contro l uni t
Maste r ke y
Learnin g ke yE: PC M
F: Doo r ke y cylinde r
Maste r key s fo r door s ope n o r locke d
G : Ignitio n switc h wit h immobilize r receive r
Immobilize r contro l uni t
Maste r ke y
Learnin g ke y
Doo r ke y cylinder s
Trun k ke y cylinde r
NOTE:
• Th e immobilize r syste m ca n stor e u p to fiv e ke y codes .
• I f i t i s necessar y t o rewrit e th e immobilize r contro l uni t t o lear n a ne w key , th e deale r need s th e customer' s vehicle , al l
it s maste r key s an d vale t keys , it s learnin g key , an d th e Hond a PG M Teste r equippe d wit h a n immobilize r progra m
card . An y ke y tha t i s no t learne d durin g rewritin g wil l n o longe r star t th e engine .
• I f th e custome r ha s los t hi s key , an d canno t star t th e engine , contac t Acur a Custome r Relation s o r Roadsid e Assistance .
Before Testing :
• Du e t o th e actio n o f th e immobilize r system , th e engin e take s slightl y mor e tim e t o star t tha n engine s o f vehicl e
withou t a n immobilize r system .
• Whe n th e syste m is normal , an d th e prope r ke y i s inserted , th e indicato r ligh t come s o n fo r 2 seconds , the n i t wil l g o
off .
• I f th e indicato r start s t o blin k afte r 2 seconds , o r i f th e engin e doe s no t start , repea t th e startin g procedure .
If th e engin e stil l doe s no t start , perfor m th e immobilize r contro l uni t inpu t tes t an d transponde r an d immobilize r
receive r test .
• I f al l th e inpu t test s an d transponde r an d immobilize r receive r tes t prov e OK , chec k th e PC M (se e sectio n 11 ).
I f th e PC M is OK , th e immobilize r contro l uni t mus t b e faulty ; replac e th e immobilize r contro l unit , maste r ke y an d
learnin g ke y together , an d the n rewrit e th e PC M wit h th e Hond a PG M Tester .
If th e PC M is faulty , substitut e a known-goo d PCM , an d recheck . However , sinc e th e known-goo d PC M ha s a
differen t cod e store d int o it , i t mus t b e rewritte n wit h th e Hond a PG M Tester . Otherwise , th e engin e wil l no t start .
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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

Erasing th e DT C Memor y
To eras e th e DTC(s ) fro m th e SR S unit , us e a Hond a
PG M Teste r (se e th e Hond a PG M Teste r SR S vehicl e
Syste m Supplement ) o r th e followin g procedure .
1 . Mak e sur e th e ignitio n switc h is OFF .
2 . Connec t th e SC S servic e connecto r t o th e ME S con -
necto r (2P) . D o no t us e a jumpe r wire .
Troubleshootin g Intermitten t
Failures
If ther e wa s a malfunction , bu t i t doesn' t recur , i t wil l b e
store d i n th e memor y a s a n intermitten t failure , an d th e
SR S indicato r ligh t come s on .
Afte r checkin g th e DTC , troubleshoo t a s follows :
1 . Rea d th e DT C (se e "Readin g th e DTC") .
2 . Eras e th e DT C memor y (se e "Erasin g th e DT C
Memory") .
3. Wit h th e shif t leve r i n neutral , tur n th e ignitio n switc h
ON (II) , an d le t th e engine idle.
4 . Th e SR S indicato r ligh t come s o n fo r abou t 6 sec -
ond s an d goe s off .
SCS SERVIC E CONNECTO R07PAZ-001010 0
3. Tur n th e ignitio n switc h O N (II) .
4 . Th e SR S indicato r ligh t come s o n fo r abou t 6 second s
an d goe s off . Remov e th e SC S servic e connecto r
fro m th e ME S connecto r (2P ) withi n 4 second s afte r
th e SR S indicato r ligh t wen t off .
5 . Th e SR S indicato r ligh t come s o n again . Reconnec t
th e SC S servic e connecto r t o th e ME S connecto r
(2P ) withi n th e 4 second s afte r th e SR S indicato r
ligh t come s on .
6 . Th e SR S indicato r ligh t goe s off . Remov e th e SC S
servic e connecto r fro m th e ME S connecto r (2P )
withi n 4 seconds .
7 . Th e SR S indicato r ligh t indicate s tha t th e memor y i s
erase d b y blinkin g tw o times .
8. Tur n th e ignitio n switc h OFF , an d wai t fo r 1 0 sec -
onds . 5
. Shak e th e wir e harnes s an d th e connector , tak e a tes t
driv e (quic k acceleration , quic k braking , cornering) ,
an d tur n th e steerin g whee l full y lef t an d right , an d
hol d i t ther e fo r 5 to 1 0 second s t o fin d th e caus e o f
th e intermitten t failure .
If th e proble m recurs , th e SR S indicato r ligh t wil l
stay on .
6 . I f yo u can' t duplicat e th e intermitten t failure , th e sys -
te m is O K a t thi s time .
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Troubleshooting - '9 9 - 0 1 Model s
Initializin g th e OPD S (Occupan t Positio n Detectio n System ) Uni t
Whe n th e seat-bac k cove r o r seat-bac k cushio n o r (and ) OPD S uni t ar e replace d wit h ne w one , initializ e th e OPD S uni t
link s wit h th e OPD S senso r b y followin g th e procedur e below .
'0 0 - 0 1 Models : I f you r PG M Teste r i s equippe d wit h softwar e versio n S N 12 0 o r later , disregar d th e procedur e below ,
and initializ e th e OPD S uni t b y followin g th e prompt s in th e SR S men u o f th e PG M Tester .
NOTE:
• Mak e sur e th e fron t passenger' s sea t i s dry , se t th e seat-bac k i n th e norma l position , an d mak e sur e ther e i s nothin g
settin g o n th e fron t passenger' s seat .
• '0 0 - 0 1 Models ; Star t th e engine , an d tur n o n th e ai r conditionin g syste m fo r 3 0 minute s t o dr y an y moistur e fro m th e
fron t passenger' s sea t befor e followin g th e procedur e below .
1 . Mak e sur e th e ignitio n switc h i s OFF .
2 . Connec t th e SC S servic e connecto r t o th e servic e chec k connecto r (2P) . D o no t us e a jumpe r wire .
3 . Connec t anothe r SC S servic e connecto r t o th e ME S connecto r (2P) . D o no t us e a jumpe r wire .
SCS SERVIC E CONNECTO R07PAZ-001010 0
4. Tur n th e ignitio n switc h O N (II) .
5. Th e SR S indicato r ligh t come s o n fo r abou t 6 second s an d goe s off . Remov e th e SC S servic e connecto r fro m th e ME S
connecto r withi n 4 second s afte r th e SR S indicato r ligh t wen t off .
6 . Th e SR S indicato r ligh t come s o n again . Reconnec t th e SC S servic e connecto r t o th e ME S connecto r withi n th e 4 sec -
ond s afte r th e SR S indicato r ligh t come s on .
7 . Th e SR S indicato r ligh t goe s off . Remov e th e SC S servic e connecto r fro m th e ME S connecto r withi n 4 seconds .
8. Th e SR S indicato r ligh t indicate s tha t th e OPD S uni t i s initialize d b y blinkin g 2 times , the n stay s on .
If th e ligh t doesn' t blin k 2 time s an d stay s on , repea t thi s procedur e beginnin g wit h ste p 1 .
9 . Tur n th e ignitio n switc h OFF , an d wai t fo r 1 0 seconds . Disconnec t th e SC S servic e connecto r fro m th e servic e chec k
connecto r (2P) .
Tur n th e ignitio n switc h O N (II ) agai n afte r th e procedure . Th e SR S indicato r ligh t come s o n fo r abou t 6 second s an d goe s
off , an d the n i f th e SR S indicato r ligh t doesn' t com e o n agai n afte r 3 0 seconds , th e initializatio n o f th e OPD S uni t i s com -
plet e an d th e syste m is OK .
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Left side wire harness 14P connector, main wire harness

14P connector, dashboard wire harness 16P connector,

left side wire harness 16P connector, main wire harness

20P connector and left engine compartment wire harness

20P connector.
Dashboard wire harness 30P connector and dashboard

wire harness 22P connector:

Dashboard wire harness 8P connector, main wire har-

ness 8P connector and SRS main harness 8P connector.

Left side wire harness 2P connector and SRS floor har-

ness 2P connector.ProCarManuals.com