ACURA RL KA9 1996 Service Repair Manual

Terminal Arrangement

'00 - 01 Models (cont'd)

DISPLAY UNIT CONNECTOR (20P)

Wire side of female terminals

DISPLAY UNIT CONNECTORProCarManuals.com

Troubleshooting Precaution s
General Operatio n
Refer t o th e Acur a Navigatio n Syste m Owner' s Manua l fo r th e navigatio n syste m operatin g procedures .
Anti-thef t Featur e
Th e navigatio n syste m ha s a code d thef t protectio n circuit . B e sur e t o ge t th e customer' s four-digi t securit y cod e numbe r
before ;
• disconnectin g th e batter y
• disconnectin g th e navigatio n uni t connecto r
• removin g th e BACK-UP/RADI O (7. 5 A ) fus e fro m th e under-hoo d fuse/rela y bo x
Afte r service , reconnec t powe r t o th e navigatio n unit , an d tur n th e ignitio n switc h O N (II) . Ente r th e 4-digi t securit y code ,
then selec t "Done" . Whe n replacin g th e navigatio n unit , b e sur e to giv e th e custome r th e ne w anti-thef t securit y code .
Sympto m Diagnosi s
Certain circumstance s an d syste m limitation s wil l produc e occasiona l vehicl e positionin g errors . Som e customer s ma y
thin k thi s indicate s a proble m wit h th e navigatio n syste m when , i n fact , th e syste m is normal . Kee p th e followin g item s i n
min d whe n interviewin g customer s abou t navigatio n syste m symptoms .
Self-lnertia l Navigatio n Limitation s
Th e limitation s o f th e self-inertia l portio n o f th e navigatio n syste m (th e ya w rat e senso r an d th e vehicl e spee d sensor ) can
caus e som e discrepancie s betwee n th e actua l vehicl e positio n an d th e indicate d vehicl e position . I f ther e i s a larg e dis -
crepancy , an d th e syste m is receivin g GP S signals , th e syste m wil l adjus t th e indicate d vehicl e positio n to th e GP S vehicl e
position . However , i f GP S signal s canno t b e received , yo u mus t tun e th e vehicl e positio n manually .
Th e followin g circumstance s ma y caus e vehicl e positionin g error s unti l th e syste m ca n adjus t t o th e GPS .
• Movin g th e vehicl e wit h th e engin e stopped , suc h a s b y ferr y o r to w truck , o r i f th e vehicl e is spu n o n a tur n table .
• Tir e slippage , change s i n tir e rollin g diameters , an d som e drivin g situation s ma y caus e discrepancie s i n trave l dis -
tances . Example s o f thi s include :
— Continuou s tir e slippag e o n a slipper y surface .
— Drivin g wit h sno w chain s mounted .
— Abnorma l tir e pressures .
— Differen t diamete r tires .
— Frequen t lane s change s acros s a wid e highway .
— Continuou s drivin g o n a straigh t o r gentl y curvin g highway .
• Tolerance s i n th e syste m an d ma p accurac y sometime s limi t ho w precisel y th e vehicl e positio n is indicated .
Example s o f thi s include :
— Drivin g o n road s no t show n o n th e ma p (ma p matchin g is no t possible) .
— Drivin g o n a roa d tha t wind s in on e direction , suc h a s a loo p bridge , a n interchange , o r a spira l parkin g garage .
— Drivin g o n a roa d wit h a serie s o f shar p hair-pi n turns .
— Drivin g o n on e o f tw o clos e paralle l roads .
— Afte r makin g man y 9 0 degre e turns .
ProCarManuals.com

Troubleshooting Precaution s (cont'd )
Global Positionin g Syste m (GPS ) Limitation s
Th e GP S canno t detec t th e vehicl e positio n in thes e instances :
Fo r th e firs t 5 to 1 0 minute s afte r reconnectin g th e battery .
Whe n th e satellit e signal s ar e blocke d b y tal l building , mountains , tunnels , larg e trees , o r larg e trucks .
Whe n th e GP S antenn a is blocke d b y somethin g o n th e packag e shelf .
Whe n ther e i s n o satellit e signa l output . (Signa l outpu t i s sometime s stoppe d fo r satellit e servicing. )
Whe n th e satellit e signal s ar e blocke d b y th e operatio n o f som e electroni c aftermarke t accessories .
Th e precisio n o f th e GP S is reduce d in thes e instances :
• Whe n onl y tw o satellit e signal s ca n b e received . (Thre e satellit e signal s ar e require d fo r accurat e positioning. )
• Whe n th e satellit e contro l cente r purposel y lower s th e signa l precision .
LC D Displa y Uni t Limitation s
• I n col d temperatures , th e displa y ma y sta y dar k fo r th e firs t 2 o r 3 minute s unti l i t warm s up .
• Whe n th e displa y i s to o ho t becaus e o f direc t summe r sunlight , i t wil l remai n dar k unti l th e temperatur e drops .
• Whe n th e humidit y i s hig h an d th e interio r temperatur e i s low , th e displa y ma y appea r cloudy . Th e displa y wil l clea r
afte r som e use .
• Fingerprint s o n th e touc h pane l ma y sometime s b e noticeabl e becaus e o f th e panel' s low-reflectio n coating . Whe n
cleanin g th e panel , wip e i t gentl y wit h a sof t cloth . T o avoi d scratchin g th e panel , d o no t ru b to o hard .
• Th e touc h pane l i s a n infrare d system , s o ther e is n o nee d t o pres s hard . I f a touc h switc h doe s no t functio n immediately ,
shif t you r finge r slightl y o n th e switch , an d touc h i t again .
Sympto m Duplicatio n
• Whe n th e sympto m ca n b e duplicated , follo w th e self-diagnosti c procedure s (pictur e diagnosi s mode ) an d th e appro -
priat e troubleshootin g procedures .
• Whe n th e sympto m doe s no t reappea r o r onl y reappear s intermittently , as k th e custome r abou t th e condition s whe n
th e sympto m occurred .
— Tr y t o establis h i f outsid e interferenc e ma y hav e bee n th e cause .
— Tr y t o duplicat e th e sympto m unde r th e sam e condition s th e custome r wa s experiencing .
— Vibration , temperatur e extremes , an d moistur e (dew , humidity ) ma y b e factor s tha t ar e difficul t t o duplicate .
Service Precaution s
• Befor e disconnectin g th e battery , mak e sur e yo u hav e th e anti-thef t code s fo r th e radi o an d th e navigatio n system , an d
writ e dow n th e frequencie s fo r th e radio' s prese t buttons .
• Afte r servicing , par k th e vehicl e i n a n are a wher e th e GP S satellit e signal s wil l b e unobstructed , an d chec k th e satellit e
mar k o n th e display .
• Whe n th e batter y i s disconnected , th e cloc k i s rese t t o "0:00. " Th e cloc k wil l rese t t o th e correc t tim e afte r th e syste m
receive s th e GP S satellit e signals .
• Afte r reconnectin g th e battery , yo u hav e t o wai t t o ge t a n initia l signa l fro m a satellite . Thi s take s abou t 1 0 minutes .
ProCarManuals.com

Troubleshooting Guid e
NOTE : Circle s in th e tabl e indicat e whic h part s to inspect .
'96 - 9 9 models :
'0 0 - 0 1 models :
23-398
23-400
23-40 1
23-402
23-403
23-40 4
23-406
23-40 7
23-40 8
23-409
ProCarManuals.com

Troubleshooting Guid e
NOTE : Circle s in th e tabl e indicat e whic h part s to inspect .
'96 - 9 9 models :
'0 0 - 0 1 models :
23-398
23-400
23-40 1
23-402
23-403
23-40 4
23-406
23-40 7
23-40 8
23-409
ProCarManuals.com

Picture Diagnosi s
'97 - 9 9 Model s
Start-up procedur e
1 . Tur n th e ignitio n switc h t o AC C (I) , an d the n pres s th e MEN U ke y o n th e dis -
play . Th e mai n men u scree n appears .
2. Pres s an d hol d th e key s in thi s order : CAN -
CE L key , an d kee p them pushe d simultaneousl y fo r 5 seconds . Th e displa y
change s to th e diagnosi s men u screen . SYSTE
M LINK S
To pag e 23-38 7
MONITO R CHEC KTo pag e 23-38 8
UNIT CHEC KTo pag e 23-38 9
TIRE-CALIBRAT ETo pag e 23-38 7
T o pag e 23-39 1
YAW RAT E
DIAGNOSI S MEN U SCREE N
Touch th e ite m yo u wan t t o check , an d
th e chec k starts .
T o retur n t o th e previou s screen , touc h
the "RETURN " switc h o n th e diagnosi s
screen.
ProCarManuals.com

SYSTEM LINK S
• Durin g diagnosis , al l o f th e communicatio n line s connectin g th e compo -
nents ar e show n in yellow .
• I f th e syste m is OK , al l o f th e communicatio n line s connectin g th e compo -
nent s wil l chang e t o green , th e scree n wil l indicat e "OK" , an d a ton e wil l
sound .
• I f ther e is a proble m in th e system , th e fault y communicatio n lin e wil l
chang e to red , th e scree n wil l indicat e "NG" , an d a ton e wil l sound .
• Th e indicatio n o n th e scree n wil l no t chang e unti l th e ignitio n switc h i s
cycled . Afte r repairin g th e system , tur n th e ignitio n switc h OF F t o rese t
th e system , the n retur n t o th e Diagnosi s Men u screen , an d ru n Syste m
Link s again .
TIRE-CALIBRAT E
• Th e "AUT O TUNING " i s factory-se t t o "ON" , an d i t shoul d remai n on . I f
yo u fin d it ha s bee n turne d OFF , tur n it bac k ON .
• Th e "TIRE-CA L TUNING " ca n b e used , bu t i t i s no t recommended . Th e
AUT O TUNIN G functio n keep s th e syste m in bette r tune .
• Whe n you touc h "TIR E CHANGE, " the displa y will chang e to th e TIR E
SIZE screen . Thi s scree n is rarel y use d becaus e onl y th e standar d tir e siz e
is listed .
• I f th e tire-ca l facto r ha s bee n reset , touchin g th e tir e siz e wil l retur n th e tunin g
valu e to th e standar d value .
TIRE SIZ E
ProCarManuals.com

Touch th e ite m yo u wan t t o check , an d
th e chec k starts .
Pictur e Diagnosi s
'97 - 9 9 Model s (cont'd )
MONITO R CHEC K
RGB COLO R
The thre e primar y color s o f red , gree n an d
blu e mus t b e shown .
TEST PATTER N
All 3 2 color s includin g blac k mus t b e indi -
cate d (includin g th e bac k groun d color) .
BLAC K RASTE R
The entir e displa y mus t b e show n i n
black .
Each switc h mus t b e show n o n th e dis -
pla y an d eac h switc h mus t revers e an d
sound , whe n touched .
SWITCH CHEC K
WHITE RASTE R
The entir e displa y mus t b e show n i n
white .
ProCarManuals.com

UNIT CHEC K
Touch th e ite m yo u wan t t o check , an d th e chec k starts .
Whe n th e connectio n is N G
Chec k fo r a n ope n o r shor t i n th e communicatio n line . I f th e lin e i s OK ,
replac e th e displa y unit .
Whe n th e RO M or RA M is N G
Replac e th e displa y unit .
DIS
P (DISPLA Y UNIT )
RADI O (AUDI O UNIT )
When th e connectio n is N G
Chec k fo r a n ope n o r shor t i n th e communicatio n line . I f th e lin e i s OK ,
replac e th e audi o unit .
Whe n th e RO M or RA M is N G
Replac e th e audi o unit .
NAV I EC U (NAVIGATIO N UNIT )
When a n ite m othe r tha n GP S is N G
Replac e th e navigatio n unit .
Whe n GP S is N G
Replac e th e navigatio n unit .
Whe n GP S is N G (ANT )
Chec k th e GP S antenn a fo r prope r connection . I f th e connectio n i s OK ,
replac e th e GP S antenna .
ProCarManuals.com

Picture Diagnosi s
'97 - 99 Models (cont'd)
SYSTEM HISTOR Y
This scree n is fo r th e manufacturer' s us e only .
NOTE : D o no t touc h th e CL R switch .
Touchin g th e CL R switc h wil l clea r th e syste m history .
Us e th e ca r statu s scree n to chec k eac h signal .
I f th e indicatio n doe s no t matc h th e actua l vehicl e status , chec k th e applica -
bl e signa l line .
• VS P (vehicl e spee d puls e indication )
OF F whe n vehicl e is no t movin g
ON whe n vehicl e is movin g
• BAC K (revers e indication )
OF F whe n shif t leve r i s in an y positio n othe r tha n revers e
ON whe n shif t leve r i s in revers e
• CH G (chargin g indication )
ON whe n engin e is runnin g an d alternato r i s chargin g
OFF whe n engin e is of f o r alternato r i s no t chargin g
• IL L (illuminatio n indication )
OF F whe n parkin g light s o r headlight s ar e of f
O N whe n parkin g light s o r headlight s ar e o n
CA R STATU S
ProCarManuals.com