1996 ACURA RL KA9 Service Repair Manual

Cyclic Dia g
I n thi s test , chec k th e followin g item s repeatedly :
• Navigatio n uni t chec k (Nav i ECU )
• Monito r chec k (excep t switc h test )
T o exi t thi s test , pres s th e CANCE L ke y
In-Lin e Dia g
I n thi s test , yo u can chec k followin g item :
• Syste m link s
• Ca r statu s
• Ya w rat e
Syste m Link s
• Durin g diagnosis , al l o f th e communicatio n line s connectin g th e compo -
nent s 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 i s 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 .
• 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 .
Tire-Calibrat e
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Picture Diagnosi s
'00 - 0 1 Model s (cont'd )
Monitor 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 . Touc
h th e ite m yo u wan t t o check , an d
the chec k starts .
Test Patter n
Al l 3 2 color s includin g blac k mus t b e indi -
cate d (includin g th e bac k groun d color) .
Black Raste r
The entir e displa y mus t b e show n i n
black .
Color Chang e
This scree n i s fo r th e manufacture' s us e
only .
Switc h Chec k
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 .
Whit
e Raste r
Th e entir e displa y mus t b e show n i n
white .
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Unit Chec k
Touch th e ite m yo u wan t t o check , an d th e chec k starts .
NOTE : D o no t us e "Forc e Download" . Thi s comman d is fo r th e manufacturer' s
use only .
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 .
Thi s 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 .
Thi s scree n show s th e conditio n o f th e GP S receptio n an d th e vehicl e position .
GP
S Informatio n
Dis
p (Displa y Unit )
Syste m Histor y
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'00 - 0 1 Model s (cont'd )
Car Statu s
Use 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 -
ble 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 )
OFF 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 )
OFF whe n parkin g light s o r headlight s ar e of f
ON whe n parkin g light s o r headlight s ar e o n
Whe n an y ite m is NG , replac e th e navigatio n unit .
Thi s scree n is fo r manufacture' s us e only .
Nav
i EC U (Navigatio n Unit )
Backu p Clea r
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Yaw Rate

"SENSOR" indicates the voltage output from the yaw rate sensor. It should

indicate 1.500 to 3.500 V with the vehicle stopped.

NOTE: Do not try to tune the yaw rate sensor unless instructed to by

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