Toyota Celica 1993 AT200 series Repair Manual page 839

B E - 1 0 6
BODY ELECTRICAL SYSTEM - CRUISE CONTROL SYSTEM
A POWER SOURCE CIRCUIT
HlNt While carrying out the following inspection, make certain that the connectors and terminals are
n r ^ n a r l \ / . ^ n n a ^ f o r l
CC ECU
O p e n c i r c ! i t i n w i r e h a r n e s s b e t w e e n t e r m r n a l
' 1 4 o f
C C E C U a n d g r o u n d ,
C r u i s e C o n t r o l
N o
l s E C U - l G F u s e n o r m a l ? R e p l a c e f u s e a n d t u r n i g n i t i o n
s w i t c h O N .
l s f u s e n o r m a l T
Fuse fau lty.
D i s c o n n e c t c o n n e c t o r f r o m C C
E C U a n d i n s p e c t c o n n e c t o . o n
w i r e h a r n e s s s i d e a s f o l l o w s .
Disconnect connectors from CC
E C U .
R e p l a c e f u s e a n d t u r n i g n i t i o n
s w i t c h O N .
l s f u s e n o r m a l T
S h o r t c i r c u i t i n w i r e h a r n e s s o n
v e h i c l e s i d e .
R e o l a c e C C E C U . T h e r e c h e c k s v s t e m .
INSPECT GROUND CONNECTION
l s t h e r e c o n t i n u i t y b e t w e e n t e r m i n a l 1 3 a n d g r o u n d ?
r O p e n c i r c u i t i n w i r e h a r n e s s b e t w e e n t e r m i n a l ' 1 3 o f
C C E C U a n d g r o u n d ,
o G r o u n d f a u l t y
INSPECT POWER SOURCE
T u r n i g n i t i o n s w i t c h O N .
i s t h e r e b a t t e r y v o l t a g e b e t w e e n t e r m i n a l 1 4 a n d
g r o u n d ?
R e D l a c e C C E C U . T h e n r e c h e c k s v s t e m .