Daihatsu F300 Service Manual page 1398

EFISYSTEM
Inspection of diagnosis system circuit
Ignition switch
~
-T'
I
ACC Gauge fuse
?
@
AM
Check engine lamp
IG2
sr~
Back up fuse
!
IEFI fuse No. 1
@
,.---
@
15A
+
I '---- @
Main relay
Check connector
ECU
~ I
I
1;1
General terminal
c
®
~
=
it
c
1
I
®
~
~
I
p+
I
(j)
.,
"'
EFI fuse No. 2
L
@
"'
0:
~
10A
~~
Terminal@
~
'
-~
(For terminal numbers, refer to page EF-33.)
"'
~~
If the SST (09842-87204-000) has not been installed yet, install the SST, referring to the section under
"Preparation of Trouble-shootingn at page EF-32.
1st
step
Check that check engine lamp goes on when ignition
YES
System is normal.
switch is turned ON.
NO
Check ECU.
(See page
Check that check engine lamp goes on when Check that there is
OK
EF-70.)
terminal @ of check terminal is shorted with ground
cootinuity between ECU
terminal, using following SST.
YES terminal
@ and body
SST: 09991-87702-000 ground, between ECU
NO
terminal
CD.
and body
ground and between
check connector terminal
0
and ECU terminal @.
JBAD
Repair or replace
I
Check bulb, fuse and wiring between ECU and
I
ignition switch.
BAD
Repair or repla(;:e.
I
EF-30
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•
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