Toyota 4A-F, Руководство по ремонту

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EFI SYSTEM
-
DiagnoSis System
DIAGNOSTIC CODES (TCCS ECU w/o Air Flow Meter)
N
u
m b
e
r
o
f
CHECK ENGINE
blink.
,
OFF
-
2
J
JUJuUiJLJUIJL
-
•
JlJIILLJ11JULJU
,
IJlJlJUULJJlJlJLlJI
,
-
,
WUlIUULJUUUUI
,
,
-
'0
JUlJUUUUUJlJLJUI
"
JlJlJlJlJIILIJlJlJULJI
Sy
..
t.m
NOnTIal
V
e
c
uu
m
sensor signal
Ignilion
signal
Wlltllf t
&
mp.
sensor sigl'l81
RPM sign�1
T
hr o
u
le
posilion
sensor signat
Inrak" lIir
lemp. sen so.
signal
Vehicle speed
sensor signnl
Starter signal
Sw,tch
signal
,
,
,
Di8gooli.
This
appeal'S wh.n non" 01
the
other
codes
12
Ihru
1 1 )
Open
or
shon circuit i
n
�acuum ,ensor ,ignal .
No \lignal
from igniter
lOur times
in succession
..
-_ . . - .
Open
0<
s h
O r
t
c"cu,t in
watM t"mp. unoor
signal.
•
No
NE. G
signal to
E
CU
within
..
twerel secO<lds
after engine is cranked,
• NO
NE signal
10 ECU
when
th"
engine speed is 8b
o
v
e
Open or short circuit
in
IhrOll1e position
sensor signal.
Oplln
o
r
short creuir
in intake eir
temp. ,,,n50r ,ignal.
•
Engine rpm is between
2,000 - 5,500 rpm.
• Water
lemp. is
80·C
1176"f) o. mo.e.
•
ManifoLd pt"ssur"
;
" B
certain �alue
or more
and
v"hicle speed
continues
al
0
km/h 10. HCood5
or mo,e.
No STA signal
10
ECU
when
vehicle stopped and ertgine
over
600
rpm.
A" cond,tloner sw,tch ON.
idle switch O
F
F 0' S
h
if
t
po
s
i tion in 0 range
during
diagnosis check.
,
,
•
,
Troubl
• ••••
-
1 .
Vacuum SenSOr circuit
2 .
Vacuum SenSOr
3. ECU
1 .
Ignilion c
u
c
u
,
1
1+6. IGF, IGT)
2.
I g n i ter
3. ECU
.
.
--
-
.
1.
W
a
t
e
r
temp .
sensa<
c
i r
c
ui t
2.
Wat"r temp. o"nso<
J <CU
1.
Distributor CirCuit
2 Distributor
3.
Igniter
4.
S
t a
r
l
e
r ,ignal circuit
5. ECU
1 .
Throttle
position
$IInso. Circuit
2, Throttle pos�ion sensor
3.
ECU
I.
Intake air lemp. 5"n.:lOr
circuit
2. ECU
,
Vehi
c
l
e s pee
d
s
e n s
or
circuit
2.
Vehicl" speed senSOr
3.
ECU
1 .
Starter
relav cn:\Iit \AWl
2.
10 $wilCh circuit
($tarte.)
3. IG switch
4. EeU
1 .
Air con. switch
2.
Throttle poiilion sensor
Circuit
J
Throttle posit>011 sensor
Ne�l.al $111,1 Switch
FI-25
'
"
...
.
-
FI_44
FI·37
fl·46
FI·37
FI·35
FI-45
-
fI·39
-