Toyota 3S-GE Repair Manual page 209

ENGINE - EFI SYSTEM EG4 95
® oVC—E2
® No voltage between ECU terminals VC and E2.
Egu \/C I (IG sw om
I_:E_':;'II.II:_: I
Voltmeter T W' '
.
_rn\
~\
Checkthatthere is voltage between ECU terminal +B and bodyground.
(IG SW ON)
I oi< IINO
Check throttle position sensor. Refetr to +8 _ E1 tmubIe
@ (See page EG253) section (No.1).
Ohmmeter ®
(See page EG-192)
I BAD I OK
'i
- . I Check wiring between ECU and th
Throttle Position Sensor ©+ o Repa" 0' "9PIaC9- - -
I
vc
ro
position sensor.
I 0i< BAD
Try another ECU. I Repair or replace.
I '|'
P007 55
ttle
IIII VTA "I'D
IDL = - "
E2
FI47 57
@ 0 VTA - E2
ECU
No specified voltage at ECU terminals VTA and E2.
I" - - i I -' ® (IG sw ON)
T \\V/ D -I I
Voltmeter
\ ' I -
VTA' E2
_ _ I ® Check that there is voltage between ECU terminals VC and E2.
@+ -' (IG sw ON)
NO OK
Refer to VC — E2
trouble section.
®
P007 54
OK
ECU VC I
I. DOD I -Ir T I
® Check throttle position sensor. BAD Re air or re lace
g (See page EG-253) p p I
;::::...::::I:I:I:I:::::: -I::::I:I:::::Ij, OK
Voltmeter ' 1/ W' 5 F ' I I
E2 W Check wiring between ECU and BAD R _
I ._ epair or replace.
g throttle position sensor.
g .lI
- I OK
Ohmmeter ®
Throttle Position Sensor
ll
VTA
P00755
+
COCO
-
Try another ECU.
I/C _
. —
|DL__I_._
'E
IT1 N)
u
7;"
FM757
V0541?!
?'§:Y.4