Toyota 3F-E - Page 100

There is no voltage between ECU terminals IGT and El.
(Idling)
D
Check that there is voltage between ECU terminal IGT and
body ground. (Idling)
NO OK
O
Check wiring between ECU
BAD
Repair or
terminal El and body ground.
replace.
OK
Try another ECU.
Check fusible link and ignition
BAD
switch.
Repair or replace.
OK
BAD
Check distributor. (See page IG-7)
Repair or replace.
OK
Check wiring between ECU and
BAD
battery.
Repair or replace.
OK
BAD
Check i
niter (See a e IG7)
Repair or replace
g
P 9
-
•
I
•—i
EFI SYSTEM — Troubleshooting with Volt/Ohmmeter
FI-41
No.
Terminals
Trouble
Condition
STD Voltage
9
IGT — El
No voltage Idling
0.7 — 1.0 V
ECU
Ignition Switch
AM2
IG2
To
Tachometer
Fusible
5G
. 0
Link
Igniter w/
Ignition Coil
T
IGF
Battery _
IGT
._L
E1
F12438
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