ECU Terminals Connections
4A-GE AE82 Sedan (Chevrolet Nova/Toyota FX-16) USA
provided by Richard White
4A-G Electronic Control Unit (ECU), 8608~8708,Corolla AE82 FX16 GTS US Market, Connector Shown. Toyota P/N (auto) 89661-02021-84; (M/T) 89661-02011-84; 8708~8808 (FED Spec.) 89661-01010-84; 8708~8808 (CA Spec.) 89661-01020-84 V Connector
|
Pin No. |
Symbol |
Color |
Terminal |
|
1 |
NSW |
B-W |
(88f FX16 A/T), Neutral Start Switch |
|
2 |
VF |
R-W |
Check connector |
|
3 |
STA |
B |
Starter switch |
|
4 |
# 10 |
L |
No. 3, 4 injector |
|
5 |
E01 |
BR |
Engine ground (Power) |
|
6 |
S/TH |
G-R |
Vacuum switching valve (VSV) |
|
7 |
E1 |
BR |
Engine ground |
|
8 |
IGT |
B |
Igniter |
|
9 |
# 20 |
Y |
No. 1, 2 injector |
|
10 |
E02 |
BR |
Engine ground (Power) |
U Connector
|
Pin No. |
Symbol |
Color |
Terminal |
|
1 |
NE |
W |
Engine revolution sensor |
|
2 |
THG |
P-G |
(88f FX16), EGR Temp Sensor [For California] |
|
3 |
G+ |
B |
Engine revolution sensor |
|
4 |
G- |
W |
Engine revolution sensor |
|
5 |
IGF |
B-Y |
Igniter |
|
6 |
IDL |
L |
Throttle sensor |
|
7 |
T |
L-W |
Check connector |
|
8 |
WAN |
G-W |
Warning light |
|
9 |
FPU |
G-Y |
(88f FX16), VSV (FPU) |
|
10 |
THW |
W |
Water temp. sensor |
|
11 |
VTA |
R |
Throttle sensor |
|
12 |
VCC |
Y |
Throttle sensor |
|
13 |
OX |
B |
Oxygen sensor |
|
14 |
E2 (E21) |
BR |
Sensor Earth [E2: 88f FX16] |
|
15 |
A/C |
B-W |
A/C Magnet clutch |
|
16 |
|||
|
17 |
HT |
P-B |
Oxygen Sensor Heater (88f Fx16), |
|
18 |
I/UP (VISC) |
B |
Vacuum switching valve [Idle up] |
T Connector
|
Pin No. |
Symbol |
Color |
Terminal |
|
1 |
+B1 |
B-R |
Main relay |
|
2 |
BATT |
R-L |
Battery |
|
3 |
THA |
Y |
Inlet air temp. sensor |
|
4 |
VS |
Y-L |
Air flow meter |
|
5 |
VC |
L-R |
Air flow meter |
|
6 |
L1 |
Y-L |
(88f FX16 A/T), ECT Computer |
|
7 |
L3 |
Y-R |
(88f FX16 A/T), ECT Computer |
|
8 |
+B |
B-R |
Main relay |
|
9 |
- |
- - | |
|
10 |
SPD |
V-W |
Speedometer |
|
11 |
STP |
G-W |
(88f FX16), Stop Light Switch |
|
12 |
E21 |
B-R |
Sensor earth |
|
13 |
L2 |
Y-G |
(88f FX16 A/T), ECT Computer |
|
14 |
ECT |
P |
(88f FX16 A/T), ECT Computer |
Source: Toyota Repair Manual for Corolla FX/FX16 1988. Note: Connector pin layout shows placement of T connector swapped with V connector.
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