Pin |
ECU Pin |
Function |
Pin |
ECU Pin |
Function |
1 (B13) |
Ground |
|
51 (A11) |
DI 1 |
Start Signal |
2 (B12) |
Injector 1 |
Injection |
52 (A10) |
DI 2 |
A/C Request |
3 (B11) |
Injector 2 |
Injection |
53 (A9) |
DI 3 |
Vehicle Speed |
4 (B10) |
Aux 2 |
ISC Open |
54 (A8) |
nc |
|
5 (B9) |
Aux 1 |
ISC Close |
55 (A7) |
nc |
|
6 (B8) |
Injector 6 (Aux) |
Oxy Heater |
56 (A6) |
nc |
|
7 (B7) |
Ignition 2 (Aux) |
Purge 1 |
57 (A5) |
Aux 5 |
CE Light |
8 (B6) |
Ignition 3 (Aux) |
EGR |
58 (A4) |
nc |
|
9 (B5) |
nc |
|
59 (A3) |
nc |
|
10 (B4) |
Trig 1 |
Trig 1 (NE) |
60 (A2) |
nc |
|
11 (B3) |
nc |
|
61 (A1) |
nc (+12V constant) |
|
12 (B2) |
Aux 3 |
Wastegate Solenoid |
62 (A22) |
nc |
|
13 (B1) |
Aux 8 |
Purge 2 or TVIS Solenoid |
63 (A21) |
Aux 6 |
AC Output |
14 (B26) |
Ground |
|
64 (A20) |
nc |
|
15 (B25) |
Injector 3 |
Injection |
65 (A19) |
nc |
|
16 (B24) |
Injector 4 |
Injection |
66 (A18) |
nc |
|
17 (B23) |
Ignition 4 (Aux) |
VISC Solenoid |
67 (A17) |
nc |
|
18 (B22) |
Injector 5 (Aux) |
Intercooler Spray Pump |
68 (A16) |
nc |
|
19 (B21) |
nc |
|
69 (A15) |
nc |
|
20 (B20) |
Ignition 1 |
Ignition |
70 (A14) |
Aux 7 |
Fuel Pump Relay |
21 (B19) |
nc |
|
71 (A13) |
+14V |
ECU Power |
22 (B18) |
Trig 2 |
Trig 2 (G1) |
72 (A12) |
+14V |
ECU Power |
23 (B17) |
Ground (G-) |
|
|
||
24 (B16) |
nc |
|
|||
25 (B15) |
nc |
|
|||
26 (B14) |
Ground(Signal) |
|
|||
|
|||||
31 (C8) |
nc |
|
Expansion 1 |
Ground (Signal) |
|
32 (C7) |
nc |
|
Expansion 2 |
+5V Out |
|
33 (C6) |
An Volt 1 |
Oxy Signal |
Expansion 3 |
DI 5 |
|
34 (C5) |
An Volt 4 |
MAP - MR2 (Factory Sensor) |
Expansion 4 |
DI 6 |
|
35 (C4) |
An Temp 1 |
ECT |
Expansion 5 |
DI 4 |
|
36 (C3) |
An Temp 2 |
IAT (Some models, ambient temp) |
Expansion 6 |
An Volt 7 |
|
37 (C2) |
An Volt 3 |
MAP - Celica (Factory Sensor) |
Expansion 7 |
An Volt 5 |
|
38 (C1) |
+5V Out |
|
Expansion 8 |
An Volt 6 |
|
39 (C16) |
Aux 4 |
Fuel Pump Speed |
Expansion 9 |
Ignition 5 (Aux) |
|
40 (C15) |
nc |
|
Expansion 10 |
Ignition 6 (Aux) |
|
41 (C14) |
nc |
|
Expansion 11 |
Ignition 7 (Aux) |
|
42 (C13) |
Knock 1 |
Knock |
Expansion 12 |
Ignition 8 (Aux) |
|
43 (C12) |
nc |
|
Expansion 13 |
DI 9 |
|
44 (C11) |
An Volt 2 |
TPS Signal |
Expansion 14 |
DI 10 |
|
45 (C10) |
An Temp 3 |
IAT (Some Models) |
Expansion 15 |
An Volt 8 |
|
46 (C9) |
Ground (Signal) |
|
Expansion 16 |
An Volt 9 |
|
Note: On the mr2 AC request is actually just from, the AC clutch, not the push button.
Note: Injector Drives 7 and 8 aren't exposed and don't have the hardware required to drive Injectors.