Evo VIII ECU Pinouts
1 #1 Injector
2 #3 Injector
3 Fuel Pressure solenoid
4 Idle Speed Control Motor Coil A1
5 Idle Speed Control Motor Coil B1
6 EGR Solenoid
7
8 A/C
9 Evap Emissions Purge Solenoid
10 Ignition Power Transistor (A- to coil for 1&4 cyl)
11 Wastegate solenoid
12 12V switched power supply
13 Chassis ground
14 #2 Injector
15 #4 Injector
16
17 Idle Speed Control Motor Coil A2
18 Idle Speed Control Motor Coil B2
19 MAS sensor reset signal
20
21 Cooling Fan Motor Relay (PWM Output)
22 Fuel pump relay
23 Ignition power transistor (B - to coil for 2&3 cyl)
24 A/C
25 12V switched power supply
26 Chassis ground

31 A/C
32 A/C
33 Generator G terminal
34
35 FMIC sprayer
36 CEL
37 Power Steering pressure switch (input)
38 MFI Relay
39 Fuel Pump Relay (increase pressure for higher loads)
40 Sensor Ground (IAT, Cam and Crank Angle Sensors)
41 Generator FR terminal
42
43 Clutch Position Switch (Input)
44 FMIC sprayer
45 A/C Switch
46 Fuel level (input)

51 Immobilizer ECU
52
53
54 O2 sensor heater (rear)
55 Evap vent solenoid valve
56
57 FMIC sprayer
58 Tach signal (output)
59
60 O2 sensor heater (front)
61 Fuel Tank Differential Pressure Sensor
62 Data Link Connector

71 Starter (signal)
72 IAT sensor (signal)
73 Manifold differential presssure sensor
74 Sub fuel level sensor
75 O2 sensor (rear)
76 O2 sensor (front)
77 Fuel temperature sensor
78 Knock sensor
79 Data link connector
80 Backup power (12V constant)
81 5V Sensor Power Supply (TPS, MDP, Baro, Fuel Tank Press Sensor)
82 Ignition
83 Coolant temp sensor (signal)
84 TPS sensor (signal)
85 Barometric pressure sensor (signal)
86 Vehicle speed sensor (signal)
87
88 Cam position sensor (signal)
89 Crank position sensor (signal)
90 MAS sensor (signal)
91 FMIC sprayer
92 Sensor Ground (O2 Sensors, Coolant Temp, TPS, MDP, Fuel Tank Press Sensor)