EVO-4 ecu pinout

[p055um5]

Evo 4

Pin Connector 59 /C121
1. No.1 injector
2. No.3 injector
3. Fuel pressure control valve
4. Idle Speed Control (ISC) Motor Coil (A1)
5. ISC Motor Coil (B1)
6. Secondary air control solenoid valve
7.
8. Fuel pump relay 1
9.
10. Ignition Power Transistor (for cyl 1&4)
11. Turbo Wastegate Solenoid
12. 12V Switched Power Supply
13. Chassis Ground
14. No.2 injector
15. No.4 injector
16.
17. ISC Motor Coil (A2)
18. ISC Motor Coil (B2)
19. Volume Air Flow Sensor Reset Signal
20. Radiator fan motor relay (HI) Condensor Fan Hi
21. Radiator fan motor relay (Lo)
22. A/C compressor relay
23. Ignition Power Transistor (for cyl 2&3)
24.
25. 12V Switched Power Supply
26. Chassis Ground

Pin Connector 60/C119
31.
32.
33. Alternator G terminal
34.
35.
36. Check Engine Light (Service Engine Soon)
37. Power Steering Pressure Switch (Input)
38. Engine control relay
39.Fuel pump relay No.2 (Additional pressure for higher loads)
40. Exhaust temperature warning lamp
41. Alternator FR terminal
42.
43.
44.
45. A/C pressure switch



Pin Connector 61/C117
51.
52.
53.
54.
55.
56. Diagnostic OBDII Pin 1
57.
58. Tachometer signal
59.
60.
61.
62. Diagnostic OBDII Pin 7 - K Line

Pin Connector 62/ C115
71. Starter Signal
72. Intake Air Temp Sensor Signal
73.
74. High temperature sensor
75.
76. O2 Sensor (front)
77. High temp sensor Ground
78. Knock Sensor
79.
80. Backup Power Supply (12v Constant Power)
81. 5V Sensor Power Supply
(TPS, MDP, Baro, Fuel Tank Press Sensor)
82. Ignition switch-IG
83. Engine coolant temperature sensor
84. Throttle Position Sensor Signal
85. Barometric Pressure Sensor Signal
86. Vehicle Speed Sensor Signal
87. Idle position switch
88. Camshaft Position Sensor Signal
89. Crankshaft Position Sensor Signal
90. Volume Air Flow Sensor Signal
91. Body earth
92. Ground for sensors