กล่อง4ปลั๊กใช่ไหมครับ ดูตามลิ้งนี้ครับ EJ20G
http://forums.nasioc.com/forums/showthread.php?t=921315 
EJ20G
Input
16 Power Steering Switch
19 Idle switch
20 Knock sensor signal
21 Knock sensor body ground
22 Cam Sensor body ground
23 Cam sensor signal
30 Accelerator switch
31 Starter switch
32 Air conditioner switch
34 Crank angle sensor switch
33 Crank Angle sensor body ground
37 Throttle sensor signal
36 Throttle sensor ?? Voltage ground
38 Throttle sensor body ground
39 Ignition SW+
40 Car speed sensor
41 Neutral SW
45 Airflow sensor body ground
46 Airflow sensor signal
47 Airflow sensor power
55 Airflow sensor body ground
48 Water temp sensor
49 O2 sensor signal
57 O2 sensor body ground
50 Exhaust temp sensor
51 pressure sensor signal
52 pressure sensor power
53 pressure-type ground
7:34
output
1 ignition #1
2 ignition #2
3 ignition #3
4 ignition #4
113 ignition-type ground
7 Radiator fan relay 2
8 ? solenoid
9 Fuel pump relay
10 Air conditioner relay
12 Atmosphere Absolute pressure switch solenoid
13 Check engine lamp
15 radiator fan relay 1
25 engine rotation signal
111 ISC valve open
112 ISC valve close
101 injector #1
102 injector #2
103 injector #3
104 injector #4
134 exhaust noise warning lamp
105 injector-type body ground
106 injector-type body ground
121 ? body ground
122 ? body ground
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