Nissan WGC34 Stagea RB25DET Automatic ECU Pinouts

The following diagram and pinout reference should help you work out what does what. Handy if your making a field harness or installing a programmable ECU. I’ve numbered and colour coded the pins in figure 1 for easy matching against the pinout table below.

Figure 1:

WGC34 RB25DET Automtic ECU Pinout reference diagram

Pinout Table

PinWireDescription
101WFuel Injector # 1
102
103W/RFuel Injector # 3
104L/YA/C ?
105W/GFuel Injector # 2
106
107
108LBoost Solenoid
109W/GECU Relay
110YFuel Injector # 5
111OF3-44
112W/PuFuel Injector # 6
113
114W/BFuel Injector # 4
115
116B/RA/T Control Box
117Lg/RVTC Solenoid
118Br/YOxygen Sensor
119
120
121
122
123
124B/RA/T Control Box
1B/RIgnition Signal # 1
2R/WIgnition Signal # 5
3RIgnition Signal # 3
4OECU Relay
5W/BTachometer Signal
6
7R/GIgnition Signal # 6
8R/YIgnition Signal # 2
9R/LIgnition Signal # 4
10
11G/BIAC Valve
12
13B/PFuel Pump Relay? F3-17
14G/Rblack connector
15
16
17Gy/LF3-5
18
19
20GY/RF3-4 Start Signal ?
21PF3-19 A/C Signal
22Y/BF3-2 Neutral Position Switch
23R/LThrottle Position Sensor (ground?)
24W/LInjector Power F3-33
25BGround
26
27
28
29Y/RF3-39 Vehicle Speed Sensor
30R/LF3-12 TPS (Secondary)
31G/OF3-8 TCS Signal
32BGround
33GCooling Fan Relay (black w/ knock)
34
35
36
37L/BTPS
38
39Y/PuPower Steering Oil Pressure Switch
40
41
42
43Br/WGround
44GCAS/ Ground
45GCAS/ Ground
46RCAS
47RBoost Pressure Sensor
48L/BTPS (Ground)?
49B/WIgnition Switch?
50WOxygen Sensor?
51LOxygen Sensor?
52
53RA/T Control Box
54O/LMAFS Signal
55W/LMAFS Ground
56PuEngine Coolant Tempereature Sensor
57G/Yto black connector
58
59
60
61
62WKnock Sensor
63WKnock Sensor
64
65
66
67B/WECU Power
68
69
70
71P/LF3-11
72B/WECU Power
73
74
75Br/YA/T Control Box, F3-1
76YData Link Conn
77
78G/Oto grey connector
79R/BA/T Control Box, cut wire (TPS)
80W/BPower Supply (Back-up)

Links

Acknowledgements

The source for this information came from a spreadsheet I came across a while ago, I have checked the information here to the best of my ability against various sources on the internet. As a result I cannot guarantee that the information above is indisputable. The author of the original spreadsheet is unknown.

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