Nissan Skyline R32 RB26DETT 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:

RB26DETT ECU Pinout reference diagram

Pinout Table

Pin Wire Description
101 W/L Injector # 1 Control Signal
102
103 W/R Injector # 3 Control Signal
104 LG Fuel Pump Terminal Voltage Control Output (FPCM) 1
105 Y Injector # 2 Control Signal
106 G/W Fuel Pump Terminal Voltage Control Output (FPCM) 2
107 B/R Injector Ground
108 B/R Injector Ground
109 B/W Injector Power Supply (Counter Electromotive Reflex Circuit)
110 W/G Injector # 5 Control Signal
111
112 W/B Injector # 6 Control Signal
113
114 W/L Injector # 4 Control Signal
115
116 B/R Injector Ground
1 L/O Ignition Signal # 1
2 L Ignition Signal # 5
3 L/R Ignition Signal # 3
4 L/G AAC Valve
5
6 B Sub Electrical Fan Relay (Engine Temperature Switch)
7 Y/R Tachometer Signal Output
8
9 L/G Air Conditioner Relay (AC Cut Signal)
10 B/Y Ignition Signal System Ground
11 L/W Ignition Signal # 6
12 L/B Ignition Signal # 2
13 L/Y Ignition Signal # 4
14
15
16 O ECU Relay
17 Injection Pulse Signal (Ti Monitor)
18 B/P Fuel Pump Relay
19 SB Power Steering Oil Pressure Switch
20 B/Y Ignition Signal System Ground
21 Y/G Receive (Control Unit Data Reception) RX
22 Y Transmit (Data Sent From Control Unit) TX
23 W/R Detonation Sensor (Cylinders 1-3)
24 W/R Detonation Sensor (Cylinders 4-6)
25 L/Y Wastegate Valve Control Solenoid Valve
26 W/R Air Flow Meter Ground
27 B Air Flow Meter Intake Air Quantity Signal (Rear)
28 Y/G Engine Temperature Sensor Signal
29 Clear Exhaust Gas Sensor Signal (Front)
30 B Sensor Ground (tps, Coolant Temp.)
31 Y/R Clock (Synchronization Signal) CLK
32 O/B Malfunction Indicator Lamp
33
34 W Air Flow Meter Ground
35 O Air Flow Meter Intake Air Quantity Signal (Front)
36 SB Intake Air Temperature Sensor Signal
37 Air Flow Meter
38 W Throttle Sensor Signal Opening Output
39
40
41 G/B Crank Angle Sensor (120 Degree Signal)
42 G/Y Crank Angle Sensor (1 Degree Signal)
43 B/Y Ignition Switch (START Signal)
44 G/O Neutral Position Switch
45 B/R Ignition Switch (IGN)
46 LG/R Air Conditioner Switch Signal
47 Y/PU Check (Diagnosis Activation) CHK
48 Y Throttle Sensor Power Supply
49 B/W ECU Power
50 B ECU Ground
51 G/B Crank Angle Sensor (120 Degree Signal)
52 G/Y Crank Angle Sensor (1 Degree Input)
53 Y/G Vehicle Speed Sensor
54 LG Throttle Valve Switch (Idle Contact Point)
55 Clear Exhaust Gas Sensor Signal (Rear)
56 PU Throttle Sensor Output Signal
57 G/R Throttle Valve Switch Power Supply
58 W/B Battery Power Supply
59 B/W ECU Power
60 B ECU Ground

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.

Leave a Reply

Your e-mail address will not be published. Required fields are marked *