Mod Details
PremiumNo Difficulty Mod ID918 Creditevilution For Linkhttps://www.evilution.co.uk/mod/roadster-ecu-pin-out.htm Copy to ClipboardThe ECU is located on the side of the airbox, this can be seen to the left as you look into the engine bay. This is the unit that stores the remap that you may have put on.It is worth noting that the engine map (remap) is stored on a rewritable chip, even if the battery is disconnected, you will not lose the remap.
Roadster ECU
Pin Number | Wire Colour | Connection |
1 | Blue | Transmission motor |
2 | N/C | N/C |
3 | Green | Transmission motor |
4 | Yellow | Clutch motor |
5 | Yellow | Clutch motor |
6 | Yellow | Cylinder 3 coil |
7 | N/C | N/C |
8 | Yellow | Crankshaft RPM sensor |
9 | Yellow | Crankshaft RPM sensor |
10 | Black | Knock sensor |
11 | Red | Transmission RPM sensor |
12 | N/C | N/C |
13 | Yellow | Oil pressure switch |
14 | Yellow | Transmission motor |
15 | Yellow | Transmission motor |
16 | Yellow | Coolant temperature sensor |
17 | Yellow | Air intake temperature sensor |
18 | Yellow | O2 sensor, upstream |
19 | Yellow | Gear position sensor |
20 | Yellow | Throttle valve actuator |
21 | N/C | N/C |
22 | N/C | N/C |
23 | Yellow | Clutch motor |
24 | Yellow | Clutch motor |
25 | Green | Cylinder 3 coil |
26 | N/C | N/C |
27 | N/C | N/C |
28 | N/C | N/C |
29 | N/C | N/C |
30 | White | Transmission RPM sensor |
31 | Black | Screening cable |
32 | White | Knock sensor |
33 | Green | Transmission motor |
34 | N/C | N/C |
35 | N/C | N/C |
36 | Green | O2 sensor, downstream |
37 | Green | Throttle valve actuator |
38 | Green | Throttle valve actuator |
39 | Green | Intake manifold pressure sensor |
40 | N/C | N/C |
41 | N/C | N/C |
42 | N/C | N/C |
43 | Green | Clutch motor |
44 | White | Cylinder 2 coil |
45 | White | Cylinder 2 coil |
46 | N/C | N/C |
47 | White | Alternator |
48 | White | EGR valve |
49 | N/C | N/C |
50 | N/C | N/C |
51 | White | Transmission motor |
52 | White | Coolant temperature sensor |
53 | White | Air intake temperature sensor |
54 | White | O2 sensor, downstream |
55 | White | O2 sensor, upstream |
56 | White | Throttle valve actuator |
57 | White | Intake manifold pressure sensor |
58 | N/C | N/C |
59 | N/C | N/C |
60 | White | Gear position sensor |
61 | N/C | N/C |
62 | N/C | N/C |
63 | Blue | Cylinder 1 coil |
64 | Blue | Cylinder 1 coil |
65 | N/C | N/C |
66 | Blue | O2 sensor, downstream |
67 | Blue | O2 sensor, upstream |
68 | Blue | Wastegate valve |
69 | N/C | N/C |
70 | Blue | Injector 3 |
71 | Red | Injector 2 |
72 | Blue | Injector 1 |
73 | Blue | Throttle valve actuator |
74 | Blue | Throttle valve actuator |
75 | Blue | Clutch motor |
76 | Blue | Intake manifold pressure sensor |
77 | N/C | N/C |
78 | N/C | N/C |
79 | Blue | Gear position sensor |
80 | N/C | N/C |
81 | N/C | N/C |
82 | Brown/Red | Steering assist, CAN high |
83 | White/Black | Steering assist, CAN low |
84 | Grey/Blue | Gear selector pin 5 |
85 | White/Grey | Gear selector pin 3 |
86 | N/C | N/C |
87 | Blue/Grey | Gear selector pin 8 |
88 | Brown/Green | SAM unit connection 2 pin 1 |
89 | Pink | Charcoal filter shut off |
90 | Blue/White | Accelerator pin 2 |
91 | Violet | Accelerator pin 1 |
92 | Violet/Blue | Stop lamp switch pin 1 |
93 | Blue/Green | Gear selector pin 9 |
94 | Yellow/White | Fuel level sensor |
95 | Blue/Red | Gear selector pin 4 |
96 | Brown | Gear selector pin 10 |
97 | Black/Pink | SAM unit connection 5 pin 11 |
98 | Green | Accelerator pin 4 |
99 | Black | Accelerator pin 5 |
100 | Yellow | Accelerator pin 6 |
101 | Grey | Fuel level sensor |
102 | Grey/Yellow | OBD pin 3 |
103 | Grey/Green | SAM unit connection 3 pin 2 |
104 | N/C | N/C |
105 | N/C | N/C |
106 | Red | Evap temperature sensor pin 2 |
107 | Brown/Yellow | Evap temperature sensor pin 1 |
108 | N/C | N/C |
109 | Yellow/Blue | Accelerator pin 3 |
110 | White | OBD pin 7 |
111 | Blue | SAM unit connection 2 pin 7 |
112 | N/C | N/C |
113 | N/C | N/C |
114 | Red/White | SAM unit connection 3 pin 12 |
115 | Pink/Blue | ECU pin 117 |
116 | Brown | Earth |
117 | Black/White | SAM unit connection 4 pin 2 |
118 | Brown | Earth |
119 | Black/Yellow | SAM unit connection 5 pin 12 |
120 | Brown | Earth |
121 | Brown | Earth |
Connectors And Pin Number Layout
Wiring Connector 1 Face
ECU Connector 1 Pins
Wiring Connector 2 Face
ECU Connector 2 Pins
Credits
Thanks to Shaggy for pointing out my mistake. I had fixed it before but a site backup reverted it back to the wrong diagram once again.