Not confident with automotive wiring? Have a professional harness builder or tuner do it, or check your work before first power-up. A wiring mistake can damage the ECU, the engine or the car, or start a fire.
100%
Stock ECU being replaced
MS3PROEVO-A-4 Injector out I
MS3PROEVO-A-3 Injector out J
MS3PROEVO-B-1 Injector out A
GND
OEM-A
Stock ECU being replaced
11Injectors 2 & 6 (No.20)
12Injectors 1 & 4 (No.10)
25Injectors 3 & 5 (No.30)
26Power ground (E01/E02)
MS3PROEVO-A-11 CLT in
MS3PROEVO-A-25 O2 in
0V sensor
MS3PROEVO-A-9 TPS in
OEM-B
Stock ECU being replaced
4Coolant temp (THW)
6Primary O2 sensor (OX1)
9Sensor ground (E1)
11Throttle position sensor (VTA)
MS3PROEVO-B-28 Digital frequency in 1 (unconditioned)
MS3PROEVO-A-10 MAT in
MS3PROEVO-A-14 PWM / Idle Out 1
MS3PROEVO-A-31 Knock in 1
MS3PROEVO-B-34 Digital Frequency in 1 (VR+)
MS3PROEVO-A-32 Digital switched in 1
MS3PROEVO-B-20 Digital switched in 2
EFI main relay power (+B)
EFI main relay power (second feed) (+B1)
MS3PROEVO-B-29 Digital switched in 3
OEM-D
Stock ECU being replaced
2Karman-vortex AFM signal (KS)
3Intake air temp (THA)
4EFI main relay control (M-REL)
5Knock sensor 1 (KNK1)
9Vehicle speed sensor (SPD)
10A/C compressor request (A/C)
11Starter signal (STA)
12EFI main relay power (+B)
13EFI main relay power (second feed) (+B1)
22Neutral start switch (NSW)
MS3PROEVO
MS3PROEVO-A
MS3PROEVO
3Injector out J
4Injector out I
9TPS in
10MAT in
11CLT in
13Logic Ground
14PWM / Idle Out 1
18Sensor return
25O2 in
28Fuel pump relay out
31Knock in 1
32Digital switched in 1
3512V+ switched power in
OEM-A-12 Injectors 1 & 4 (No.10)
OEM-A-11 Injectors 2 & 6 (No.20)
OEM-B-11 Throttle position sensor (VTA)
OEM-D-3 Intake air temp (THA)
OEM-B-4 Coolant temp (THW)
0V sensor
OEM-D-4 EFI main relay control (M-REL)
0V sensor
OEM-B-6 Primary O2 sensor (OX1)
NEW-FUELPUMP
OEM-D-5 Knock sensor 1 (KNK1)
OEM-D-10 A/C compressor request (A/C)
12V+ switched power in
MS3PROEVO-B
MS3PROEVO
1Injector out A
3Ground
5Ground
7Ground
9Ground
19Digital switched 12V in
20Digital switched in 2
28Digital frequency in 1 (unconditioned)
29Digital switched in 3
34Digital Frequency in 1 (VR+)
OEM-A-25 Injectors 3 & 5 (No.30)
GND
GND
GND
GND
NEW-KEYON
OEM-D-11 Starter signal (STA)
OEM-D-2 Karman-vortex AFM signal (KS)
OEM-D-22 Neutral start switch (NSW)
OEM-D-9 Vehicle speed sensor (SPD)
MS3PROEVO-C
MS3PROEVO
17Sensor return
18Sensor return
19Sensor return
20Sensor return
21Sensor return
0V sensor
0V sensor
0V sensor
0V sensor
0V sensor
◯New feed: NEW-FUELPUMP
SP-GND · 6 pins
SP-14V · 4 pins
◯New feed: NEW-KEYON
SP-0V · 9 pins
Press enter or space to select a node. You can then use the arrow keys to move the node around. Press delete to remove it and escape to cancel.
Press enter or space to select an edge. You can then press delete to remove it or escape to cancel.
32 / 32 connections
Columns ▾
Lengths need a layout. Add bundles in Layout.
Not set yet: signal, colour, stripe, ident.
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