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
MS3PROMINI-A-4 Fuel pump out
DBW output-stage supply (P_DKSM+)
GND
GND
GND
ECU main power (terminal 87 via main relay)
GND
OEM-X60001
Stock ECU being replaced
1Injector relay control
2DBW output-stage supply (P_DKSM+)
4Power ground
5Power ground
6Power ground
8ECU main power (terminal 87 via main relay)
9DBW output-stage return (P_DKSM-)
MS3PROMINI-A-3 PWM out 1 / Idle
OEM-X60002
Stock ECU being replaced
23Main relay control
MS3PROMINI-A-13 Analog in 1
MS3PROMINI-A-30 CKP+
MAF supply
Throttle (EDK/ITB) supply
MS3PROMINI-A-11 Injector out G
MS3PROMINI-A-5 Injector out A
MS3PROMINI-A-7 Injector out C
MS3PROMINI-A-9 Injector out E
MS3PROMINI-A-6 Injector out B
MS3PROMINI-A-10 Injector out F
0V sensor
MS3PROMINI-A-29 Digital switched in 1 / Flex fuel
MS3PROMINI-A-12 Injector out H
MS3PROMINI-A-27 IAT in
MS3PROMINI-A-26 CLT in
MS3PROMINI-A-33 CMP-
MS3PROMINI-A-32 CMP+
MS3PROMINI-A-15 Analog in 3
MS3PROMINI-A-28 TPS in
0V sensor
0V sensor
0V sensor
0V sensor
0V sensor
MS3PROMINI-A-34 Digital frequency in 1 (Hall)
OEM-X60003
Stock ECU being replaced
1Mass air flow (MAF) signal
3Crankshaft position
4MAF supply
5Throttle (EDK/ITB) supply
6Injector cylinder 2
7Injector cylinder 4
8Injector cylinder 6
10VANOS intake solenoid
11Injector cylinder 5
13Injector cylinder 1
15Throttle ground
16Oil pressure switch
26Injector cylinder 3
27Intake air temperature (IAT)
28Engine coolant temperature (ECT)
29Intake camshaft position
30Exhaust camshaft position
31Throttle position sensor 2
32Throttle position sensor 1
35ECT ground
36Intake camshaft ground
37Crankshaft ground
45Oil temperature ground
49Exhaust camshaft ground
50Oil level switch
0V sensor
MS3PROMINI-A-14 Analog in 2
5V ref
MS3PROMINI-A-8 Injector out D
0V sensor
MS3PROMINI-A-16 Analog in 4
5V ref
OEM-X60004
Stock ECU being replaced
7Pedal ground 1
8Pedal position signal 1
9Pedal +5V supply 1
10Fuel pump relay control
12Pedal ground 2
13Pedal position signal 2
14Pedal +5V supply 2
MS3PROMINI-A-19 Spark out C
GND
MS3PROMINI-A-17 Spark out A
MS3PROMINI-A-18 Spark out B
MS3PROMINI-A-20 Spark out D
OEM-X60005
Stock ECU being replaced
4Ignition coil 3
5Ignition ground
6Ignition coil 1
7Ignition coil 2
8Ignition coil 4
MS3PROMINI
MS3PROMINI-A
MS3PROMINI
112V+ switched power in
2+5V VREF out
3PWM out 1 / Idle
4Fuel pump out
5Injector out A
6Injector out B
7Injector out C
8Injector out D
9Injector out E
10Injector out F
11Injector out G
12Injector out H
13Analog in 1
14Analog in 2
15Analog in 3
16Analog in 4
17Spark out A
18Spark out B
19Spark out C
20Spark out D
21Sensor ground
22Power ground
23Power ground
26CLT in
27IAT in
28TPS in
29Digital switched in 1 / Flex fuel
30CKP+
32CMP+
33CMP-
34Digital frequency in 1 (Hall)
12V+ switched power in
5V ref
OEM-X60002-23 Main relay control
OEM-X60001-1 Injector relay control
OEM-X60003-7 Injector cylinder 4
OEM-X60003-11 Injector cylinder 5
OEM-X60003-8 Injector cylinder 6
OEM-X60004-10 Fuel pump relay control
OEM-X60003-10 VANOS intake solenoid
OEM-X60003-13 Injector cylinder 1
OEM-X60003-6 Injector cylinder 2
OEM-X60003-26 Injector cylinder 3
OEM-X60003-1 Mass air flow (MAF) signal
OEM-X60004-8 Pedal position signal 1
OEM-X60003-31 Throttle position sensor 2
OEM-X60004-13 Pedal position signal 2
OEM-X60005-6 Ignition coil 1
OEM-X60005-7 Ignition coil 2
OEM-X60005-4 Ignition coil 3
OEM-X60005-8 Ignition coil 4
0V sensor
GND
GND
OEM-X60003-28 Engine coolant temperature (ECT)
OEM-X60003-27 Intake air temperature (IAT)
OEM-X60003-32 Throttle position sensor 1
OEM-X60003-16 Oil pressure switch
OEM-X60003-3 Crankshaft position
OEM-X60003-30 Exhaust camshaft position
OEM-X60003-29 Intake camshaft position
OEM-X60003-50 Oil level switch
SP-14V · 6 pins
SP-GND · 8 pins
SP-5V1 · 4 pins
SP-0V · 10 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.
50 / 50 connections
Columns ▾
Lengths need a layout. Add bundles in Layout.
Not set yet: signal, colour, stripe, ident.
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