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
SPEEDUINO-A-16 Proto area 3 (fuel pump)
GND
GND
GND
OEM-X60001
Stock ECU being replaced
1Injector/unloader relay control (terminal 15)
4Power ground
5Power ground
6Power ground
SPEEDUINO-A-35 Boost
SPEEDUINO-A-37 PWM idle
SPEEDUINO-A-21 O2 sensor
SPEEDUINO-A-38 VVT
0V sensor
0V sensor
0V sensor
SPEEDUINO-A-15 Proto area 2 (fan)
0V sensor
OEM-X60002
Stock ECU being replaced
1O2 sensor heater, bank 1 pre-cat
13O2 sensor heater, bank 2 pre-cat
14O2 sensor signal, bank 1 pre-cat
19O2 sensor heater, bank 2 post-cat
20O2 sensor ground, bank 1 pre-cat
21O2 sensor ground, bank 2 pre-cat
22O2 sensor ground, bank 1 post-cat
23Main relay control
24O2 sensor ground, bank 2 post-cat
SPEEDUINO-A-24 Cam input / VR2+
SPEEDUINO-A-26 VR2-
5V ref
SPEEDUINO-A-25 Crank input / VR1+
0V sensor
0V sensor
0V sensor
SPEEDUINO-A-22 TPS input
0V sensor
0V sensor
SPEEDUINO-A-20 Inlet air temp (IAT)
0V sensor
SPEEDUINO-A-19 Coolant temp (CLT)
0V sensor
0V sensor
SPEEDUINO-A-1 Injector 1
SPEEDUINO-A-2 Injector 2
SPEEDUINO-A-3 Injector 3
SPEEDUINO-A-5 Injector 4
SPEEDUINO-A-1 Injector 1
SPEEDUINO-A-2 Injector 2
SPEEDUINO-A-31 Idle stepper 1A
SPEEDUINO-A-32 Idle stepper 1B
SPEEDUINO-A-29 Idle stepper 2B
SPEEDUINO-A-30 Idle stepper 2A
OEM-X60003
Stock ECU being replaced
2Exhaust camshaft position
5Intake camshaft position
7Throttle body +5V supply
8Crankshaft position
15Exhaust camshaft ground
17MAF ground
18Intake camshaft ground
19Throttle position sensor 1
20Throttle ground
21Crankshaft ground
22Intake air temperature (IAT)
23IAT ground
24Engine coolant temperature (ECT)
25ECT ground
28Oil temperature ground
33Injector cylinder 1
34Injector cylinder 2
35Injector cylinder 3
36Injector cylinder 4
37Injector cylinder 5
38Injector cylinder 6
43Throttle motor drive 1 (H-bridge)
44Throttle motor drive 2 (H-bridge)
46Idle speed control, close
47Idle speed control, open
0V sensor
5V ref
SPEEDUINO-A-36 Idle 2 (3-wire idle)
0V sensor
5V ref
OEM-X60004
Stock ECU being replaced
7Pedal ground 1
9Pedal +5V supply 1
10Fuel pump relay control
12Pedal ground 2
14Pedal +5V supply 2
SPEEDUINO-A-33 Ignition 3
SPEEDUINO-A-34 Ignition 2
SPEEDUINO-A-7 Ignition 1
GND
SPEEDUINO-A-8 Ignition 4
OEM-X60005
Stock ECU being replaced
1Ignition coil 3
2Ignition coil 2
3Ignition coil 1
5Ignition ground
9Ignition coil 4
SPEEDUINO
SPEEDUINO-A
SPEEDUINO
1Injector 1
2Injector 2
3Injector 3
5Injector 4
7Ignition 1
8Ignition 4
9Ground
10Ground
12Ground
135V
15Proto area 2 (fan)
16Proto area 3 (fuel pump)
19Coolant temp (CLT)
20Inlet air temp (IAT)
21O2 sensor
22TPS input
23Ground
24Cam input / VR2+
25Crank input / VR1+
26VR2-
29Idle stepper 2B
30Idle stepper 2A
31Idle stepper 1A
32Idle stepper 1B
33Ignition 3
34Ignition 2
35Boost
36Idle 2 (3-wire idle)
37PWM idle
38VVT
Injector cylinder 5 · 2 pins
Injector cylinder 2 · 2 pins
OEM-X60003-35 Injector cylinder 3
OEM-X60003-36 Injector cylinder 4
OEM-X60005-3 Ignition coil 1
OEM-X60005-9 Ignition coil 4
GND
GND
0V sensor
5V ref
OEM-X60002-23 Main relay control
OEM-X60001-1 Injector/unloader relay control (terminal 15)
OEM-X60003-24 Engine coolant temperature (ECT)
OEM-X60003-22 Intake air temperature (IAT)
OEM-X60002-14 O2 sensor signal, bank 1 pre-cat
OEM-X60003-19 Throttle position sensor 1
0V sensor
OEM-X60003-2 Exhaust camshaft position
OEM-X60003-8 Crankshaft position
OEM-X60003-5 Intake camshaft position
OEM-X60003-46 Idle speed control, close
OEM-X60003-47 Idle speed control, open
OEM-X60003-43 Throttle motor drive 1 (H-bridge)
OEM-X60003-44 Throttle motor drive 2 (H-bridge)
OEM-X60005-1 Ignition coil 3
OEM-X60005-2 Ignition coil 2
OEM-X60002-1 O2 sensor heater, bank 1 pre-cat
OEM-X60004-10 Fuel pump relay control
OEM-X60002-13 O2 sensor heater, bank 2 pre-cat
OEM-X60002-19 O2 sensor heater, bank 2 post-cat
SP-GND · 7 pins
SP-0V · 17 pins
SP-5V1 · 5 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.
53 / 53 connections
Columns ▾
Lengths need a layout. Add bundles in Layout.
Not set yet: signal, colour, stripe, ident.
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