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
MAXXECUMINI-C1-D2 TPS
MAXXECUMINI-C1-C1 CLT
MAXXECUMINI-C1-C4 AIN 4 (0-5V)
5V ref
EFI main relay (B+)
EFI main relay (B1+)
MAXXECUMINI-C1-C2 IAT
MAXXECUMINI-C1-C3 AIN 3 (0-5V)
0V sensor
GND
OEM-A
Stock ECU being replaced
4Throttle position (VTA1)
5Coolant temperature (THW)
6O2 left front (OXL1)
11Sensor supply +5V (VC)
12EFI main relay (B+)
13EFI main relay (B1+)
16Intake air temperature (THA)
17O2 right front (OXR1)
18Sensor ground (E2)
22Power ground (E1)
MAXXECUMINI-C1-G2 GPO 1
MAXXECUMINI-C1-G1 GPO 2
MAXXECUMINI-C1-E1 GPO 3
OEM-B
Stock ECU being replaced
4EFI main relay control (MREL)
6Fuel pump relay (FPR)
7A/C clutch relay (ACMG)
MAXXECUMINI-C1-B1 DIN 1 (Hall only)
MAXXECUMINI-C1-F1 IGN 1
MAXXECUMINI-C1-A1 TRIGGER
MAXXECUMINI-C1-B2 DIN 2 (Hall only)
MAXXECUMINI-C1-F2 IGN 2
0V sensor
0V sensor
OEM-C
Stock ECU being replaced
2Igniter 1 feedback (IGF1)
5Ignition 1 (IGT1)
8Crank sensor + (NE+)
10Igniter 2 feedback (IGF2)
13Ignition 2 (IGT2)
15Cam sensor ground (G-)
16Crank sensor - (NE-)
MAXXECUMINI-C1-H1 INJ 2
MAXXECUMINI-C1-G3 INJ 1
GND
MAXXECUMINI-C1-D1 GPO 8/TACHO
MAXXECUMINI-C1-H2 INJ 3
MAXXECUMINI-C1-H3 INJ 4
GND
OEM-D
Stock ECU being replaced
11Injector 2&8 (#20)
12Injector 1&7 (#10)
13Power ground (E01)
19O2 heater 2 (HT2)
24Injector 3&5 (#40)
25Injector 4&6 (#30)
26Power ground (E02)
MAXXECUMINI
MAXXECUMINI-C1
MAXXECUMINI
A1TRIGGER
A2TRIGGER GND
B1DIN 1 (Hall only)
B2DIN 2 (Hall only)
B3SENSOR GND
B4SENSOR GND
C1CLT
C2IAT
C3AIN 3 (0-5V)
C4AIN 4 (0-5V)
D1GPO 8/TACHO
D2TPS
D4SENSOR GND
E1GPO 3
E2+5V sensor supply
F1IGN 1
F2IGN 2
G1GPO 2
G2GPO 1
G3INJ 1
G4ENGINE GND
H1INJ 2
H2INJ 3
H3INJ 4
H4+12V (ECU power supply)
OEM-C-8 Crank sensor + (NE+)
0V sensor
OEM-C-2 Igniter 1 feedback (IGF1)
OEM-C-10 Igniter 2 feedback (IGF2)
0V sensor
0V sensor
OEM-A-5 Coolant temperature (THW)
OEM-A-16 Intake air temperature (THA)
OEM-A-17 O2 right front (OXR1)
OEM-A-6 O2 left front (OXL1)
OEM-D-19 O2 heater 2 (HT2)
OEM-A-4 Throttle position (VTA1)
0V sensor
OEM-B-7 A/C clutch relay (ACMG)
5V ref
OEM-C-5 Ignition 1 (IGT1)
OEM-C-13 Ignition 2 (IGT2)
OEM-B-6 Fuel pump relay (FPR)
OEM-B-4 EFI main relay control (MREL)
OEM-D-12 Injector 1&7 (#10)
GND
OEM-D-11 Injector 2&8 (#20)
OEM-D-24 Injector 3&5 (#40)
OEM-D-25 Injector 4&6 (#30)
+12V (ECU power supply)
SP-14V · 4 pins
SP-0V · 8 pins
SP-GND · 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.
33 / 33 connections
Columns ▾
Lengths need a layout. Add bundles in Layout.
Not set yet: signal, colour, stripe, ident.
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