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
ECU power (+B2, main relay)
GND
MAXXECUGEN2T-MX2-15 AIN 11
MAXXECUGEN2T-MX2-13 AIN 9
MAXXECUGEN2T-MX1-23 Digital/VR 3 SIGNAL +
MAXXECUGEN2T-MX1-24 Digital/VR 4 SIGNAL +
MAXXECUGEN2T-MX3-21 Digital/VR 5 SIGNAL +
MAXXECUGEN2T-MX3-26 Digital/VR 6 SIGNAL +
MAXXECUGEN2T-MX3-24 CAN 2 L
MAXXECUGEN2T-MX3-25 CAN 2 H
MAXXECUGEN2T-MX1-8 GP out 4 (GND)
MAXXECUGEN2T-MX1-26 AIN 1
MAXXECUGEN2T-MX2-24 12V supply 3
MAXXECUGEN2T-MX1-11 Digital/VR 1 SIGNAL - (via SP-SHD)
0V sensor
OEM-A33
Stock ECU being replaced
1ECU power (+B2, main relay)
4Power ground (EC)
8A/C pressure sensor (ACP)
12Intake air temperature (THA, in MAF)
14Starter signal (STSW2)
15Clutch switch (CLSW)
16Neutral switch (NSW)
17Starter signal (STSW2)
18CAN low (CANL)
19CAN high (CANH)
20Blower relay (HB)
22Mass air flow (VG)
27Ignition switch sense (IGSW, IG2 relay)
28Shield ground (SLE2)
29MAF sensor ground (E2G)
GND
GND
GND
MAXXECUGEN2T-MX2-12 GP OUT 7 / WBO2 Sensor 1 H-
ECU power (+B, main relay)
MAXXECUGEN2T-MX2-22 AIN 14
MAXXECUGEN2T-MX2-16 AIN 12
MAXXECUGEN2T-MX1-18 Digital/VR 2 SIGNAL +
MAXXECUGEN2T-MX1-10 Digital/VR 1 SIGNAL +
MAXXECUGEN2T-MX2-31 KNOCK 2+
MAXXECUGEN2T-MX1-27 AIN 2
MAXXECUGEN2T-MX2-5 AIN 7
0V sensor
MAXXECUGEN2T-MX2-28 KNOCK 1+
MAXXECUGEN2T-MX1-11 Digital/VR 1 SIGNAL - (via SP-SHD)
MAXXECUGEN2T-MX1-11 Digital/VR 1 SIGNAL - (via SP-SHD)
MAXXECUGEN2T-MX2-17 AIN 13
5V ref
MAXXECUGEN2T-MX1-11 Digital/VR 1 SIGNAL - (via SP-SHD)
OEM-A34
Stock ECU being replaced
1Power ground (E03)
2Power ground (E04)
3Power ground (E05)
5A/F ratio sensor heater (HA1A)
6ECU power (+B, main relay)
9Fuel pressure sensor (PR)
11DI injector confirmation (IJF1)
14VVT cam sensor exhaust bank 1 (EV1+)
16Crank position (NE+)
17Knock sensor 2 (KNK2)
20Manifold absolute pressure (PIM)
21Heated oxygen sensor (OX1B, rear)
27Crank position return (NE-)
28Knock sensor 1 (KNK1)
29Shield ground (EKNK)
30Shield ground (SLE1)
31DI injector confirmation (IJF2)
34OCV power source (VCV, 5V)
35Shield ground (SLE3)
MAXXECUGEN2T-MX3-1 GP out 15 (H-BRIDGE 2)
MAXXECUGEN2T-MX3-2 GP out 16 (H-BRIDGE 2)
MAXXECUGEN2T-MX2-23 AIN 15
MAXXECUGEN2T-MX1-7 GP out 3 (GND)
MAXXECUGEN2T-MX1-6 GP out 2 (GND)
MAXXECUGEN2T-MX1-5 GP out 1 (GND)
MAXXECUGEN2T-MX1-17 GP out 5 (GND)
MAXXECUGEN2T-MX2-32 AIN 16
5V ref
5V ref
MAXXECUGEN2T-MX1-30 AIN 5
0V sensor
0V sensor
MAXXECUGEN2T-MX1-28 AIN 3
MAXXECUGEN2T-MX2-3 GP out 6 (GND)
OEM-A35
Stock ECU being replaced
5Injector relay (IREL)
7ETCS relay (+BM)
10Fuel pump control monitor (DI)
11Cooling fan relay 3 (FAN1)
12Cooling fan relay 2 (FAN2)
13EFI main relay 1 (SSHUT)
17ETCS relay (MCR)
20Canister pressure sensor (PPMP)
21Accelerator pedal 5V supply (VCPA)
22Accelerator pedal 5V supply (VCP2)
23Accelerator pedal position (VPA)
29Accelerator pedal ground (EPA)
30Accelerator pedal ground (EPA2)
31Accelerator pedal position 2 (VPA2)
35A/C clutch relay (AC)
MAXXECUGEN2T-MX2-7 GP out 13 (H-BRIDGE 1)
MAXXECUGEN2T-MX2-8 GP out 14 (H-BRIDGE 1)
GND
GND
MAXXECUGEN2T-MX3-12 GP Out 8 (GND) / WBO2 Sensor 2 H-
MAXXECUGEN2T-MX1-4 Ignition 4
MAXXECUGEN2T-MX1-2 Ignition 2
MAXXECUGEN2T-MX1-31 INJECTOR 1
MAXXECUGEN2T-MX3-29 INJECTOR 7
MAXXECUGEN2T-MX1-32 INJECTOR 2
MAXXECUGEN2T-MX2-4 AIN 6
5V ref
MAXXECUGEN2T-MX2-14 AIN 10
MAXXECUGEN2T-MX1-1 Ignition 1
MAXXECUGEN2T-MX1-33 INJECTOR 3
MAXXECUGEN2T-MX3-30 INJECTOR 8
MAXXECUGEN2T-MX2-33 INJECTOR 5
MAXXECUGEN2T-MX1-34 INJECTOR 4
MAXXECUGEN2T-MX1-29 AIN 4
0V sensor
MAXXECUGEN2T-MX2-6 AIN 8
MAXXECUGEN2T-MX1-3 Ignition 3
MAXXECUGEN2T-MX2-34 INJECTOR 6
OEM-A36
Stock ECU being replaced
1Throttle actuator motor - (M-)
2Throttle actuator motor + (M+)
3Power ground (E02)
4Power ground (E01)
6Heated oxygen sensor heater (HT1B)
8Ignition coil 4 (IGT4)
10Ignition coil 2 (IGT2)
12Injector 1 port (#10)
13Injector 4 port (#40)
14Injector 1 direct (#1)
18Throttle position (VTA1)
19Sensor 5V supply (VC)
20Oil temperature (OT)
21Ignition coil 1 (IGT1)
22Injector 2 port (#20)
23Injector 4 direct (#4)
24Injector 3 direct (#3)
25Injector 2 direct (#2)
28Throttle position 2 (VTA2)
29Sensor ground (E1)
30Engine coolant temperature (THW)
31Ignition coil 3 (IGT3)
32Injector 3 port (#30)
MAXXECUGEN2T
MAXXECUGEN2T-MX1
MAXXECUGEN2T
1Ignition 1
2Ignition 2
3Ignition 3
4Ignition 4
5GP out 1 (GND)
6GP out 2 (GND)
7GP out 3 (GND)
8GP out 4 (GND)
9Engine gnd
10Digital/VR 1 SIGNAL +
11Digital/VR 1 SIGNAL -
12Digital/VR 1 POWER SUPPLY
14SENSOR GND
17GP out 5 (GND)
18Digital/VR 2 SIGNAL +
23Digital/VR 3 SIGNAL +
24Digital/VR 4 SIGNAL +
2512V supply 1
26AIN 1
27AIN 2
28AIN 3
29AIN 4
30AIN 5
31INJECTOR 1
32INJECTOR 2
33INJECTOR 3
34INJECTOR 4
OEM-A36-21 Ignition coil 1 (IGT1)
OEM-A36-10 Ignition coil 2 (IGT2)
OEM-A36-31 Ignition coil 3 (IGT3)
OEM-A36-8 Ignition coil 4 (IGT4)
OEM-A35-13 EFI main relay 1 (SSHUT)
OEM-A35-12 Cooling fan relay 2 (FAN2)
OEM-A35-11 Cooling fan relay 3 (FAN1)
OEM-A33-20 Blower relay (HB)
GND
OEM-A34-16 Crank position (NE+)
SP-SHD · 4 pins
5V ref
0V sensor
OEM-A35-17 ETCS relay (MCR)
OEM-A34-14 VVT cam sensor exhaust bank 1 (EV1+)
OEM-A33-14 Starter signal (STSW2)
OEM-A33-15 Clutch switch (CLSW)
12V supply 1
OEM-A33-22 Mass air flow (VG)
OEM-A34-20 Manifold absolute pressure (PIM)
OEM-A35-31 Accelerator pedal position 2 (VPA2)
OEM-A36-28 Throttle position 2 (VTA2)
OEM-A35-23 Accelerator pedal position (VPA)
OEM-A36-12 Injector 1 port (#10)
OEM-A36-14 Injector 1 direct (#1)
OEM-A36-22 Injector 2 port (#20)
OEM-A36-25 Injector 2 direct (#2)
MAXXECUGEN2T-MX2
MAXXECUGEN2T
3GP out 6 (GND)
4AIN 6
5AIN 7
6AIN 8
7GP out 13 (H-BRIDGE 1)
8GP out 14 (H-BRIDGE 1)
9Engine gnd
12GP OUT 7 / WBO2 Sensor 1 H-
13AIN 9
14AIN 10
15AIN 11
16AIN 12
17AIN 13
22AIN 14
23AIN 15
2412V supply 3
2512V supply 2
28KNOCK 1+
31KNOCK 2+
32AIN 16
33INJECTOR 5
34INJECTOR 6
OEM-A35-35 A/C clutch relay (AC)
OEM-A36-18 Throttle position (VTA1)
OEM-A34-21 Heated oxygen sensor (OX1B, rear)
OEM-A36-30 Engine coolant temperature (THW)
OEM-A36-1 Throttle actuator motor - (M-)
OEM-A36-2 Throttle actuator motor + (M+)
GND
OEM-A34-5 A/F ratio sensor heater (HA1A)
OEM-A33-12 Intake air temperature (THA, in MAF)
OEM-A36-20 Oil temperature (OT)
OEM-A33-8 A/C pressure sensor (ACP)
OEM-A34-11 DI injector confirmation (IJF1)
OEM-A34-31 DI injector confirmation (IJF2)
OEM-A34-9 Fuel pressure sensor (PR)
OEM-A35-10 Fuel pump control monitor (DI)
OEM-A33-27 Ignition switch sense (IGSW, IG2 relay)
12V supply 2
OEM-A34-28 Knock sensor 1 (KNK1)
OEM-A34-17 Knock sensor 2 (KNK2)
OEM-A35-20 Canister pressure sensor (PPMP)
OEM-A36-24 Injector 3 direct (#3)
OEM-A36-32 Injector 3 port (#30)
MAXXECUGEN2T-MX3
MAXXECUGEN2T
1GP out 15 (H-BRIDGE 2)
2GP out 16 (H-BRIDGE 2)
9Engine gnd
12GP Out 8 (GND) / WBO2 Sensor 2 H-
21Digital/VR 5 SIGNAL +
24CAN 2 L
25CAN 2 H
26Digital/VR 6 SIGNAL +
29INJECTOR 7
30INJECTOR 8
OEM-A35-5 Injector relay (IREL)
OEM-A35-7 ETCS relay (+BM)
GND
OEM-A36-6 Heated oxygen sensor heater (HT1B)
OEM-A33-16 Neutral switch (NSW)
OEM-A33-18 CAN low (CANL)
OEM-A33-19 CAN high (CANH)
OEM-A33-17 Starter signal (STSW2)
OEM-A36-13 Injector 4 port (#40)
OEM-A36-23 Injector 4 direct (#4)
SP-14V · 5 pins
SP-SHD · 6 pins
SP-GND · 10 pins
SP-0V · 7 pins
SP-5V1 · 6 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.
80 / 80 connections
Columns ▾
Lengths need a layout. Add bundles in Layout.
Not set yet: signal, colour, stripe, ident.
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