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
MAXXECUGEN2R-MX2-28 KNOCK 1+
Ignition power 2
Ignition power 1
GND
GND
MAXXECUGEN2R-MX1-18 Digital/VR 2 SIGNAL +
MAXXECUGEN2R-MX1-10 Digital/VR 1 SIGNAL +
GND
GND
MAXXECUGEN2R-MX3-12 GP Out 8 (GND) / WBO2 Sensor 2 H-
11–12 no data
MAXXECUGEN2R-MX1-4 Ignition 4
MAXXECUGEN2R-MX1-3 Ignition 3
MAXXECUGEN2R-MX1-2 Ignition 2
MAXXECUGEN2R-MX1-1 Ignition 1
17 no data
MAXXECUGEN2R-MX1-23 Digital/VR 3 SIGNAL +
19 no data
5V ref
5V ref
22 no data
0V sensor
0V sensor
MAXXECUGEN2R-MX1-27 AIN 2
MAXXECUGEN2R-MX1-28 AIN 3
27 no data
29 no data
MAXXECUGEN2R-MX1-26 AIN 1
OEM-A
Stock ECU being replaced
1Knock sensor
2Ignition power 2
3Ignition power 1
4Power ground 2
5Power ground 1
6Cam position sensor (T2)
7Crank position sensor (T1)
8Logic ground 2
9Logic ground 1
10A/F sensor heater
11–12 no data
13Ignition coil 4
14Ignition coil 3
15Ignition coil 2
16Ignition coil 1
17 no data
18Vehicle speed sensor
19 no data
20Sensor voltage 2
21Sensor voltage 1
22 no data
23Sensor ground 2
24Sensor ground 1
25Accelerator pedal position B
26Accelerator pedal position A
27 no data
29 no data
30MAP sensor
1 no data
MAXXECUGEN2R-MX1-34 INJECTOR 4
MAXXECUGEN2R-MX1-33 INJECTOR 3
MAXXECUGEN2R-MX1-32 INJECTOR 2
MAXXECUGEN2R-MX1-31 INJECTOR 1
MAXXECUGEN2R-MX3-14 GP OUT 9 (12V)
7 no data
MAXXECUGEN2R-MX1-29 AIN 4
9 no data
MAXXECUGEN2R-MX1-24 Digital/VR 4 SIGNAL +
12 no data
MAXXECUGEN2R-MX2-14 AIN 10
14 no data
MAXXECUGEN2R-MX2-33 INJECTOR 5
16 no data
MAXXECUGEN2R-MX2-13 AIN 9
MAXXECUGEN2R-MX2-34 INJECTOR 6
MAXXECUGEN2R-MX3-29 INJECTOR 7
22–24 no data
OEM-B
Stock ECU being replaced
1 no data
2Injector 4
3Injector 3
4Injector 2
5Injector 1
6VTEC solenoid
7 no data
8Coolant temp sensor
9 no data
11VTEC oil pressure switch
12 no data
13Alternator FR signal
14 no data
15Engine mount control solenoid
16 no data
17Intake air temp sensor
18Alternator control
21Evap canister purge valve
22–24 no data
MAXXECUGEN2R-MX4-3 Digital/VR 5 SIGNAL +
2–3 no data
MAXXECUGEN2R-MX4-6 Digital/VR 6 SIGNAL +
5–6 no data
MAXXECUGEN2R-MX4-9 Digital/VR 7 SIGNAL +
MAXXECUGEN2R-MX4-28 Digital/VR 8 SIGNAL +
MAXXECUGEN2R-MX2-22 AIN 14
10–14 no data
MAXXECUGEN2R-MX1-7 GP out 3 (GND)
16–17 no data
OEM-D
Stock ECU being replaced
1Cruise set switch
2–3 no data
4Cruise main switch
5–6 no data
7Cruise resume switch
8Brake pedal position switch
9Cruise clutch signal
10–14 no data
15Throttle actuator relay
16–17 no data
MAXXECUGEN2R-MX2-6 AIN 8
2 no data
GND
0V sensor
5V ref
6 no data
MAXXECUGEN2R-MX1-6 GP out 2 (GND)
MAXXECUGEN2R-MX2-3 GP out 6 (GND)
MAXXECUGEN2R-MX2-24 12V supply 3
10 no data
MAXXECUGEN2R-MX4-30 CAN 2 H
MAXXECUGEN2R-MX1-8 GP out 4 (GND)
MAXXECUGEN2R-MX2-15 AIN 11
MAXXECUGEN2R-MX2-16 AIN 12
MAXXECUGEN2R-MX2-17 AIN 13
MAXXECUGEN2R-MX1-5 GP out 1 (GND)
MAXXECUGEN2R-MX1-17 GP out 5 (GND)
MAXXECUGEN2R-MX3-30 INJECTOR 8
MAXXECUGEN2R-MX2-5 AIN 7
MAXXECUGEN2R-MX2-12 GP OUT 7 / WBO2 Sensor 1 H-
MAXXECUGEN2R-MX2-23 AIN 15
23 no data
MAXXECUGEN2R-MX4-29 CAN 2 L
MAXXECUGEN2R-MX2-32 AIN 16
31 no data
OEM-E
Stock ECU being replaced
1Coolant temp sensor 2
2 no data
3Logic ground 3
4Sensor ground 3
5Sensor voltage 3
6 no data
7Main relay control
8A/F sensor heater relay
9Ignition signal
10 no data
11CAN H
12Radiator fan control
14Fuel tank pressure sensor
15Electrical load detector
16Power steering load detector
17Fuel pump relay
18A/C clutch relay
19Evap canister vent shut valve
20Secondary O2 sensor
21Secondary O2 heater
22Brake pedal switch
23 no data
24CAN L
28A/C switch signal
31 no data
MAXXECUGEN2R
MAXXECUGEN2R-MX1
MAXXECUGEN2R
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 +
12Digital/VR 1 POWER SUPPLY
14SENSOR GND
17GP out 5 (GND)
18Digital/VR 2 SIGNAL +
20Digital/VR 2 POWER SUPPLY
225V power supply
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-A-16 Ignition coil 1
OEM-A-15 Ignition coil 2
OEM-A-14 Ignition coil 3
OEM-A-13 Ignition coil 4
OEM-E-17 Fuel pump relay
OEM-E-7 Main relay control
OEM-D-15 Throttle actuator relay
OEM-E-12 Radiator fan control
GND
OEM-A-7 Crank position sensor (T1)
5V ref
0V sensor
OEM-E-18 A/C clutch relay
OEM-A-6 Cam position sensor (T2)
5V ref
5V ref
OEM-A-18 Vehicle speed sensor
OEM-B-11 VTEC oil pressure switch
12V supply 1
OEM-A-30 MAP sensor
OEM-A-25 Accelerator pedal position B
OEM-A-26 Accelerator pedal position A
OEM-B-8 Coolant temp sensor
TB-J-TPS1 Throttle position 1
OEM-B-5 Injector 1
OEM-B-4 Injector 2
OEM-B-3 Injector 3
OEM-B-2 Injector 4
MAXXECUGEN2R-MX2
MAXXECUGEN2R
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+
32AIN 16
33INJECTOR 5
34INJECTOR 6
OEM-E-8 A/F sensor heater relay
TB-J-TPS2 Throttle position 2
OEM-E-20 Secondary O2 sensor
OEM-E-1 Coolant temp sensor 2
TB-J-M+ Throttle motor +
TB-J-M- Throttle motor −
GND
OEM-E-21 Secondary O2 heater
OEM-B-17 Intake air temp sensor
OEM-B-13 Alternator FR signal
OEM-E-14 Fuel tank pressure sensor
OEM-E-15 Electrical load detector
OEM-E-16 Power steering load detector
OEM-D-9 Cruise clutch signal
OEM-E-22 Brake pedal switch
OEM-E-9 Ignition signal
12V supply 2
OEM-A-1 Knock sensor
OEM-E-28 A/C switch signal
OEM-B-15 Engine mount control solenoid
OEM-B-18 Alternator control
MAXXECUGEN2R-MX3
MAXXECUGEN2R
9Engine gnd
12GP Out 8 (GND) / WBO2 Sensor 2 H-
14GP OUT 9 (12V)
29INJECTOR 7
30INJECTOR 8
GND
OEM-A-10 A/F sensor heater
OEM-B-6 VTEC solenoid
OEM-B-21 Evap canister purge valve
OEM-E-19 Evap canister vent shut valve
MAXXECUGEN2R-MX4
MAXXECUGEN2R
3Digital/VR 5 SIGNAL +
6Digital/VR 6 SIGNAL +
9Digital/VR 7 SIGNAL +
28Digital/VR 8 SIGNAL +
29CAN 2 L
30CAN 2 H
OEM-D-1 Cruise set switch
OEM-D-4 Cruise main switch
OEM-D-7 Cruise resume switch
OEM-D-8 Brake pedal position switch
OEM-E-24 CAN L
OEM-E-11 CAN H
TB
TB-J
TB
M+Throttle motor +
M-Throttle motor −
GNDThrottle sensor ground
TPS1Throttle position 1
TPS2Throttle position 2
VCCThrottle sensor 5V supply
MAXXECUGEN2R-MX2-7 GP out 13 (H-BRIDGE 1)
MAXXECUGEN2R-MX2-8 GP out 14 (H-BRIDGE 1)
0V sensor
MAXXECUGEN2R-MX1-30 AIN 5
MAXXECUGEN2R-MX2-4 AIN 6
Throttle sensor 5V supply
SP-14V · 5 pins
SP-GND · 9 pins
SP-5V1 · 4 pins
SP-0V · 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.
73 / 73 connections
Columns ▾
Lengths need a layout. Add bundles in Layout.
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