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
5V ref
MAXXECUGEN2R-MX4-9 Digital/VR 7 SIGNAL +
MAXXECUGEN2R-MX1-24 Digital/VR 4 SIGNAL +
MAXXECUGEN2R-MX1-10 Digital/VR 1 SIGNAL +
0V sensor
MAXXECUGEN2R-MX1-27 AIN 2
MAXXECUGEN2R-MX1-26 AIN 1
MAXXECUGEN2R-MX4-3 Digital/VR 5 SIGNAL +
MAXXECUGEN2R-MX1-18 Digital/VR 2 SIGNAL +
0V sensor
MAXXECUGEN2R-MX1-29 AIN 4
MAXXECUGEN2R-MX1-30 AIN 5
MAXXECUGEN2R-MX2-4 AIN 6
MAXXECUGEN2R-MX4-6 Digital/VR 6 SIGNAL +
0V sensor
MAXXECUGEN2R-MX1-28 AIN 3
0V sensor
OEM-C84
Stock ECU being replaced
1Sensor supply +5V (VCC)
3OD direct-clutch speed sensor (NCO-)
4No.2 speed sensor (SP2-)
5Crank position (NE)
6Crank sensor return (NE-)
7Throttle position (VTA1)
8Manifold pressure (PIM)
9No.2 speed sensor (SP2+)
10Cam position 1 (G1)
11Cam 1 return (G1-)
12TRAC throttle position (VTA2)
13O2 sensor (OX1)
14Intake air temperature (THA)
15OD direct-clutch speed sensor (NCO+)
17Cam 2 return (G2-)
20Coolant temperature (THW)
22Sensor ground (E2)
MAXXECUGEN2R-MX4-28 Digital/VR 8 SIGNAL +
MAXXECUGEN2R-MX1-5 GP out 1 (GND)
MAXXECUGEN2R-MX2-33 INJECTOR 5
MAXXECUGEN2R-MX2-34 INJECTOR 6
MAXXECUGEN2R-MX2-6 AIN 8
MAXXECUGEN2R-MX2-22 AIN 14
MAXXECUGEN2R-MX2-17 AIN 13
GND
OEM-C85
Stock ECU being replaced
1Slave engine speed (NEO)
2EFI main relay control (M-REL)
3Check-engine lamp (W)
4Fuel pump control (FPC)
5Diagnostic test 1 (TE1)
6Timing retard (TR)
14ABS active (MT only)
16Power ground (E1)
MAXXECUGEN2R-MX2-23 AIN 15
MAXXECUGEN2R-MX3-23 AIN 19
MAXXECUGEN2R-MX3-27 AIN 23
MAXXECUGEN2R-MX1-6 GP out 2 (GND)
MAXXECUGEN2R-MX2-16 AIN 12
MAXXECUGEN2R-MX2-13 AIN 9
MAXXECUGEN2R-MX3-29 INJECTOR 7
MAXXECUGEN2R-MX2-24 12V supply 3
MAXXECUGEN2R-MX2-14 AIN 10
MAXXECUGEN2R-MX2-15 AIN 11
MAXXECUGEN2R-MX1-23 Digital/VR 3 SIGNAL +
MAXXECUGEN2R-MX2-5 AIN 7
MAXXECUGEN2R-MX2-32 AIN 16
MAXXECUGEN2R-MX3-21 AIN 17
MAXXECUGEN2R-MX3-22 AIN 18
MAXXECUGEN2R-MX3-24 AIN 20
EFI main relay power (+B)
EFI main relay power (+B1)
MAXXECUGEN2R-MX3-25 AIN 21
MAXXECUGEN2R-MX3-26 AIN 22
OEM-C86
Stock ECU being replaced
1Diagnostic test terminal (TT)
2A/T low-gear indicator (L)
3A/T power/normal mode (P)
5A/C clutch relay (ACMG)
6A/T overdrive disable 2 (OD2)
7A/T overdrive disable 1 (OD1)
8Cat temp warning light (EGW)
9Ignition switch (IGSW)
10A/T 2nd-gear indicator (2)
11Diagnostic test 2 (TE2)
12No.1 speed sensor (SP1)
13Cat temperature sensor (CCO)
17A/T throttle position (L3)
18A/T throttle position (L2)
19A/T throttle position (L1)
20A/C request (A/C)
22EFI main relay power (+B)
23EFI main relay power (+B1)
25Stop light switch (STP)
28Electrical load sense (ELS)
MAXXECUGEN2R-MX2-12 GP OUT 7 / WBO2 Sensor 1 H-
MAXXECUGEN2R-MX2-31 KNOCK 2+
MAXXECUGEN2R-MX2-28 KNOCK 1+
MAXXECUGEN2R-MX3-31 INJECTOR 9
MAXXECUGEN2R-MX1-33 INJECTOR 3
MAXXECUGEN2R-MX1-32 INJECTOR 2
MAXXECUGEN2R-MX1-31 INJECTOR 1
MAXXECUGEN2R-MX1-7 GP out 3 (GND)
MAXXECUGEN2R-MX3-28 AIN 24
MAXXECUGEN2R-MX1-3 Ignition 3
MAXXECUGEN2R-MX1-2 Ignition 2
MAXXECUGEN2R-MX1-17 GP out 5 (GND)
MAXXECUGEN2R-MX1-34 INJECTOR 4
MAXXECUGEN2R-MX3-12 GP Out 8 (GND) / WBO2 Sensor 2 H-
MAXXECUGEN2R-MX2-3 GP out 6 (GND)
MAXXECUGEN2R-MX1-8 GP out 4 (GND)
MAXXECUGEN2R-MX1-1 Ignition 1
MAXXECUGEN2R-MX1-4 Ignition 4
MAXXECUGEN2R-MX3-30 INJECTOR 8
GND
MAXXECUGEN2R-MX2-2 Ignition 6
MAXXECUGEN2R-MX2-1 Ignition 5
GND
GND
OEM-C88
Stock ECU being replaced
3O2 heater (HT)
4Knock sensor 2 (KNK2, rear)
5Knock sensor 1 (KNK1, front)
7EVAP purge VSV
8Injector 3 (#30, cyl 2&6)
9Injector 2 (#20, cyl 3&5)
10Injector 1 (#10, cyl 1&4)
11A/T shift solenoid 1 (S1)
13Starter signal (STA)
15Ignition 3 (IGT3)
16Ignition 2 (IGT2)
17A/T shift solenoid 2 (S2)
20ISC stepper coil 4 (ISCV4)
21ISC stepper coil 3 (ISCV3)
22ISC stepper coil 2 (ISCV2)
23ISC stepper coil 1 (ISCV1)
24Ignition 1 (IGT1)
26Ignition 4 (IGT4)
27A/T lock-up solenoid (S3)
28Power ground (E11)
29Ignition 6 (IGT6)
30Ignition 5 (IGT5)
33Power ground (E02)
34Power ground (E01)
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 +
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-C88-24 Ignition 1 (IGT1)
OEM-C88-16 Ignition 2 (IGT2)
OEM-C88-15 Ignition 3 (IGT3)
OEM-C88-26 Ignition 4 (IGT4)
OEM-C85-2 EFI main relay control (M-REL)
OEM-C86-5 A/C clutch relay (ACMG)
OEM-C88-11 A/T shift solenoid 1 (S1)
OEM-C88-23 ISC stepper coil 1 (ISCV1)
GND
OEM-C84-5 Crank position (NE)
5V ref
0V sensor
OEM-C88-17 A/T shift solenoid 2 (S2)
OEM-C84-10 Cam position 1 (G1)
OEM-C86-12 No.1 speed sensor (SP1)
OEM-C84-4 No.2 speed sensor (SP2-)
12V supply 1
OEM-C84-8 Manifold pressure (PIM)
OEM-C84-7 Throttle position (VTA1)
OEM-C84-20 Coolant temperature (THW)
OEM-C84-12 TRAC throttle position (VTA2)
OEM-C84-13 O2 sensor (OX1)
OEM-C88-10 Injector 1 (#10, cyl 1&4)
OEM-C88-9 Injector 2 (#20, cyl 3&5)
OEM-C88-8 Injector 3 (#30, cyl 2&6)
OEM-C88-20 ISC stepper coil 4 (ISCV4)
MAXXECUGEN2R-MX2
MAXXECUGEN2R
1Ignition 5
2Ignition 6
3GP out 6 (GND)
4AIN 6
5AIN 7
6AIN 8
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-C88-30 Ignition 5 (IGT5)
OEM-C88-29 Ignition 6 (IGT6)
OEM-C88-22 ISC stepper coil 2 (ISCV2)
OEM-C84-14 Intake air temperature (THA)
OEM-C86-13 Cat temperature sensor (CCO)
OEM-C85-5 Diagnostic test 1 (TE1)
GND
OEM-C88-3 O2 heater (HT)
OEM-C86-7 A/T overdrive disable 1 (OD1)
OEM-C86-10 A/T 2nd-gear indicator (2)
OEM-C86-11 Diagnostic test 2 (TE2)
OEM-C86-6 A/T overdrive disable 2 (OD2)
OEM-C85-14 ABS active (MT only)
OEM-C85-6 Timing retard (TR)
OEM-C86-1 Diagnostic test terminal (TT)
OEM-C86-9 Ignition switch (IGSW)
12V supply 2
OEM-C88-5 Knock sensor 1 (KNK1, front)
OEM-C88-4 Knock sensor 2 (KNK2, rear)
OEM-C86-17 A/T throttle position (L3)
OEM-C85-3 Check-engine lamp (W)
OEM-C85-4 Fuel pump control (FPC)
MAXXECUGEN2R-MX3
MAXXECUGEN2R
9Engine gnd
12GP Out 8 (GND) / WBO2 Sensor 2 H-
21AIN 17
22AIN 18
23AIN 19
24AIN 20
25AIN 21
26AIN 22
27AIN 23
28AIN 24
29INJECTOR 7
30INJECTOR 8
31INJECTOR 9
GND
OEM-C88-21 ISC stepper coil 3 (ISCV3)
OEM-C86-18 A/T throttle position (L2)
OEM-C86-19 A/T throttle position (L1)
OEM-C86-2 A/T low-gear indicator (L)
OEM-C86-20 A/C request (A/C)
OEM-C86-25 Stop light switch (STP)
OEM-C86-28 Electrical load sense (ELS)
OEM-C86-3 A/T power/normal mode (P)
OEM-C88-13 Starter signal (STA)
OEM-C86-8 Cat temp warning light (EGW)
OEM-C88-27 A/T lock-up solenoid (S3)
OEM-C88-7 EVAP purge VSV
MAXXECUGEN2R-MX4
MAXXECUGEN2R
3Digital/VR 5 SIGNAL +
6Digital/VR 6 SIGNAL +
9Digital/VR 7 SIGNAL +
28Digital/VR 8 SIGNAL +
OEM-C84-9 No.2 speed sensor (SP2+)
OEM-C84-15 OD direct-clutch speed sensor (NCO+)
OEM-C84-3 OD direct-clutch speed sensor (NCO-)
OEM-C85-1 Slave engine speed (NEO)
SP-0V · 6 pins
SP-14V · 5 pins
SP-GND · 8 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.
75 / 75 connections
Columns ▾
Lengths need a layout. Add bundles in Layout.
Not set yet: signal, colour, stripe, ident.
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