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
M190-A-11 Peak Hold Injector 1
M190-A-3 Low Side Injector 1
M190-B-U Low Side Injector 1
M190-A-17 Low Side Injector 11
M190-A-1 Low Side Injector 3
M190-A-4 Low Side Injector 12
M190-A-26 Peak Hold Injector 3
M190-A-48 Low Side Injector 5
M190-A-25 Low Side Injector 7
M190-B-a Low Side Injector 5
M190-C-16 Low Side Ignition 1
GND
ECM power source (IGP1)
M190-A-12 Peak Hold Injector 2
M190-A-2 Low Side Injector 2
M190-B-V Low Side Injector 2
M190-A-10 Low Side Injector 8
M190-A-47 Low Side Injector 9
M190-A-32 Low Side Injector 10
M190-A-40 Low Side Injector 6
M190-B-T Low Side Injector 6
M190-C-8 Low Side Ignition 2
GND
0V sensor
OEM-A
Stock ECU being replaced
1Injector 1 (INJ1)
2Injector 2 (INJ2)
3Injector 3 (INJ3)
4EVAP canister vent shut valve (VSV)
5Fuel pump relay (FLR1)
6EGR control solenoid (ESOL)
7Malfunction indicator lamp (MIL)
8A/C clutch relay (ACC)
9Front secondary O2 heater (FSO2SHTC)
10Rear secondary O2 heater (RSO2SHTC)
11Ignition coil 1 (IGN COIL1)
12Power ground (PG1)
13ECM power source (IGP1)
14Injector 4 (INJ4)
15Injector 5 (INJ5)
16Injector 6 (INJ6)
17EVAP bypass solenoid (2WBS)
20IAB control solenoid (IABCS)
21EVAP purge control solenoid (PCS)
22Front primary O2 heater (FPO2SHTC)
23Rear primary O2 heater (RPO2SHTC)
24Ignition coil 2 (IGN COIL2)
25Power ground (PG2)
26Logic ground (LG1)
M190-A-30 Digital Input 3
M190-C-4 Low Side Ignition 6
M190-A-37 Digital Input 4
M190-C-47 Universal Digital Input 6
M190-C-27 Universal Digital Input 4
M190-C-25 Universal Digital Input 3
M190-C-32 Universal Digital Input 2
M190-C-18 Universal Digital Input 1
0V sensor
M190-C-5 Low Side Ignition 5
M190-C-1 Low Side Ignition 4
M190-C-2 Low Side Ignition 3
0V sensor
0V sensor
0V sensor
0V sensor
OEM-B
Stock ECU being replaced
1VTEC pressure switch front (VTP SWF)
2Ignition coil 6 (IGN COIL6)
3VTEC pressure switch rear (VTP SWR)
4Neutral switch (NT SW, M/T)
5Cylinder position sensor 2 + (CYP 2P)
6Cylinder position sensor 1 + (CYP 1P)
7Crank position sensor 2 + (CKP 2P)
8Crank position sensor 1 + (CKP 1P)
9Logic ground (LG2)
10Ignition coil 5 (IGN COIL5)
11Ignition coil 4 (IGN COIL4)
12Ignition coil 3 (IGN COIL3)
13Cylinder position sensor 2 return (CYP 2M)
14Cylinder position sensor 1 return (CYP 1M)
15Crank position sensor 2 return (CKP 2M)
16Crank position sensor 1 return (CKP 1M)
ECM power source (IGP2)
M190-C-17 Universal Digital Input 7
M190-C-10 Universal Digital Input 8
M190-C-40 Universal Digital Input 5
OEM-C
Stock ECU being replaced
1ECM power source (IGP2)
4Clutch switch (MTCLS, M/T)
6Starter switch (STS)
7Vehicle speed sensor (VSS)
Backup power (VBU)
M190-C-44 Knock Input 2
M190-C-37 Analogue Temperature Input 1
M190-C-39 Analogue Temperature Input 2
M190-C-42 Analogue Voltage Input 1
5V ref
0V sensor
M190-C-28 Analogue Voltage Input 4
M190-C-51 Knock Input 1
M190-A-7 Lambda Narrow Input 1
M190-A-6 Lambda Narrow Input 2
M190-C-29 Analogue Voltage Input 5
M190-C-11 Analogue Voltage Input 6
M190-C-12 Analogue Voltage Input 7
OEM-D
Stock ECU being replaced
1Backup power (VBU)
2Knock sensor rear (KSR)
7Engine coolant temperature (ECT)
8Intake air temperature (IAT)
9MAP sensor
10Sensor 5V supply (VCC2)
11Sensor ground (SG2)
12Throttle position sensor (TPS)
13Knock sensor front (KSF)
16Front secondary O2 signal (O2S FS)
17Rear secondary O2 signal (O2S RS)
18Front primary O2 signal (O2S FP)
19Rear primary O2 signal (O2S RP)
20EGR valve lift sensor (EGRL)
5V ref
0V sensor
M190-B-S Low Side Injector 4
M190-A-14 Digital Input 2
M190-C-35 Analogue Voltage Input 3
M190-C-36 Analogue Voltage Input 2
5V ref
0V sensor
M190-A-21 Digital Input 1
M190-B-b Low Side Injector 3
M190-A-5 Low Side Injector 4
OEM-F
Stock ECU being replaced
1Sensor 5V supply (VCC1)
2Sensor ground (SG1)
4Fuel pump relay 2 (FLR2)
6Brake switch 2 (BKSW2)
12Accelerator pedal position 2 (AP2)
13Accelerator pedal position 1 (AP1)
14Accelerator pedal 5V supply (VCC3)
15Accelerator pedal ground (SG3)
16Brake switch 1 (BKSW1)
19VTEC solenoid front (VT SOLF)
20VTEC solenoid rear (VT SOLR)
Throttle motor power source 1 (IGM1)
Throttle motor power source 2 (IGM2)
GND
GND
Throttle motor common power phases 1&3 (COM1)
Throttle motor common power phases 2&4 (COM2)
OEM-G
Stock ECU being replaced
2Throttle motor power source 1 (IGM1)
3Throttle motor power source 2 (IGM2)
7Throttle motor ground 1 (PGM1)
8Throttle motor ground 2 (PGM2)
9Throttle motor common power phases 1&3 (COM1)
10Throttle motor common power phases 2&4 (COM2)
M190
M190-A
M190
1Low Side Injector 3
2Low Side Injector 2
3Low Side Injector 1
4Low Side Injector 12
5Low Side Injector 4
6Lambda Narrow Input 2
7Lambda Narrow Input 1
8Sensor 5.0V C1
9Sensor 5.0V C2
10Low Side Injector 8
11Peak Hold Injector 1
12Peak Hold Injector 2
14Digital Input 2
16Sensor 5.0V C3
17Low Side Injector 11
18Sensor 0V C1
19Sensor 0V C2
20Sensor 0V C3
21Digital Input 1
25Low Side Injector 7
26Peak Hold Injector 3
30Digital Input 3
32Low Side Injector 10
37Digital Input 4
38Battery Backup
40Low Side Injector 6
47Low Side Injector 9
48Low Side Injector 5
OEM-A-5 Fuel pump relay (FLR1)
OEM-A-15 Injector 5 (INJ5)
OEM-A-2 Injector 2 (INJ2)
OEM-A-6 EGR control solenoid (ESOL)
OEM-F-20 VTEC solenoid rear (VT SOLR)
OEM-D-17 Rear secondary O2 signal (O2S RS)
OEM-D-16 Front secondary O2 signal (O2S FS)
5V ref
5V ref
OEM-A-17 EVAP bypass solenoid (2WBS)
OEM-A-1 Injector 1 (INJ1)
OEM-A-14 Injector 4 (INJ4)
OEM-F-6 Brake switch 2 (BKSW2)
5V ref
OEM-A-4 EVAP canister vent shut valve (VSV)
0V sensor
0V sensor
0V sensor
OEM-F-16 Brake switch 1 (BKSW1)
OEM-A-9 Front secondary O2 heater (FSO2SHTC)
OEM-A-7 Malfunction indicator lamp (MIL)
OEM-B-1 VTEC pressure switch front (VTP SWF)
OEM-A-21 EVAP purge control solenoid (PCS)
OEM-B-3 VTEC pressure switch rear (VTP SWR)
Battery Backup
OEM-A-22 Front primary O2 heater (FPO2SHTC)
OEM-A-20 IAB control solenoid (IABCS)
OEM-A-8 A/C clutch relay (ACC)
M190-B
M190
aLow Side Injector 5
bLow Side Injector 3
cBattery Negative 6
GBattery Negative 1
HBattery Positive 1
JBattery Positive 2
KBattery Positive 3
LBattery Positive 4
SLow Side Injector 4
TLow Side Injector 6
ULow Side Injector 1
VLow Side Injector 2
WBattery Negative 2
XBattery Negative 3
YBattery Negative 4
ZBattery Negative 5
OEM-A-10 Rear secondary O2 heater (RSO2SHTC)
OEM-F-19 VTEC solenoid front (VT SOLF)
GND
GND
Battery Positive 1
Battery Positive 2
Battery Positive 3
Battery Positive 4
OEM-F-4 Fuel pump relay 2 (FLR2)
OEM-A-23 Rear primary O2 heater (RPO2SHTC)
OEM-A-3 Injector 3 (INJ3)
OEM-A-16 Injector 6 (INJ6)
GND
GND
GND
GND
M190-C
M190
1Low Side Ignition 4
2Low Side Ignition 3
4Low Side Ignition 6
5Low Side Ignition 5
8Low Side Ignition 2
10Universal Digital Input 8
11Analogue Voltage Input 6
12Analogue Voltage Input 7
14Sensor 0V A1
15Sensor 0V A2
16Low Side Ignition 1
17Universal Digital Input 7
18Universal Digital Input 1
23Sensor 0V B1
25Universal Digital Input 3
27Universal Digital Input 4
28Analogue Voltage Input 4
29Analogue Voltage Input 5
30Sensor 0V B2
32Universal Digital Input 2
35Analogue Voltage Input 3
36Analogue Voltage Input 2
37Analogue Temperature Input 1
39Analogue Temperature Input 2
40Universal Digital Input 5
42Analogue Voltage Input 1
44Knock Input 2
47Universal Digital Input 6
51Knock Input 1
OEM-B-11 Ignition coil 4 (IGN COIL4)
OEM-B-12 Ignition coil 3 (IGN COIL3)
OEM-B-2 Ignition coil 6 (IGN COIL6)
OEM-B-10 Ignition coil 5 (IGN COIL5)
OEM-A-24 Ignition coil 2 (IGN COIL2)
OEM-C-6 Starter switch (STS)
OEM-D-19 Rear primary O2 signal (O2S RP)
OEM-D-20 EGR valve lift sensor (EGRL)
0V sensor
0V sensor
OEM-A-11 Ignition coil 1 (IGN COIL1)
OEM-C-4 Clutch switch (MTCLS, M/T)
OEM-B-8 Crank position sensor 1 + (CKP 1P)
0V sensor
OEM-B-6 Cylinder position sensor 1 + (CYP 1P)
OEM-B-5 Cylinder position sensor 2 + (CYP 2P)
OEM-D-12 Throttle position sensor (TPS)
OEM-D-18 Front primary O2 signal (O2S FP)
0V sensor
OEM-B-7 Crank position sensor 2 + (CKP 2P)
OEM-F-12 Accelerator pedal position 2 (AP2)
OEM-F-13 Accelerator pedal position 1 (AP1)
OEM-D-7 Engine coolant temperature (ECT)
OEM-D-8 Intake air temperature (IAT)
OEM-C-7 Vehicle speed sensor (VSS)
OEM-D-9 MAP sensor
OEM-D-2 Knock sensor rear (KSR)
OEM-B-4 Neutral switch (NT SW, M/T)
OEM-D-13 Knock sensor front (KSF)
SP-GND · 11 pins
SP-0V · 17 pins
SP-14V · 11 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.
92 / 92 connections
Columns ▾
Lengths need a layout. Add bundles in Layout.
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