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-B-U Low Side Injector 1
M190-A-12 Peak Hold Injector 2
M190-A-2 Low Side Injector 2
M190-B-V Low Side Injector 2
M190-A-17 Low Side Injector 11
GND
M190-C-32 Universal Digital Input 2
M190-C-16 Low Side Ignition 1
M190-C-8 Low Side Ignition 2
M190-C-2 Low Side Ignition 3
M190-A-32 Low Side Injector 10
M190-A-1 Low Side Injector 3
M190-B-b Low Side Injector 3
M190-A-5 Low Side Injector 4
M190-B-S Low Side Injector 4
GND
0V sensor
M190-C-18 Universal Digital Input 1
M190-C-12 Analogue Voltage Input 7
M190-C-47 Universal Digital Input 6
M190-C-44 Knock Input 2
M190-C-51 Knock Input 1
GND
OEM-B74
Stock ECU being replaced
1Injector 3 (#30)
2Injector 4 (#40)
3Injector 5 (#50)
4Injector 6 (#60)
5Intake air bypass VSV (VSV1)
9ETCS-i ground (ME01)
10Cam position (G2)
11Ignition 1 (IGT, cyl 1&6)
12Ignition 2 (IGT2, cyl 5&2)
13Ignition 3 (IGT3, cyl 3&4)
15Wastegate VSV (PMC)
17VVT-i OCV - (OCV-)
18VVT-i OCV + (OCV+)
19ETCS-i clutch - (CL-)
20ETCS-i clutch + (CL+)
21Power ground (E01)
22Crank/cam sensor return (NE-)
23Crank position (NE+)
24Neutral/park switch (NSW)
25Igniter verification (IGF)
27Knock sensor 2 (KNK2, rear)
28Knock sensor 1 (KNK1, front)
31Power ground (E02)
5V ref
M190-A-4 Low Side Injector 12
M190-A-40 Low Side Injector 6
M190-A-11 Peak Hold Injector 1
M190-A-3 Low Side Injector 1
M190-A-26 Peak Hold Injector 3
M190-C-6 Analogue Voltage Input 8
M190-C-42 Analogue Voltage Input 1
M190-C-11 Analogue Voltage Input 6
M190-A-7 Lambda Narrow Input 1
M190-C-37 Analogue Temperature Input 1
M190-C-36 Analogue Voltage Input 2
M190-C-28 Analogue Voltage Input 4
GND
0V sensor
0V sensor
M190-A-37 Digital Input 4
M190-A-30 Digital Input 3
M190-C-39 Analogue Temperature Input 2
M190-C-35 Analogue Voltage Input 3
M190-C-29 Analogue Voltage Input 5
OEM-B75
Stock ECU being replaced
2Sensor power (VC)
3Exhaust gas control VSV (VSV2)
4O2 sensor heater (HT)
5Injector 1 (#10)
6Injector 2 (#20)
7EVAP purge VSV (PRG)
8Main oil pressure switch (MOPS)
9Manifold pressure (PIM)
10Mass air flow (VG)
12O2 sensor (OX)
14Coolant temperature (THW)
15Accelerator pedal 1 (VPA)
16Accelerator pedal 2 (VPA2)
17Power ground (E1)
18Sensor ground (E2)
19MAF ground (EVG)
20A/T 2nd-gear indicator (2)
21A/T 1st-gear indicator (L)
22Intake air temperature (THA)
23Throttle position 1 (VTA)
24Throttle position 2 (VTA2)
M190-B-T Low Side Injector 6
M190-A-25 Low Side Injector 7
M190-A-10 Low Side Injector 8
M190-C-10 Universal Digital Input 8
M190-C-40 Universal Digital Input 5
M190-A-47 Low Side Injector 9
M190-A-42 Peak Hold Injector 9
M190-A-43 Peak Hold Injector 10
M190-A-49 Peak Hold Injector 11
M190-C-17 Universal Digital Input 7
M190-C-27 Universal Digital Input 4
M190-A-33 Peak Hold Injector 4
M190-A-45 Peak Hold Injector 5
M190-A-44 Peak Hold Injector 6
M190-A-36 Peak Hold Injector 7
M190-A-51 Peak Hold Injector 8
M190-C-38 Analogue Temperature Input 3
OEM-B76
Stock ECU being replaced
1A/T shift solenoid 1 (S1)
2A/T shift solenoid 2 (S2)
3A/T shift solenoid 3 (S3)
4OD direct-clutch speed (NCO+)
5No.2 speed sensor (SP2+)
6A/T shift solenoid 4 (S4)
7A/T lock-up solenoid + (SLU+)
8A/T accumulator solenoid + (SLN+)
9A/T line-pressure solenoid + (SLT+)
10OD direct-clutch speed (NCO-)
11No.2 speed sensor return (SP2-)
12Exhaust bypass VSV (VSV3)
13A/T lock-up solenoid - (SLU-)
14A/T accumulator solenoid - (SLN-)
15A/T line-pressure solenoid - (SLT-)
16Fuel pressure-up VSV (FPU)
17A/T oil temperature (OIL)
M190-C-13 Analogue Voltage Input 9
M190-A-35 Analogue Voltage Input 12
M190-A-27 Analogue Voltage Input 15
M190-A-28 Analogue Voltage Input 16
M190-A-29 Analogue Voltage Input 17
M190-A-48 Low Side Injector 5
M190-C-7 Analogue Voltage Input 10
M190-A-13 Analogue Voltage Input 11
M190-C-22 Universal Digital Input 9
M190-C-21 Universal Digital Input 10
M190-A-34 Analogue Voltage Input 13
M190-C-25 Universal Digital Input 3
M190-A-41 Analogue Voltage Input 14
M190-C-20 Universal Digital Input 11
OEM-B77
Stock ECU being replaced
1A/C request (AC)
2Starter signal (STA)
4A/T shift up (SFTU)
5Diagnostic/timing check (TC)
6Stop light switch (STP)
13A/C clutch relay (ACMG)
14A/T shift down (SFTD)
16A/T reverse indicator (R)
18Rear right wheel speed (RRO)
19Rear left wheel speed (RLO)
21ABS active (ABS)
25No.1 speed sensor (SPD)
26Electrical load sense (ELS)
27Road speed (RSPD)
Battery constant (BATT)
M190-A-50 Peak Hold Injector 12
M190-C-19 Universal Digital Input 12
ETCS-i power (+BM)
EFI main relay power (+B2)
M190-B-a Low Side Injector 5
EFI main relay power (+B)
0V sensor
OEM-B78
Stock ECU being replaced
1Battery constant (BATT)
2TRAC snow-mode light (SNOW)
4Fuel pump diagnostic (DI)
7ETCS-i power (+BM)
8EFI main relay power (+B2)
10EFI main relay control (M-REL)
16EFI main relay power (+B)
22Switch ground (EC)
M190-A-21 Digital Input 1
M190-A-14 Digital Input 2
OEM-B79
Stock ECU being replaced
7Front right wheel speed (FRO)
8Front left wheel speed (FLO)
M190
M190-A
M190
1Low Side Injector 3
2Low Side Injector 2
3Low Side Injector 1
4Low Side Injector 12
5Low Side Injector 4
7Lambda Narrow Input 1
10Low Side Injector 8
11Peak Hold Injector 1
12Peak Hold Injector 2
13Analogue Voltage Input 11
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
27Analogue Voltage Input 15
28Analogue Voltage Input 16
29Analogue Voltage Input 17
30Digital Input 3
32Low Side Injector 10
33Peak Hold Injector 4
34Analogue Voltage Input 13
35Analogue Voltage Input 12
36Peak Hold Injector 7
37Digital Input 4
38Battery Backup
40Low Side Injector 6
41Analogue Voltage Input 14
42Peak Hold Injector 9
43Peak Hold Injector 10
44Peak Hold Injector 6
45Peak Hold Injector 5
47Low Side Injector 9
48Low Side Injector 5
49Peak Hold Injector 11
50Peak Hold Injector 12
51Peak Hold Injector 8
OEM-B74-17 VVT-i OCV - (OCV-)
OEM-B74-3 Injector 5 (#50)
OEM-B75-6 Injector 2 (#20)
OEM-B75-3 Exhaust gas control VSV (VSV2)
OEM-B74-19 ETCS-i clutch - (CL-)
OEM-B75-12 O2 sensor (OX)
OEM-B76-3 A/T shift solenoid 3 (S3)
OEM-B75-5 Injector 1 (#10)
OEM-B74-2 Injector 4 (#40)
OEM-B77-16 A/T reverse indicator (R)
OEM-B79-8 Front left wheel speed (FLO)
5V ref
OEM-B74-5 Intake air bypass VSV (VSV1)
0V sensor
0V sensor
0V sensor
OEM-B79-7 Front right wheel speed (FRO)
OEM-B76-2 A/T shift solenoid 2 (S2)
OEM-B75-7 EVAP purge VSV (PRG)
OEM-B77-4 A/T shift up (SFTU)
OEM-B77-5 Diagnostic/timing check (TC)
OEM-B77-6 Stop light switch (STP)
OEM-B75-21 A/T 1st-gear indicator (L)
OEM-B74-15 Wastegate VSV (PMC)
OEM-B76-12 Exhaust bypass VSV (VSV3)
OEM-B77-21 ABS active (ABS)
OEM-B77-2 Starter signal (STA)
OEM-B76-15 A/T line-pressure solenoid - (SLT-)
OEM-B75-20 A/T 2nd-gear indicator (2)
Battery Backup
OEM-B75-4 O2 sensor heater (HT)
OEM-B77-26 Electrical load sense (ELS)
OEM-B76-7 A/T lock-up solenoid + (SLU+)
OEM-B76-8 A/T accumulator solenoid + (SLN+)
OEM-B76-14 A/T accumulator solenoid - (SLN-)
OEM-B76-13 A/T lock-up solenoid - (SLU-)
OEM-B76-6 A/T shift solenoid 4 (S4)
OEM-B77-13 A/C clutch relay (ACMG)
OEM-B76-9 A/T line-pressure solenoid + (SLT+)
OEM-B78-2 TRAC snow-mode light (SNOW)
OEM-B76-16 Fuel pressure-up VSV (FPU)
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-B78-10 EFI main relay control (M-REL)
OEM-B74-18 VVT-i OCV + (OCV+)
GND
GND
Battery Positive 1
Battery Positive 2
Battery Positive 3
Battery Positive 4
OEM-B74-20 ETCS-i clutch + (CL+)
OEM-B76-1 A/T shift solenoid 1 (S1)
OEM-B74-1 Injector 3 (#30)
OEM-B74-4 Injector 6 (#60)
GND
GND
GND
GND
M190-C
M190
2Low Side Ignition 3
6Analogue Voltage Input 8
7Analogue Voltage Input 10
8Low Side Ignition 2
10Universal Digital Input 8
11Analogue Voltage Input 6
12Analogue Voltage Input 7
13Analogue Voltage Input 9
14Sensor 0V A1
15Sensor 0V A2
16Low Side Ignition 1
17Universal Digital Input 7
18Universal Digital Input 1
19Universal Digital Input 12
20Universal Digital Input 11
21Universal Digital Input 10
22Universal Digital Input 9
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
38Analogue Temperature Input 3
39Analogue Temperature Input 2
40Universal Digital Input 5
42Analogue Voltage Input 1
44Knock Input 2
47Universal Digital Input 6
51Knock Input 1
OEM-B74-13 Ignition 3 (IGT3, cyl 3&4)
OEM-B75-8 Main oil pressure switch (MOPS)
OEM-B77-14 A/T shift down (SFTD)
OEM-B74-12 Ignition 2 (IGT2, cyl 5&2)
OEM-B76-4 OD direct-clutch speed (NCO+)
OEM-B75-10 Mass air flow (VG)
OEM-B74-24 Neutral/park switch (NSW)
OEM-B77-1 A/C request (AC)
0V sensor
0V sensor
OEM-B74-11 Ignition 1 (IGT, cyl 1&6)
OEM-B76-10 OD direct-clutch speed (NCO-)
OEM-B74-23 Crank position (NE+)
OEM-B78-4 Fuel pump diagnostic (DI)
OEM-B77-27 Road speed (RSPD)
OEM-B77-19 Rear left wheel speed (RLO)
OEM-B77-18 Rear right wheel speed (RRO)
0V sensor
OEM-B77-25 No.1 speed sensor (SPD)
OEM-B76-11 No.2 speed sensor return (SP2-)
OEM-B75-16 Accelerator pedal 2 (VPA2)
OEM-B75-24 Throttle position 2 (VTA2)
0V sensor
OEM-B74-10 Cam position (G2)
OEM-B75-23 Throttle position 1 (VTA)
OEM-B75-15 Accelerator pedal 1 (VPA)
OEM-B75-14 Coolant temperature (THW)
OEM-B76-17 A/T oil temperature (OIL)
OEM-B75-22 Intake air temperature (THA)
OEM-B76-5 No.2 speed sensor (SP2+)
OEM-B75-9 Manifold pressure (PIM)
OEM-B74-27 Knock sensor 2 (KNK2, rear)
OEM-B74-25 Igniter verification (IGF)
OEM-B74-28 Knock sensor 1 (KNK1, front)
SP-GND · 11 pins
SP-0V · 12 pins
SP-14V · 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.
102 / 102 connections
Columns ▾
Lengths need a layout. Add bundles in Layout.
Not set yet: signal, colour, stripe, ident.
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