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
EMUPRO16-A-4 Injector 3
EMUPRO16-A-5 Injector 4
EMUPRO16-A-6 Injector 5
EMUPRO16-A-7 Injector 6
EMUPRO16-D-13 Auxiliary 13
GND
EMUPRO16-A-30 Ignition 1
EMUPRO16-A-29 Ignition 2
EMUPRO16-A-28 Ignition 3
EMUPRO16-C-3 Auxiliary 12
EMUPRO16-B-1 Auxiliary 1 (WBO heater)
EMUPRO16-B-2 Auxiliary 2 (WBO heater)
EMUPRO16-B-3 Auxiliary 3 (WBO heater)
EMUPRO16-B-4 Auxiliary 4 (WBO heater)
GND
0V sensor
EMUPRO16-A-21 Digital 1 (crank)
EMUPRO16-C-4 Analog 7
EMUPRO16-A-24 Digital 5 (turbo)
EMUPRO16-B-17 Knock sensor 2
EMUPRO16-B-16 Knock sensor 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)
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
EMUPRO16-D-19 Auxiliary 14
EMUPRO16-B-7 Auxiliary 7
EMUPRO16-A-2 Injector 1
EMUPRO16-A-3 Injector 2
EMUPRO16-D-26 Auxiliary 15
EMUPRO16-D-22 Precision analog 7
EMUPRO16-C-10 Analog 1 (MAP)
EMUPRO16-C-19 Analog 4
EMUPRO16-C-34 Precision analog 4
EMUPRO16-C-33 Precision analog 3
EMUPRO16-C-31 Precision analog 1
EMUPRO16-C-32 Precision analog 2
GND
0V sensor
0V sensor
EMUPRO16-D-15 Precision analog 6
EMUPRO16-C-20 Analog 6
EMUPRO16-C-12 Analog 5
EMUPRO16-C-18 Analog 2
EMUPRO16-C-11 Analog 3
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)
EMUPRO16-B-13 Auxiliary 8
EMUPRO16-A-25 Auxiliary 9
EMUPRO16-C-1 Auxiliary 10
EMUPRO16-A-23 Digital 7
EMUPRO16-A-14 Digital 4
EMUPRO16-C-2 Auxiliary 11
EMUPRO16-D-2 Injector 11
EMUPRO16-D-3 Injector 12
EMUPRO16-D-4 Injector 13
EMUPRO16-A-16 Digital 6 (turbo)
EMUPRO16-A-22 Digital 3
EMUPRO16-D-25 Auxiliary 16
EMUPRO16-A-8 Injector 7
EMUPRO16-A-9 Injector 8
EMUPRO16-D-8 Injector 9
EMUPRO16-D-1 Injector 10
EMUPRO16-D-21 Precision analog 5
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)
EMUPRO16-C-13 Analog 8
EMUPRO16-C-5 Analog 10 (2k2 pull)
EMUPRO16-C-15 Analog 13 (1k pull)
EMUPRO16-C-23 Analog 14 (1k pull)
EMUPRO16-C-16 Analog 15 (330R pull)
EMUPRO16-C-24 Analog 16 (100R pull)
EMUPRO16-B-5 Auxiliary 5
EMUPRO16-D-16 Precision analog 8
EMUPRO16-C-21 Analog 9 (2k2 pull)
EMUPRO16-A-15 Digital 8
EMUPRO16-D-11 Digital 9 / Analog 19
EMUPRO16-C-14 Analog 11 (2k2 pull)
EMUPRO16-A-13 Digital 2
EMUPRO16-C-22 Analog 12 (2k2 pull)
EMUPRO16-D-12 Digital 10 / Analog 20
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)
7A/T manual position (3)
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)
EMUPRO16-D-5 Injector 14
EMUPRO16-D-9 Analog 17
EMUPRO16-D-6 Injector 15
EMUPRO16-D-7 Injector 16
ETCS-i power (+BM)
EFI main relay power (+B2)
EMUPRO16-B-15 +12V switched
EMUPRO16-B-6 Auxiliary 6
EFI main relay power (+B)
0V sensor
OEM-B78
Stock ECU being replaced
2TRAC snow-mode light (SNOW)
3TRAC snow-mode switch (SNWI)
5Fuel pump control (FPC)
6Check-engine light (W)
7ETCS-i power (+BM)
8EFI main relay power (+B2)
9Ignition switch (IGSW)
10EFI main relay control (M-REL)
16EFI main relay power (+B)
22Switch ground (EC)
EMUPRO16-D-10 Analog 18
OEM-B79
Stock ECU being replaced
2TRAC off switch (MSW)
EMUPRO16
EMUPRO16-A
EMUPRO16
2Injector 1
3Injector 2
4Injector 3
5Injector 4
6Injector 5
7Injector 6
8Injector 7
9Injector 8
11Power GND
12+5V source A
13Digital 2
14Digital 4
15Digital 8
16Digital 6 (turbo)
17Power GND
19Power GND
20Digital GND
21Digital 1 (crank)
22Digital 3
23Digital 7
24Digital 5 (turbo)
25Auxiliary 9
28Ignition 3
29Ignition 2
30Ignition 1
OEM-B75-5 Injector 1 (#10)
OEM-B75-6 Injector 2 (#20)
OEM-B74-1 Injector 3 (#30)
OEM-B74-2 Injector 4 (#40)
OEM-B74-3 Injector 5 (#50)
OEM-B74-4 Injector 6 (#60)
OEM-B76-13 A/T lock-up solenoid - (SLU-)
OEM-B76-14 A/T accumulator solenoid - (SLN-)
GND
5V ref
OEM-B77-25 No.1 speed sensor (SPD)
OEM-B76-5 No.2 speed sensor (SP2+)
OEM-B77-18 Rear right wheel speed (RRO)
OEM-B76-10 OD direct-clutch speed (NCO-)
GND
GND
0V sensor
OEM-B74-23 Crank position (NE+)
OEM-B76-11 No.2 speed sensor return (SP2-)
OEM-B76-4 OD direct-clutch speed (NCO+)
OEM-B74-25 Igniter verification (IGF)
OEM-B76-2 A/T shift solenoid 2 (S2)
OEM-B74-13 Ignition 3 (IGT3, cyl 3&4)
OEM-B74-12 Ignition 2 (IGT2, cyl 5&2)
OEM-B74-11 Ignition 1 (IGT, cyl 1&6)
EMUPRO16-B
EMUPRO16
1Auxiliary 1 (WBO heater)
2Auxiliary 2 (WBO heater)
3Auxiliary 3 (WBO heater)
4Auxiliary 4 (WBO heater)
5Auxiliary 5
6Auxiliary 6
7Auxiliary 7
8+12V supply
9Digital GND (flash drive)
13Auxiliary 8
14+12V supply
15+12V switched
16Knock sensor 1
17Knock sensor 2
19Power GND
OEM-B74-17 VVT-i OCV - (OCV-)
OEM-B74-18 VVT-i OCV + (OCV+)
OEM-B74-19 ETCS-i clutch - (CL-)
OEM-B74-20 ETCS-i clutch + (CL+)
OEM-B77-13 A/C clutch relay (ACMG)
OEM-B78-10 EFI main relay control (M-REL)
OEM-B75-4 O2 sensor heater (HT)
+12V supply
0V sensor
OEM-B76-1 A/T shift solenoid 1 (S1)
+12V supply
OEM-B78-9 Ignition switch (IGSW)
OEM-B74-28 Knock sensor 1 (KNK1, front)
OEM-B74-27 Knock sensor 2 (KNK2, rear)
GND
EMUPRO16-C
EMUPRO16
1Auxiliary 10
2Auxiliary 11
3Auxiliary 12
4Analog 7
5Analog 10 (2k2 pull)
10Analog 1 (MAP)
11Analog 3
12Analog 5
13Analog 8
14Analog 11 (2k2 pull)
15Analog 13 (1k pull)
16Analog 15 (330R pull)
18Analog 2
19Analog 4
20Analog 6
21Analog 9 (2k2 pull)
22Analog 12 (2k2 pull)
23Analog 14 (1k pull)
24Analog 16 (100R pull)
29Analog GND
30Power GND
31Precision analog 1
32Precision analog 2
33Precision analog 3
34Precision analog 4
OEM-B76-3 A/T shift solenoid 3 (S3)
OEM-B76-6 A/T shift solenoid 4 (S4)
OEM-B74-15 Wastegate VSV (PMC)
OEM-B74-24 Neutral/park switch (NSW)
OEM-B77-2 Starter signal (STA)
OEM-B75-9 Manifold pressure (PIM)
OEM-B75-24 Throttle position 2 (VTA2)
OEM-B75-22 Intake air temperature (THA)
OEM-B77-1 A/C request (AC)
OEM-B77-21 ABS active (ABS)
OEM-B77-4 A/T shift up (SFTU)
OEM-B77-6 Stop light switch (STP)
OEM-B75-23 Throttle position 1 (VTA)
OEM-B75-10 Mass air flow (VG)
OEM-B75-21 A/T 1st-gear indicator (L)
OEM-B77-16 A/T reverse indicator (R)
OEM-B77-26 Electrical load sense (ELS)
OEM-B77-5 Diagnostic/timing check (TC)
OEM-B77-7 A/T manual position (3)
0V sensor
GND
OEM-B75-15 Accelerator pedal 1 (VPA)
OEM-B75-16 Accelerator pedal 2 (VPA2)
OEM-B75-14 Coolant temperature (THW)
OEM-B75-12 O2 sensor (OX)
EMUPRO16-D
EMUPRO16
1Injector 10
2Injector 11
3Injector 12
4Injector 13
5Injector 14
6Injector 15
7Injector 16
8Injector 9
9Analog 17
10Analog 18
11Digital 9 / Analog 19
12Digital 10 / Analog 20
13Auxiliary 13
15Precision analog 6
16Precision analog 8
17Analog GND
18Power GND
19Auxiliary 14
21Precision analog 5
22Precision analog 7
25Auxiliary 16
26Auxiliary 15
OEM-B76-16 Fuel pressure-up VSV (FPU)
OEM-B76-7 A/T lock-up solenoid + (SLU+)
OEM-B76-8 A/T accumulator solenoid + (SLN+)
OEM-B76-9 A/T line-pressure solenoid + (SLT+)
OEM-B78-2 TRAC snow-mode light (SNOW)
OEM-B78-5 Fuel pump control (FPC)
OEM-B78-6 Check-engine light (W)
OEM-B76-15 A/T line-pressure solenoid - (SLT-)
OEM-B78-3 TRAC snow-mode switch (SNWI)
OEM-B79-2 TRAC off switch (MSW)
OEM-B77-19 Rear left wheel speed (RLO)
OEM-B77-27 Road speed (RSPD)
OEM-B74-5 Intake air bypass VSV (VSV1)
OEM-B75-20 A/T 2nd-gear indicator (2)
OEM-B77-14 A/T shift down (SFTD)
0V sensor
GND
OEM-B75-3 Exhaust gas control VSV (VSV2)
OEM-B76-17 A/T oil temperature (OIL)
OEM-B75-8 Main oil pressure switch (MOPS)
OEM-B76-12 Exhaust bypass VSV (VSV3)
OEM-B75-7 EVAP purge VSV (PRG)
SP-GND · 11 pins
SP-0V · 9 pins
SP-14V · 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.