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
SL6-A-3 Injection channel 3
SL6-A-4 Injection channel 4
SL6-A-5 Injection channel 5
SL6-A-6 Injection channel 6
GND
SL6-B-7 Sync sensor +
SL6-A-26 Ignition channel 1
SL6-A-27 Ignition channel 2
SL6-A-28 Ignition channel 3
SL6-B-3 EFI relay output (low side, 200 mA)
SL6-A-14 Auxiliary output 5
SL6-A-15 Auxiliary output 6
SL6-A-16 Auxiliary output 7
GND
0V sensor
SL6-B-5 Crank index sensor +
SL6-A-23 Digital input 4
SL6-B-24 Knock 2 +
SL6-B-16 Knock 1 +
SL6-B-9 Shield (crank/sync/knock) (via SP-SHD)
GND
OEM-B74
Stock ECU being replaced
1Injector 3 (#30)
2Injector 4 (#40)
3Injector 5 (#50)
4Injector 6 (#60)
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)
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+)
25Igniter verification (IGF)
27Knock sensor 2 (KNK2, rear)
28Knock sensor 1 (KNK1, front)
30ETCS-i motor shield (GEO1)
31Power ground (E02)
5V ref
SL6-A-11 Auxiliary output 2
SL6-A-1 Injection channel 1
SL6-A-2 Injection channel 2
SL6-B-11 Analog input 1
SL6-B-20 Analog input 7 (switchable 1k pull-up)
SL6-B-21 Analog input 8 (switchable 1k pull-up)
SL6-B-19 Analog input 6
SL6-B-12 Analog input 2
SL6-B-14 Analog input 4
GND
0V sensor
0V sensor
SL6-B-22 Analog input 9 (switchable 1k pull-up)
SL6-B-13 Analog input 3
SL6-B-15 Analog input 5
OEM-B75
Stock ECU being replaced
2Sensor power (VC)
4O2 sensor heater (HT)
5Injector 1 (#10)
6Injector 2 (#20)
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)
22Intake air temperature (THA)
23Throttle position 1 (VTA)
24Throttle position 2 (VTA2)
SL6-A-12 Auxiliary output 3
SL6-A-13 Auxiliary output 4
SL6-A-25 Digital input 6
SL6-A-22 Digital input 3
SL6-A-24 Digital input 5
SL6-A-21 Digital input 2
SL6-B-23 Analog input 10 (switchable 1k pull-up)
OEM-B76
Stock ECU being replaced
1A/T shift solenoid 1 (S1)
2A/T shift solenoid 2 (S2)
4OD direct-clutch speed (NCO+)
5No.2 speed sensor (SP2+)
10OD direct-clutch speed (NCO-)
11No.2 speed sensor return (SP2-)
17A/T oil temperature (OIL)
SL6-A-17 Auxiliary output 8
SL6-A-20 Digital input 1
OEM-B77
Stock ECU being replaced
13A/C clutch relay (ACMG)
25No.1 speed sensor (SPD)
ETCS-i power (+BM)
EFI main relay power (+B2)
SL6-B-4 Ignition switch input
SL6-A-10 Auxiliary output 1
EFI main relay power (+B)
0V sensor
OEM-B78
Stock ECU being replaced
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)
OEM-B79
Stock ECU being replaced
SL6
SL6-A
SL6
1Injection channel 1
2Injection channel 2
3Injection channel 3
4Injection channel 4
5Injection channel 5
6Injection channel 6
7–8 no data
10Auxiliary output 1
11Auxiliary output 2
12Auxiliary output 3
13Auxiliary output 4
14Auxiliary output 5
15Auxiliary output 6
16Auxiliary output 7
17Auxiliary output 8
20Digital input 1
21Digital input 2
22Digital input 3
23Digital input 4
24Digital input 5
25Digital input 6
26Ignition channel 1
27Ignition channel 2
28Ignition channel 3
32–33 no data
34Aux 9–10 14V supply
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)
7–8 no data
OEM-B78-10 EFI main relay control (M-REL)
OEM-B75-4 O2 sensor heater (HT)
OEM-B76-1 A/T shift solenoid 1 (S1)
OEM-B76-2 A/T shift solenoid 2 (S2)
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-B77-25 No.1 speed sensor (SPD)
OEM-B76-11 No.2 speed sensor return (SP2-)
OEM-B76-5 No.2 speed sensor (SP2+)
OEM-B74-25 Igniter verification (IGF)
OEM-B76-10 OD direct-clutch speed (NCO-)
OEM-B76-4 OD direct-clutch speed (NCO+)
OEM-B74-11 Ignition 1 (IGT, cyl 1&6)
OEM-B74-12 Ignition 2 (IGT2, cyl 5&2)
OEM-B74-13 Ignition 3 (IGT3, cyl 3&4)
32–33 no data
Aux 9–10 14V supply
SL6-B
SL6
1ECU 14V supply
2Sensor supply Vref1 5.0V
3EFI relay output (low side, 200 mA)
4Ignition switch input
5Crank index sensor +
6Crank index sensor −
7Sync sensor +
8Sync sensor −
9Shield (crank/sync/knock)
10Analog sensor 0V reference
11Analog input 1
12Analog input 2
13Analog input 3
14Analog input 4
15Analog input 5
16Knock 1 +
18ECU ground
19Analog input 6
20Analog input 7 (switchable 1k pull-up)
21Analog input 8 (switchable 1k pull-up)
22Analog input 9 (switchable 1k pull-up)
23Analog input 10 (switchable 1k pull-up)
24Knock 2 +
26ECU ground
29–30 no data
ECU 14V supply
5V ref
OEM-B74-17 VVT-i OCV - (OCV-)
OEM-B78-9 Ignition switch (IGSW)
OEM-B74-23 Crank position (NE+)
SP-0V · 4 pins
OEM-B74-10 Cam position (G2)
SP-0V · 4 pins
OEM-B74-30 ETCS-i motor shield (GEO1) (via SP-SHD)
0V sensor
OEM-B75-9 Manifold pressure (PIM)
OEM-B75-15 Accelerator pedal 1 (VPA)
OEM-B75-23 Throttle position 1 (VTA)
OEM-B75-16 Accelerator pedal 2 (VPA2)
OEM-B75-24 Throttle position 2 (VTA2)
OEM-B74-28 Knock sensor 1 (KNK1, front)
GND
OEM-B75-14 Coolant temperature (THW)
OEM-B75-10 Mass air flow (VG)
OEM-B75-12 O2 sensor (OX)
OEM-B75-22 Intake air temperature (THA)
OEM-B76-17 A/T oil temperature (OIL)
OEM-B74-27 Knock sensor 2 (KNK2, rear)
GND
29–30 no data
SP-GND · 7 pins
SP-SHD · 3 pins
SP-0V · 8 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.
60 / 60 connections
Columns ▾
Lengths need a layout. Add bundles in Layout.
Not set yet: signal, colour, stripe, ident.
| Wire | From | To | Signal | Gauge | Colour | Stripe | Ident | Flags | |
|---|---|---|---|---|---|---|---|---|---|
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — |