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.
Connectors
OEM-T121
face not drawn
| Point | Signal | Family | Evidence | Destination |
|---|---|---|---|---|
| Ground | corroborated· Community | SP-GND-1 | ||
| Ground | corroborated· Community | SP-GND-1 | ||
| Digital in | corroborated· Community | SL6-B-4Ignition switch input | ||
| Low-side out | corroborated· Community | SL6-A-15Auxiliary output 6 | ||
| Low-side out | corroborated· Community | SL6-A-6Injection channel 6 | ||
| Power in | corroborated· Community | SP-14V-1 | ||
| Power in | corroborated· Community | not connected | ||
| Sensor ground | corroborated· Community | SP-0V-1 | ||
| Analog in | corroborated· Community | SL6-B-13Analog input 3 | ||
| Sensor ground | corroborated· Community | SP-0V-1 | ||
| Analog in | corroborated· Community | SL6-B-15Analog input 5 | ||
| Sensor ground | corroborated· Community | SP-0V-1 | ||
| Tacho out | corroborated· Community | not connected | ||
| Serial | corroborated· Community | not connected | ||
| Low-side out | corroborated· Community | SL6-A-12Auxiliary output 3 | ||
| Low-side out | corroborated· Community | SL6-A-13Auxiliary output 4 | ||
| Wideband Ip | corroborated· Community | not connected | ||
| Wideband Ip | corroborated· Community | not connected | ||
| Analog in | corroborated· Community | SL6-B-11Analog input 1 | ||
| Digital in | corroborated· Community | SL6-A-20Digital input 1 | ||
| CAN low | corroborated· Community | SL6-B-28CAN 1 L | ||
| CAN high | corroborated· Community | SL6-B-27CAN 1 H | ||
| Power in | corroborated· Community | not connected | ||
| Low-side out | corroborated· Community | SL6-A-16Auxiliary output 7 | ||
| Low-side out | corroborated· Community | SL6-A-5Injection channel 5 | ||
| Low-side out | corroborated· Community | SL6-B-3EFI relay output (low side, 200 mA) | ||
| Low-side out | corroborated· Community | SL6-A-14Auxiliary output 5 | ||
| O2 narrowband | corroborated· Community | SL6-B-21Analog input 8 (switchable 1k pull-up) | ||
| O2 narrowband | corroborated· Community | SL6-B-22Analog input 9 (switchable 1k pull-up) | ||
| Wideband Vs | corroborated· Community | not connected | ||
| Wideband Vs | corroborated· Community | not connected | ||
| 5V / 8V ref | corroborated· Community | SP-5V1-1 | ||
| 5V / 8V ref | corroborated· Community | SP-5V1-1 | ||
| Crank / cam | corroborated· Community | SL6-B-5Crank index sensor + | ||
| 5V / 8V ref | corroborated· Community | SP-5V1-1 | ||
| Analog in | corroborated· Community | SL6-B-14Analog input 4 | ||
| Temp in | corroborated· Community | SL6-B-23Analog input 10 (switchable 1k pull-up) | ||
| Crank / cam | corroborated· Community | SL6-B-7Sync sensor + | ||
| Injector | corroborated· Community | SL6-A-4Injection channel 4 | ||
| Injector | corroborated· Community | SL6-A-2Injection channel 2 | ||
| Sensor ground | corroborated· Community | SP-0V-1 | ||
| Sensor ground | corroborated· Community | SP-0V-1 | ||
| Analog in | corroborated· Community | SL6-B-19Analog input 6 | ||
| Temp in | corroborated· Community | SL6-B-20Analog input 7 (switchable 1k pull-up) | ||
| Ignition | corroborated· Community | SL6-A-29Ignition channel 4 | ||
| Ignition | corroborated· Community | SL6-A-27Ignition channel 2 | ||
| Injector | corroborated· Community | SL6-A-1Injection channel 1 | ||
| Injector | corroborated· Community | SL6-A-3Injection channel 3 | ||
| 5V / 8V ref | corroborated· Community | SP-5V1-1 | ||
| 5V / 8V ref | corroborated· Community | SP-5V1-1 | ||
| Analog in | corroborated· Community | SL6-B-12Analog input 2 | ||
| Ignition | corroborated· Community | SL6-A-26Ignition channel 1 | ||
| Ignition | corroborated· Community | SL6-A-28Ignition channel 3 | ||
| Low-side out | corroborated· Community | SL6-A-17Auxiliary output 8 | ||
| Low-side out | corroborated· Community | SL6-A-10Auxiliary output 1 | ||
| Knock | corroborated· Community | SL6-B-16Knock 1 + | ||
| Knock | corroborated· Community | SL6-B-24Knock 2 + | ||
| Sensor ground | corroborated· Community | SP-0V-1 | ||
| Low-side out | corroborated· Community | SL6-A-11Auxiliary output 2 | ||
| H-bridge | corroborated· Community | SL6-A-18Auxiliary output 9 | ||
| H-bridge | corroborated· Community | SL6-A-19Auxiliary output 10 | ||
| Power in | corroborated· Community | SP-14V-1 |
Mates
No mated connectors (e.g. OEM plug ↔ adapter header).
mates with