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-A
face not drawn
| Point | Signal | Family | Evidence | Destination |
|---|---|---|---|---|
| Digital in | corroborated· Community | T4-C2-4Digital 1 | ||
| O2 narrowband | corroborated· Community | T4-C2-1Analogue 2 | ||
| Low-side out | corroborated· Community | T4-C1-5PWM 1 | ||
| Knock | corroborated· Community | not connected | ||
| Sensor ground | corroborated· Community | SP-0V-1 | ||
| Sensor ground | corroborated· Community | SP-0V-1 | ||
| Shield | corroborated· Community | not connected | ||
| Power in | corroborated· Community | not connected | ||
| Temp in | corroborated· Community | T4-C2-25Thermistor 2 | ||
| Temp in | corroborated· Community | T4-C2-7Thermistor 1 | ||
| Digital in | corroborated· Community | T4-C2-14Digital 4 | ||
| Injector | corroborated· Community | T4-C1-9Injector 1 | ||
| Ground | corroborated· Community | SP-GND-1 | ||
| Power in | corroborated· Community | SP-14V-1 | ||
| Digital in | corroborated· Community | T4-C2-15Digital 5 | ||
| 5V / 8V ref | corroborated· Community | T4-C2-245v Output | ||
| Crank / cam | corroborated· Community | T4-C2-22Cam 1 | ||
| Ground | corroborated· Community | SP-GND-1 | ||
| Analog in | corroborated· Community | T4-C2-10Analogue 1 | ||
| Low-side out | corroborated· Community | T4-C1-4PWM 2 | ||
| Low-side out | corroborated· Community | T4-C1-3PWM 3 | ||
| Ignition | corroborated· Community | T4-C1-10Coil 1 |
Mates
No mated connectors (e.g. OEM plug ↔ adapter header).
mates with