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
NEXUSS3-A
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| Point | Signal | Family | Evidence | Destination |
|---|---|---|---|---|
| Injector | corroborated· Vendor | OEM-T121-96Injector 1 (N30) | ||
| Injector | corroborated· Vendor | OEM-T121-89Injector 2 (N31) | ||
| Injector | corroborated· Vendor | OEM-T121-97Injector 3 (N32) | ||
| Injector | corroborated· Vendor | OEM-T121-88Injector 4 (N33) | ||
| Injector | corroborated· Vendor | OEM-T121-48EPC warning light | ||
| Injector | corroborated· Vendor | OEM-T121-64EVAP canister valve (N80) | ||
| Injector | corroborated· Vendor | OEM-T121-9Secondary-air injection valve (N112) | ||
| Injector | corroborated· Vendor | not connected | ||
| Low-side out | corroborated· Vendor | OEM-T121-66Secondary-air pump relay (J299) | ||
| Ground | corroborated· Vendor | SP-GND-1 | ||
| Ground | corroborated· Vendor | SP-GND-1 | ||
| Low-side out | corroborated· Vendor | OEM-T121-63Post-cat lambda heater (Z29) | ||
| Digital in | corroborated· Vendor | OEM-T121-3Ignition switch +12V (term 15) | ||
| Low-side out | corroborated· Vendor | OEM-T121-104Boost control solenoid (N75) | ||
| Low-side out | corroborated· Vendor | OEM-T121-105Diverter valve (N249) | ||
| Low-side out | corroborated· Vendor | OEM-T121-115VVT camshaft adjustment valve (N205) | ||
| Low-side out | corroborated· Vendor | OEM-T121-47Check engine light (MIL) | ||
| Power in | corroborated· Vendor | SP-14V-1 | ||
| H-bridge | corroborated· Vendor | OEM-T121-117Throttle motor G186 (+) | ||
| H-bridge | corroborated· Vendor | OEM-T121-118Throttle motor G186 (−) | ||
| H-bridge | corroborated· Vendor | not connected | ||
| H-bridge | corroborated· Vendor | not connected | ||
| CAN high | corroborated· Vendor | OEM-T121-60CAN bus high | ||
| CAN low | corroborated· Vendor | OEM-T121-58CAN bus low | ||
| Power in | corroborated· Vendor | SP-14V-1 | ||
| Low-side out | corroborated· Vendor | OEM-T121-65Fuel pump relay control | ||
| Ignition | corroborated· Vendor | OEM-T121-102Ignition coil 1 (N127) | ||
| Ignition | corroborated· Vendor | OEM-T121-95Ignition coil 2 (N128) | ||
| Ignition | corroborated· Vendor | OEM-T121-103Ignition coil 3 (N158) | ||
| Ignition | corroborated· Vendor | OEM-T121-94Ignition coil 4 (N163) | ||
| Ignition | corroborated· Vendor | not connected | ||
| Ignition | corroborated· Vendor | not connected | ||
| Ignition | corroborated· Vendor | not connected | ||
| Ignition | corroborated· Vendor | not connected |
Mates
No mated connectors (e.g. OEM plug ↔ adapter header).
mates with