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.
Components
| Ref | Kind | Part | Exclude from BOM |
|---|---|---|---|
| MS3PROMINI-A | connector | ||
| OEM-A | connector | ||
| OEM-B | connector | ||
| OEM-D | connector | ||
| SP-0V | splice | ||
| SP-GND | splice |
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Cut list
Lengths need a layout (0 of 14 routed).
| Wire | From / To | Gauge | Signal |
|---|---|---|---|
| W1 | OEM-A-26 / SP-GND-1 | 0.85 | Power ground (E01/E02) |
| W2 | SP-GND-1 / MS3PROMINI-A-22 | 0.85 | Power ground |
| W3 | SP-GND-1 / MS3PROMINI-A-23 | 0.85 | Power ground |
| W4 | OEM-B-9 / SP-0V-1 | 0.5 | Sensor ground (E2) |
| W5 | SP-0V-1 / MS3PROMINI-A-21 | 0.5 | Sensor ground |
| W6 | OEM-A-12 / MS3PROMINI-A-10 | 0.5 | Injectors 1 & 4 (No.10) |
| W7 | OEM-A-11 / MS3PROMINI-A-11 | 0.5 | Injectors 2 & 6 (No.20) |
| W8 | OEM-A-25 / MS3PROMINI-A-12 | 0.5 | Injectors 3 & 5 (No.30) |
| W9 | OEM-B-11 / MS3PROMINI-A-28 | 0.5 | Throttle position sensor (VTA) |
| W10 | OEM-B-4 / MS3PROMINI-A-26 | 0.5 | Coolant temp (THW) |
| W11 | OEM-B-2 / MS3PROMINI-A-34 | 0.5 | Karman-vortex AFM signal (KS) |
| W12 | OEM-B-6 / MS3PROMINI-A-13 | 0.5 | Primary O2 sensor (OX1) |
| W13 | OEM-B-3 / MS3PROMINI-A-27 | 0.5 | Intake air temp (THA) |
| W14 | OEM-D-9 / MS3PROMINI-A-35 | 0.5 | Vehicle speed sensor (SPD) |
Bill of materials
No parts in this harness.