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-C175E | connector | ||
| SP-0V | splice | ||
| SP-14V | splice | ||
| SP-5V1 | splice |
Create part
Cut list
Lengths need a layout (0 of 40 routed).
| Wire | From / To | Gauge | Signal |
|---|---|---|---|
| W1 | OEM-C175E-18 / SP-14V-1 | 0.85 | PCM power feed (VPWR, fused) |
| W2 | SP-14V-1 / MS3PROMINI-A-1 | 0.85 | 12V+ switched power in |
| W3 | OEM-C175E-23 / SP-0V-1 | 0.5 | Electronic throttle control return (ETCRTN) |
| W4 | OEM-C175E-40 / SP-0V-1 | 0.5 | VR sensor return (VRSRTN) |
| W5 | OEM-C175E-49 / SP-0V-1 | 0.5 | Signal return engine #2 |
| W6 | OEM-C175E-52 / SP-0V-1 | 0.5 | Knock sensor 1 bank 1 return (KS1−) |
| W7 | OEM-C175E-54 / SP-0V-1 | 0.5 | VR sensor return (VRSRTN) |
| W8 | OEM-C175E-67 / SP-0V-1 | 0.5 | Knock sensor 2 bank 1 return (KS2−) |
| W9 | OEM-C175E-69 / SP-0V-1 | 0.5 | Crankshaft position return (CKP−) |
| W10 | SP-0V-1 / MS3PROMINI-A-21 | 0.5 | Sensor ground |
| W11 | OEM-C175E-17 / SP-5V1-1 | 0.5 | Buffered power supply sensors (VBPWR) |
| W12 | OEM-C175E-34 / SP-5V1-1 | 0.5 | Voltage reference engine (VREF) |
| W13 | OEM-C175E-8 / SP-5V1-1 | 0.5 | Electronic throttle control reference (ETCREF) |
| W14 | SP-5V1-1 / MS3PROMINI-A-2 | 0.5 | +5V VREF out |
| W15 | OEM-C175E-70 / MS3PROMINI-A-30 | 0.5 | Crankshaft position (CKP+) |
| W16 | OEM-C175E-55 / MS3PROMINI-A-32 | 0.5 | Camshaft position bank 1 (CMP1) |
| W17 | OEM-C175E-56 / MS3PROMINI-A-33 | 0.5 | Camshaft position bank 1 exhaust (CMP1 EX) |
| W18 | OEM-C175E-41 / MS3PROMINI-A-34 | 0.5 | Camshaft position bank 2 (CMP2) |
| W19 | OEM-C175E-42 / MS3PROMINI-A-35 | 0.5 | Camshaft position bank 2 exhaust (CMP2 EX) |
| W20 | OEM-C175E-87 / MS3PROMINI-A-17 | 0.5 | Ignition coil on plug G (COP-G) |
| W21 | OEM-C175E-88 / MS3PROMINI-A-18 | 0.5 | Ignition coil on plug F (COP-F) |
| W22 | OEM-C175E-89 / MS3PROMINI-A-19 | 0.5 | Ignition coil on plug E (COP-E) |
| W23 | OEM-C175E-90 / MS3PROMINI-A-20 | 0.5 | Ignition coil on plug H (COP-H) |
| W24 | OEM-C175E-1 / MS3PROMINI-A-10 | 0.5 | Fuel injector driver 1 (INJ 1) |
| W25 | OEM-C175E-62 / MS3PROMINI-A-11 | 0.5 | Fuel injector driver 2 (INJ 2) |
| W26 | OEM-C175E-46 / MS3PROMINI-A-12 | 0.5 | Fuel injector driver 3 (INJ 3) |
| W27 | OEM-C175E-3 / MS3PROMINI-A-5 | 0.5 | Fuel injector driver 4 (INJ 4) |
| W28 | OEM-C175E-2 / MS3PROMINI-A-6 | 0.5 | Fuel injector driver 5 (INJ 5) |
| W29 | OEM-C175E-31 / MS3PROMINI-A-7 | 0.5 | Fuel injector driver 6 (INJ 6) |
| W30 | OEM-C175E-61 / MS3PROMINI-A-8 | 0.5 | Fuel injector driver 7 (INJ 7) |
| W31 | OEM-C175E-16 / MS3PROMINI-A-9 | 0.5 | Fuel injector driver 8 (INJ 8) |
| W32 | OEM-C175E-78 / MS3PROMINI-A-3 | 0.5 | Heater O2 post-cat 1st (HTR12) |
| W33 | OEM-C175E-44 / MS3PROMINI-A-13 | 0.5 | Intake manifold monitor (IMM) |
| W34 | OEM-C175E-10 / MS3PROMINI-A-28 | 0.5 | Throttle position negative slope (TP1-NS) |
| W35 | OEM-C175E-9 / MS3PROMINI-A-14 | 0.5 | Throttle position positive slope (TP2-PS) |
| W36 | OEM-C175E-27 / MS3PROMINI-A-26 | 0.5 | Intake air temperature (IAT) |
| W37 | OEM-C175E-47 / MS3PROMINI-A-27 | 0.5 | Cylinder head temperature (CHT) |
| W38 | OEM-C175E-45 / MS3PROMINI-A-15 | 0.5 | Intake port deactivation valve position |
| W39 | OEM-C175E-30 / MS3PROMINI-A-29 | 0.5 | Engine oil level switch (EOL) |
| W40 | OEM-C175E-48 / MS3PROMINI-A-16 | 0.5 | Oil pressure switch |
Bill of materials
No wire parts assigned: 40 wires need a wire part.
| Part number | Manufacturer | Description | Qty | Unit | Unit price | Buy |
|---|---|---|---|---|---|---|
| connector1 line | ||||||
| COYOTE-PCM-A | — | 2011–14 Mustang GT PCM 70-way connector C175E (housing P/N unknown) | 1 | ea | Mouser ↗Digi-Key ↗Amazon ↗ | |