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 |
|---|---|---|---|
| OEM-A | connector | ||
| OEM-B | connector | ||
| OEM-D | connector | ||
| OEM-E | connector | ||
| RLY1-R | connector | ||
| SP-0V | splice | ||
| SP-14V | splice | ||
| SP-5V | splice | ||
| SP-5V1 | splice | ||
| SP-GND | splice | ||
| T12-C1 | connector | ||
| T12-C2 | connector | ||
| T12-C3 | connector | ||
| TPS-J | connector |
Create part
Cut list
Lengths need a layout (0 of 66 routed).
| Wire | From / To | Gauge | Signal |
|---|---|---|---|
| W1 | OEM-A-2 / SP-14V-1 | 0.85 | Ignition power 2 |
| W2 | OEM-A-3 / SP-14V-1 | 0.85 | Ignition power 1 |
| W3 | SP-14V-1 / T12-C1-31 | 0.85 | Ignition 12v In |
| W4 | OEM-A-4 / SP-GND-1 | 0.85 | Power ground 2 |
| W5 | OEM-A-5 / SP-GND-1 | 0.85 | Power ground 1 |
| W6 | OEM-A-8 / SP-GND-1 | 0.85 | Logic ground 2 |
| W7 | OEM-A-9 / SP-GND-1 | 0.85 | Logic ground 1 |
| W8 | OEM-E-3 / SP-GND-1 | 0.85 | Logic ground 3 |
| W9 | SP-GND-1 / T12-C1-13 | 0.85 | Power Ground 1 |
| W10 | SP-GND-1 / T12-C1-14 | 0.85 | Power Ground 2 |
| W11 | OEM-A-24 / SP-0V-1 | 0.5 | Sensor ground 1 |
| W12 | SP-0V-1 / T12-C2-21 | 0.5 | Sensor Ground |
| W13 | SP-0V-1 / T12-C2-33 | 0.5 | Sensor Ground |
| W14 | SP-5V1-1 / T12-C2-9 | 0.5 | 5v Output |
| W15 | OEM-A-7 / T12-C2-12 | 0.5 | Crank position sensor (T1) |
| W16 | OEM-A-6 / T12-C2-22 | 0.5 | Cam position sensor (T2) |
| W17 | OEM-A-1 / T12-C3-31 | 0.5 | Knock sensor |
| W18 | OEM-A-16 / T12-C1-10 | 0.5 | Ignition coil 1 |
| W19 | OEM-A-15 / T12-C1-18 | 0.5 | Ignition coil 2 |
| W20 | OEM-A-14 / T12-C1-1 | 0.5 | Ignition coil 3 |
| W21 | OEM-A-13 / T12-C1-26 | 0.5 | Ignition coil 4 |
| W22 | OEM-B-5 / T12-C1-9 | 0.5 | Injector 1 |
| W23 | OEM-B-4 / T12-C1-17 | 0.5 | Injector 2 |
| W24 | OEM-B-3 / T12-C1-34 | 0.5 | Injector 3 |
| W25 | OEM-B-2 / T12-C1-25 | 0.5 | Injector 4 |
| W26 | OEM-E-17 / T12-C1-5 | 0.5 | Fuel pump relay |
| W27 | OEM-E-7 / T12-C1-4 | 0.5 | Main relay control |
| W28 | OEM-B-6 / RLY1-R-OUT | 0.5 | VTEC solenoid |
| W29 | SP-14V-1 / RLY1-R-IN | 0.5 | Relay contact input (switched +12 V) |
| W30 | SP-14V-1 / RLY1-R-COIL+ | 0.5 | Relay coil positive (switched +12 V) |
| W31 | RLY1-R-COIL- / T12-C1-3 | 0.5 | Relay coil negative (ECU low-side driver) |
| W32 | OEM-A-30 / T12-C2-10 | 0.5 | MAP sensor |
| W33 | OEM-B-8 / T12-C2-7 | 0.5 | Coolant temp sensor |
| W34 | OEM-E-12 / T12-C3-23 | 0.5 | Radiator fan control |
| W35 | OEM-E-18 / T12-C3-24 | 0.5 | A/C clutch relay |
| W36 | OEM-E-8 / T12-C3-25 | 0.5 | A/F sensor heater relay |
| W37 | OEM-E-21 / T12-C3-9 | 0.5 | Secondary O2 heater |
| W38 | OEM-A-10 / T12-C3-3 | 0.5 | A/F sensor heater |
| W39 | OEM-B-15 / T12-C3-10 | 0.5 | Engine mount control solenoid |
| W40 | OEM-B-18 / T12-C3-4 | 0.5 | Alternator control |
| W41 | OEM-B-21 / T12-C3-28 | 0.5 | Evap canister purge valve |
| W42 | OEM-E-19 / T12-C3-29 | 0.5 | Evap canister vent shut valve |
| W43 | OEM-E-25 / T12-C3-30 | 0.5 | Engine speed pulse (tacho) |
| W44 | OEM-E-20 / T12-C2-6 | 0.5 | Secondary O2 sensor |
| W45 | OEM-E-1 / T12-C2-25 | 0.5 | Coolant temp sensor 2 |
| W46 | OEM-B-17 / T12-C2-17 | 0.5 | Intake air temp sensor |
| W47 | OEM-B-13 / T12-C2-18 | 0.5 | Alternator FR signal |
| W48 | OEM-E-14 / T12-C2-19 | 0.5 | Fuel tank pressure sensor |
| W49 | OEM-E-15 / T12-C3-17 | 0.5 | Electrical load detector |
| W50 | OEM-E-16 / T12-C3-18 | 0.5 | Power steering load detector |
| W51 | OEM-A-18 / T12-C2-2 | 0.5 | Vehicle speed sensor |
| W52 | OEM-B-11 / T12-C2-4 | 0.5 | VTEC oil pressure switch |
| W53 | OEM-D-1 / T12-C2-8 | 0.5 | Cruise set switch |
| W54 | OEM-D-4 / T12-C2-11 | 0.5 | Cruise main switch |
| W55 | OEM-D-7 / T12-C2-14 | 0.5 | Cruise resume switch |
| W56 | OEM-D-8 / T12-C2-15 | 0.5 | Brake pedal position switch |
| W57 | OEM-D-9 / T12-C2-27 | 0.5 | Cruise clutch signal |
| W58 | OEM-E-22 / T12-C3-19 | 0.5 | Brake pedal switch |
| W59 | OEM-E-28 / T12-C3-20 | 0.5 | A/C switch signal |
| W60 | OEM-E-11 / T12-C3-33 | 0.5 | CAN H |
| W61 | OEM-E-24 / T12-C3-34 | 0.5 | CAN L |
| W62 | OEM-A-21 / SP-5V-1 | 0.5 | Sensor voltage 1 |
| W63 | SP-5V-1 / SP-5V1-1 | 0.5 | — |
| W64 | SP-5V-1 / TPS-J-VCC | 0.5 | 5V supply in |
| W65 | TPS-J-SIG / T12-C2-5 | 0.5 | Throttle position signal |
| W66 | TPS-J-GND / SP-0V-1 | 0.5 | Sensor ground |
Bill of materials
No wire parts assigned: 66 wires need a wire part.
| Part number | Manufacturer | Description | Qty | Unit | Unit price | Buy |
|---|---|---|---|---|---|---|
| connector6 lines | ||||||
| 4-1437290-0 | TE | Superseal 1.0 34-way plug, Key 1 | 3 | ea | 3 Way ComponentsKSV Looms (kit)TE Connectivity | |
| S2K-0609-ECU-A | Honda | S2000 2006–09 ECU plug A (P/N unknown) | 1 | ea | Mouser ↗Digi-Key ↗Amazon ↗ | |
| S2K-0609-ECU-B | Honda | S2000 2006–09 ECU plug B (P/N unknown) | 1 | ea | Mouser ↗Digi-Key ↗Amazon ↗ | |
| S2K-0609-ECU-D | Honda | S2000 2006–09 ECU plug D (P/N unknown) | 1 | ea | Mouser ↗Digi-Key ↗Amazon ↗ | |
| S2K-0609-ECU-E | Honda | S2000 2006–09 ECU plug E (P/N unknown) | 1 | ea | Mouser ↗Digi-Key ↗Amazon ↗ | |
| TPS-3W | Generic | 3-way throttle position sensor plug (match to your throttle body) | 1 | ea | Mouser ↗Digi-Key ↗Amazon ↗ | |
| terminal1 line | ||||||
| 3-1447221-4 | TE | Superseal 1.0 socket terminal, 20 AWG (0.5 sq mm) | 51 | ea | TE Connectivity | |