W1 OEM-3-I · Ignition power (+12V via main relay) SP-14V-1 — 0.85 mm² (≈18 AWG) — — — × W2 NEW-KEYON-1 MAIN-R-COIL+ · Relay coil positive (ignition-switched +12V) — 0.5 mm² (≈20 AWG) — — — × W3 NEW-BATT-1 MAIN-R-IN · Relay contact input (battery + via main fuse) — 0.85 mm² (≈18 AWG) — — — × W4 MAIN-R-COIL- · Relay coil negative (ECU low-side driver) SP-GND-1 — 0.5 mm² (≈20 AWG) — — — × W5 MAIN-R-OUT · Relay contact output (switched +12V bus) G4XATOMX-A-A5 · +14V ECU Power — 0.85 mm² (≈18 AWG) — — — × W6 OEM-2-R · Power ground SP-GND-1 — 0.85 mm² (≈18 AWG) — — — × W7 OEM-3-A · Power ground SP-GND-1 — 0.85 mm² (≈18 AWG) — — — × W8 OEM-3-G · Power ground SP-GND-1 — 0.85 mm² (≈18 AWG) — — — × W9 SP-GND-1 G4XATOMX-A-A25 · System Ground — 0.85 mm² (≈18 AWG) — — — × W10 SP-GND-1 G4XATOMX-A-A34 · System Ground — 0.85 mm² (≈18 AWG) — — — × W11 OEM-1-P · CAS ground SP-0V-1 — 0.5 mm² (≈20 AWG) — — — × W12 OEM-1-Q · CAS ground SP-0V-1 — 0.5 mm² (≈20 AWG) — — — × W13 OEM-2-C · Sensor ground SP-0V-1 — 0.5 mm² (≈20 AWG) — — — × W14 SP-0V-1 G4XATOMX-A-A24 · Sensor Ground — 0.5 mm² (≈20 AWG) — — — × W15 OEM-2-A · 5V sensor supply G4XATOMX-A-A32 · +5V Out — 0.5 mm² (≈20 AWG) — — — × W16 OEM-1-T · CAS 24-tooth (NE, crank) G4XATOMX-A-A8 · Trigger 1 — 0.5 mm² (≈20 AWG) — — — × W17 OEM-1-N · CAS 2-tooth (G, cam) G4XATOMX-A-A9 · Trigger 2 — 0.5 mm² (≈20 AWG) — — — × W18 OEM-1-R · Knock input G4XATOMX-A-A6 · Knock 1 — 0.5 mm² (≈20 AWG) — — — × W19 OEM-1-U · Ignition select (trailing rotor) G4XATOMX-A-A13 · Ignition 1 — 0.5 mm² (≈20 AWG) — — — × W20 OEM-1-V · Ignition leading G4XATOMX-A-A12 · Ignition 2 — 0.5 mm² (≈20 AWG) — — — × W21 OEM-1-X · Ignition trailing G4XATOMX-A-A11 · Ignition 3 — 0.5 mm² (≈20 AWG) — — — × W22 OEM-3-E · Primary injector 1 G4XATOMX-A-A4 · Injector 1 — 0.5 mm² (≈20 AWG) — — — × W23 OEM-3-H · Secondary injector 1 G4XATOMX-A-A3 · Injector 2 — 0.5 mm² (≈20 AWG) — — — × W24 OEM-3-C · Primary injector 2 G4XATOMX-A-A2 · Injector 3 — 0.5 mm² (≈20 AWG) — — — × W25 OEM-3-F · Secondary injector 2 G4XATOMX-A-A1 · Injector 4 — 0.5 mm² (≈20 AWG) — — — × W26 OEM-2-E · Airflow signal (AFM) G4XATOMX-A-A17 · Analog Volt 1 — 0.5 mm² (≈20 AWG) — — — × W27 OEM-2-G · Throttle position (TPS) G4XATOMX-A-A22 · Analog Volt 2 — 0.5 mm² (≈20 AWG) — — — × W28 OEM-2-I · Coolant temperature (ECT) G4XATOMX-A-A15 · Analog Temp 1 — 0.5 mm² (≈20 AWG) — — — × W29 OEM-1-F · A/C clutch relay G4XATOMX-A-A21 · Aux 1 — 0.5 mm² (≈20 AWG) — — — × W30 OEM-3-D · Starter inhibit / fuel pump control G4XATOMX-A-A20 · Aux 2 — 0.5 mm² (≈20 AWG) — — — × W31 OEM-1-C · Air bypass solenoid G4XATOMX-A-A19 · Aux 3 — 0.5 mm² (≈20 AWG) — — — × W32 OEM-1-S · Port air valve G4XATOMX-A-A18 · Aux 4 — 0.5 mm² (≈20 AWG) — — — × W33 OEM-2-B · MAP (pressure) signal G4XATOMX-A-A33 · Analog Volt 3 — 0.5 mm² (≈20 AWG) — — — × W34 OEM-2-J · Inlet air temperature (IAT) G4XATOMX-A-A16 · Analog Temp 2 — 0.5 mm² (≈20 AWG) — — — × W35 OEM-1-O · Vehicle speed (mileage sensor) G4XATOMX-A-A30 · Digital Input 1 — 0.5 mm² (≈20 AWG) — — — × W36 OEM-1-E · A/C request G4XATOMX-A-A31 · Digital Input 2 — 0.5 mm² (≈20 AWG) — — — ×