W1 OEM-D-4A · ECU main power (+12V via main relay/ECR) SP-14V-1 — 0.85 mm² (≈18 AWG) — — — × W2 OEM-D-4E · ECU main power (+12V via main relay/ECR) SP-14V-1 — 0.85 mm² (≈18 AWG) — — — × W3 SP-14V-1 G4XATOMX-A-A5 · +14V ECU Power — 0.85 mm² (≈18 AWG) — — — × W4 OEM-A-1AF · Power ground SP-GND-1 — 0.85 mm² (≈18 AWG) — — — × W5 OEM-A-1AJ · Power ground SP-GND-1 — 0.85 mm² (≈18 AWG) — — — × W6 OEM-A-1L · Power ground SP-GND-1 — 0.85 mm² (≈18 AWG) — — — × W7 SP-GND-1 G4XATOMX-A-A25 · System Ground — 0.85 mm² (≈18 AWG) — — — × W8 SP-GND-1 G4XATOMX-A-A34 · System Ground — 0.85 mm² (≈18 AWG) — — — × W9 OEM-A-1AB · Sensor ground SP-0V-1 — 0.5 mm² (≈20 AWG) — — — × W10 OEM-A-1X · Sensor ground SP-0V-1 — 0.5 mm² (≈20 AWG) — — — × W11 OEM-C-3AB · Sensor ground SP-0V-1 — 0.5 mm² (≈20 AWG) — — — × W12 OEM-C-3S · Sensor ground (CAS) SP-0V-1 — 0.5 mm² (≈20 AWG) — — — × W13 SP-0V-1 G4XATOMX-A-A24 · Sensor Ground — 0.5 mm² (≈20 AWG) — — — × W14 OEM-C-3A · +5V sensor supply G4XATOMX-A-A32 · +5V Out — 0.5 mm² (≈20 AWG) — — — × W15 OEM-C-3R · Crank position (CAS NE) G4XATOMX-A-A8 · Trigger 1 — 0.5 mm² (≈20 AWG) — — — × W16 OEM-C-3U · Home position (CAS G) G4XATOMX-A-A9 · Trigger 2 — 0.5 mm² (≈20 AWG) — — — × W17 OEM-C-3O · Knock sensor G4XATOMX-A-A6 · Knock 1 — 0.5 mm² (≈20 AWG) — — — × W18 OEM-D-4AF · Ignition front trailing G4XATOMX-A-A13 · Ignition 1 — 0.5 mm² (≈20 AWG) — — — × W19 OEM-D-4AJ · Ignition rear trailing G4XATOMX-A-A12 · Ignition 2 — 0.5 mm² (≈20 AWG) — — — × W20 OEM-D-4AN · Ignition leading (wasted spark) G4XATOMX-A-A11 · Ignition 3 — 0.5 mm² (≈20 AWG) — — — × W21 OEM-A-1Q · Injector 1 (front primary) G4XATOMX-A-A4 · Injector 1 — 0.5 mm² (≈20 AWG) — — — × W22 OEM-A-1U · Injector 2 (rear primary) G4XATOMX-A-A3 · Injector 2 — 0.5 mm² (≈20 AWG) — — — × W23 OEM-A-1Y · Injector 3 (front secondary) G4XATOMX-A-A2 · Injector 3 — 0.5 mm² (≈20 AWG) — — — × W24 OEM-A-1AC · Injector 4 (rear secondary) G4XATOMX-A-A1 · Injector 4 — 0.5 mm² (≈20 AWG) — — — × W25 OEM-A-1H · Cooling fan relay (low speed) G4XATOMX-A-A21 · Aux 1 — 0.5 mm² (≈20 AWG) — — — × W26 OEM-D-4D · Air pump clutch relay G4XATOMX-A-A20 · Aux 2 — 0.5 mm² (≈20 AWG) — — — × W27 OEM-D-4F · Fuel pump speed relay G4XATOMX-A-A19 · Aux 3 — 0.5 mm² (≈20 AWG) — — — × W28 OEM-D-4G · Fuel pump relay G4XATOMX-A-A18 · Aux 4 — 0.5 mm² (≈20 AWG) — — — × W29 OEM-D-4AH · MAP sensor (PIM) G4XATOMX-A-A17 · Analog Volt 1 — 0.5 mm² (≈20 AWG) — — — × W30 OEM-C-3I · Throttle position (TPS, full range) G4XATOMX-A-A22 · Analog Volt 2 — 0.5 mm² (≈20 AWG) — — — × W31 OEM-C-3D · O2 sensor (narrowband) G4XATOMX-A-A33 · Analog Volt 3 — 0.5 mm² (≈20 AWG) — — — × W32 OEM-C-3W · Coolant temperature (ECT) G4XATOMX-A-A15 · Analog Temp 1 — 0.5 mm² (≈20 AWG) — — — × W33 OEM-C-3T · Intake air temperature (IAT) G4XATOMX-A-A16 · Analog Temp 2 — 0.5 mm² (≈20 AWG) — — — × W34 OEM-D-4Q · Vehicle speed sensor G4XATOMX-A-A30 · Digital Input 1 — 0.5 mm² (≈20 AWG) — — — × W35 OEM-D-4AA · Brake pedal switch G4XATOMX-A-A31 · Digital Input 2 — 0.5 mm² (≈20 AWG) — — — ×