W1 OEM-A-23 · ECU main power (from engine-electronics relay) SP-14V-1 — 0.85 mm² (≈18 AWG) — — — × W2 SP-14V-1 SL4-A-34 · Aux 9–10 14V supply — 0.85 mm² (≈18 AWG) — — — × W3 SP-14V-1 SL4-B-1 · ECU 14V supply — 0.85 mm² (≈18 AWG) — — — × W4 OEM-A-1 · Ground (E-1) SP-GND-1 — 0.85 mm² (≈18 AWG) — — — × W5 OEM-A-10 · Ground (OBD1 EGR enable) SP-GND-1 — 0.85 mm² (≈18 AWG) — — — × W6 OEM-A-55 · Ground (E-3) SP-GND-1 — 0.85 mm² (≈18 AWG) — — — × W7 OEM-A-56 · Ground (E-4) SP-GND-1 — 0.85 mm² (≈18 AWG) — — — × W8 OEM-A-7 · Ground (E-2) SP-GND-1 — 0.85 mm² (≈18 AWG) — — — × W9 SP-GND-1 SL4-B-18 · ECU ground — 0.85 mm² (≈18 AWG) — — — × W10 SP-GND-1 SL4-B-26 · ECU ground — 0.85 mm² (≈18 AWG) — — — × W11 OEM-A-16 · MAF ground SP-0V-1 — 0.5 mm² (≈20 AWG) — — — × W12 OEM-A-33 · Sensor ground bus SP-0V-1 — 0.5 mm² (≈20 AWG) — — — × W13 OEM-A-67 · Crank sensor return (VR-) SP-0V-1 — 0.5 mm² (≈20 AWG) — — — × W14 SP-0V-1 SL4-B-10 · Analog sensor 0V reference — 0.5 mm² (≈20 AWG) — — — × W15 OEM-A-41 · TPS power (+5V) SL4-B-2 · Sensor supply Vref1 5.0V — 0.5 mm² (≈20 AWG) — — — × W16 OEM-A-68 · Crank position sensor (G28, VR+) SL4-B-5 · Crank index sensor + — 0.5 mm² (≈20 AWG) — — — × W17 SP-0V-1 SL4-B-6 · Crank index sensor − — 0.5 mm² (≈20 AWG) — — — × W18 OEM-A-44 · Camshaft position sensor (G40) SL4-B-7 · Sync sensor + — 0.5 mm² (≈20 AWG) — — — × W19 SP-0V-1 SL4-B-8 · Sync sensor − — 0.5 mm² (≈20 AWG) — — — × W20 OEM-A-34 · Knock sensor 1 SL4-B-16 · Knock 1 + — 0.5 mm² (≈20 AWG) — — — × W21 OEM-A-8 · Ignition coil 2 (coil pack pin 2) SL4-A-26 · Ignition channel 1 — 0.5 mm² (≈20 AWG) — — — × W22 OEM-A-60 · Ignition coil 3 (coil pack pin 3) SL4-A-27 · Ignition channel 2 — 0.5 mm² (≈20 AWG) — — — × W23 OEM-A-52 · Ignition coil 4 (coil pack pin 4) SL4-A-28 · Ignition channel 3 — 0.5 mm² (≈20 AWG) — — — × W24 OEM-A-24 · Injector 1 (cyl 1) SL4-A-1 · Injection channel 1 — 0.5 mm² (≈20 AWG) — — — × W25 OEM-A-3 · Injector 2 (cyl 2) SL4-A-2 · Injection channel 2 — 0.5 mm² (≈20 AWG) — — — × W26 OEM-A-26 · Injector 3 (cyl 3) SL4-A-3 · Injection channel 3 — 0.5 mm² (≈20 AWG) — — — × W27 OEM-A-4 · Injector 4 (cyl 4) SL4-A-4 · Injection channel 4 — 0.5 mm² (≈20 AWG) — — — × W28 OEM-A-25 · Injector 5 (cyl 5) SL4-A-1 · Injection channel 1 — 0.5 mm² (≈20 AWG) — — — × W29 OEM-A-2 · Injector 6 (cyl 6) SL4-A-2 · Injection channel 2 — 0.5 mm² (≈20 AWG) — — — × W30 OEM-A-38 · Ignition switch (run/start) SL4-B-4 · Ignition switch input — 0.5 mm² (≈20 AWG) — — — × W31 OEM-A-17 · MAF signal SL4-B-11 · Analog input 1 — 0.5 mm² (≈20 AWG) — — — × W32 OEM-A-40 · Throttle position sensor 1 SL4-B-12 · Analog input 2 — 0.5 mm² (≈20 AWG) — — — × W33 OEM-A-14 · Coolant temperature (CLT) SL4-B-13 · Analog input 3 — 0.5 mm² (≈20 AWG) — — — × W34 OEM-A-49 · Secondary air injection relay control SL4-B-3 · EFI relay output (low side, 200 mA) — 0.5 mm² (≈20 AWG) — — — × W35 OEM-A-6 · Fuel pump relay control SL4-A-14 · Auxiliary output 5 — 0.5 mm² (≈20 AWG) — — — × W36 OEM-A-9 · Engine electronics relay control SL4-A-15 · Auxiliary output 6 — 0.5 mm² (≈20 AWG) — — — × W37 OEM-A-27 · Idle air control valve SL4-A-16 · Auxiliary output 7 — 0.5 mm² (≈20 AWG) — — — × W38 OEM-A-31 · EVAP canister purge valve SL4-A-17 · Auxiliary output 8 — 0.5 mm² (≈20 AWG) — — — × W39 OEM-A-5 · Check engine light (MIL) SL4-A-10 · Auxiliary output 1 — 0.5 mm² (≈20 AWG) — — — × W40 OEM-A-53 · Idle air control valve (2nd) SL4-A-11 · Auxiliary output 2 — 0.5 mm² (≈20 AWG) — — — × W41 OEM-A-22 · Tachometer output SL4-A-12 · Auxiliary output 3 — 0.5 mm² (≈20 AWG) — — — × W42 OEM-A-51 · MFA fuel-consumption signal SL4-A-13 · Auxiliary output 4 — 0.5 mm² (≈20 AWG) — — — × W43 OEM-A-20 · O2 sensor 1 (primary) SL4-B-14 · Analog input 4 — 0.5 mm² (≈20 AWG) — — — × W44 OEM-A-15 · EGR temperature sensor SL4-B-15 · Analog input 5 — 0.5 mm² (≈20 AWG) — — — × W45 OEM-A-36 · Intake air temperature (IAT) SL4-B-19 · Analog input 6 — 0.5 mm² (≈20 AWG) — — — × W46 OEM-A-65 · Vehicle speed sensor (VSS) SL4-A-20 · Digital input 1 — 0.5 mm² (≈20 AWG) — — — × W47 OEM-A-37 · A/C compressor switch SL4-A-21 · Digital input 2 — 0.5 mm² (≈20 AWG) — — — × W48 OEM-A-39 · A/C switch (cabin) SL4-A-22 · Digital input 3 — 0.5 mm² (≈20 AWG) — — — ×