W1 OEM-1-B · ECU power +14V (main relay) SP-14V-1 — 0.85 mm² (≈18 AWG) — — — × W2 OEM-3-M · ISC valve +14V feed SP-14V-1 — 0.85 mm² (≈18 AWG) — — — × W3 SP-14V-1 EMUBLACK-Black-13 · Battery +12V — 0.85 mm² (≈18 AWG) — — — × W4 OEM-3-A · Power ground SP-GND-1 — 0.85 mm² (≈18 AWG) — — — × W5 OEM-3-B · Power ground SP-GND-1 — 0.85 mm² (≈18 AWG) — — — × W6 OEM-3-C · Power ground SP-GND-1 — 0.85 mm² (≈18 AWG) — — — × W7 SP-GND-1 EMUBLACK-Black-27 · Power Ground — 0.85 mm² (≈18 AWG) — — — × W8 SP-GND-1 EMUBLACK-Black-28 · Ecu Ground — 0.85 mm² (≈18 AWG) — — — × W9 SP-GND-1 EMUBLACK-Grey-17 · Power Ground — 0.85 mm² (≈18 AWG) — — — × W10 SP-GND-1 EMUBLACK-Grey-24 · Power Ground — 0.85 mm² (≈18 AWG) — — — × W11 OEM-3-F · Signal ground SP-0V-1 — 0.5 mm² (≈20 AWG) — — — × W12 SP-0V-1 EMUBLACK-Black-29 · Sensor Ground — 0.5 mm² (≈20 AWG) — — — × W13 SP-0V-1 EMUBLACK-Black-38 · Sensor Ground — 0.5 mm² (≈20 AWG) — — — × W14 SP-0V-1 EMUBLACK-Black-39 · Sensor Ground — 0.5 mm² (≈20 AWG) — — — × W15 OEM-2-I · +5V sensor supply EMUBLACK-Black-26 · +5V supply — 0.5 mm² (≈20 AWG) — — — × W16 OEM-2-J · Crank position (CKP) EMUBLACK-Black-8 · Primary trigger — 0.5 mm² (≈20 AWG) — — — × W17 OEM-2-H · Cam position (CMP) EMUBLACK-Black-21 · Camsync In #1 — 0.5 mm² (≈20 AWG) — — — × W18 OEM-2-F · Knock sensor EMUBLACK-Black-3 · Knock Sensor in #1 — 0.5 mm² (≈20 AWG) — — — × W19 OEM-3-G · Ignition 1 (coils 1+4, wasted spark) EMUBLACK-Grey-8 · Ignition coil #1 — 0.5 mm² (≈20 AWG) — — — × W20 OEM-3-H · Ignition 2 (coils 2+3, wasted spark) EMUBLACK-Grey-16 · Ignition coil #2 — 0.5 mm² (≈20 AWG) — — — × W21 OEM-3-W · Injector 1 EMUBLACK-Grey-7 · Injector #1 — 0.5 mm² (≈20 AWG) — — — × W22 OEM-3-X · Injector 2 EMUBLACK-Grey-15 · Injector #2 — 0.5 mm² (≈20 AWG) — — — × W23 OEM-3-Y · Injector 3 EMUBLACK-Grey-23 · Injector #3 — 0.5 mm² (≈20 AWG) — — — × W24 OEM-3-Z · Injector 4 EMUBLACK-Grey-6 · Injector #4 — 0.5 mm² (≈20 AWG) — — — × W25 OEM-1-I · Condenser fan relay EMUBLACK-Grey-21 · AUX 1 / Injector #7 — 0.5 mm² (≈20 AWG) — — — × W26 OEM-1-R · Cooling fan relay EMUBLACK-Grey-13 · AUX 2 / Injector #8 — 0.5 mm² (≈20 AWG) — — — × W27 OEM-1-S · A/C clutch relay EMUBLACK-Grey-5 · AUX 3 — 0.5 mm² (≈20 AWG) — — — × W28 OEM-3-N · Fuel pump relay EMUBLACK-Grey-20 · AUX 4 / Tacho — 0.5 mm² (≈20 AWG) — — — × W29 OEM-1-U · Front O2 heater EMUBLACK-Grey-19 · WBO Heater — 0.5 mm² (≈20 AWG) — — — × W30 OEM-3-V · Rear O2 heater EMUBLACK-Grey-12 · AUX 5 — 0.5 mm² (≈20 AWG) — — — × W31 OEM-3-O · ISC valve low side EMUBLACK-Grey-4 · AUX 6 — 0.5 mm² (≈20 AWG) — — — × W32 OEM-1-E · Malfunction indicator lamp (MIL) EMUBLACK-Grey-14 · Injector #5 — 0.5 mm² (≈20 AWG) — — — × W33 OEM-1-O · Alternator control EMUBLACK-Grey-22 · Injector #6 — 0.5 mm² (≈20 AWG) — — — × W34 OEM-1-Q · Charge lamp EMUBLACK-Grey-10 · H-Bridge #1 Winding B — 0.5 mm² (≈20 AWG) — — — × W35 OEM-2-M · EGR valve EMUBLACK-Grey-2 · H-Bridge #1 Winding A — 0.5 mm² (≈20 AWG) — — — × W36 OEM-2-N · EGR valve EMUBLACK-Grey-11 · H-Bridge #2 Winding B — 0.5 mm² (≈20 AWG) — — — × W37 OEM-2-O · EGR valve EMUBLACK-Grey-3 · H-Bridge #2 Winding A — 0.5 mm² (≈20 AWG) — — — × W38 OEM-2-L · Mass air flow (MAF) EMUBLACK-Black-31 · Analog In #1 — 0.5 mm² (≈20 AWG) — — — × W39 OEM-3-S · Pressure sensor (Mazda: EGR boost sensor) EMUBLACK-Black-4 · Analog In #2 — 0.5 mm² (≈20 AWG) — — — × W40 OEM-3-E · Throttle position (TPS) EMUBLACK-Black-18 · TPS In — 0.5 mm² (≈20 AWG) — — — × W41 OEM-2-C · Front O2 signal EMUBLACK-Black-17 · Analog In #3 — 0.5 mm² (≈20 AWG) — — — × W42 OEM-3-J · Rear O2 signal EMUBLACK-Black-30 · Analog In #4 — 0.5 mm² (≈20 AWG) — — — × W43 OEM-2-E · Coolant temperature (ECT) EMUBLACK-Black-32 · IAT In — 0.5 mm² (≈20 AWG) — — — × W44 OEM-2-B · Intake air temperature (IAT) EMUBLACK-Black-5 · CLT In — 0.5 mm² (≈20 AWG) — — — × W45 OEM-2-A · Fuel tank pressure EMUBLACK-Black-9 · Flex Fuel In — 0.5 mm² (≈20 AWG) — — — × W46 OEM-3-K · Fuel level EMUBLACK-Black-35 · Analog In #5 — 0.5 mm² (≈20 AWG) — — — × W47 OEM-2-D · Vehicle speed EMUBLACK-Black-20 · VSS In — 0.5 mm² (≈20 AWG) — — — × W48 OEM-1-F · Brake switch EMUBLACK-Black-10 · Switch #1 In — 0.5 mm² (≈20 AWG) — — — × W49 OEM-1-G · Power steering pressure switch EMUBLACK-Black-23 · Switch #2 In — 0.5 mm² (≈20 AWG) — — — × W50 OEM-1-P · A/C request EMUBLACK-Black-36 · Switch #3 In — 0.5 mm² (≈20 AWG) — — — × W51 OEM-1-V · Neutral switch EMUBLACK-Black-37 · Analog In #6 — 0.5 mm² (≈20 AWG) — — — ×