W1 OEM-2-P · ISC valve +14V feed SP-14V-1 — 0.85 mm² (≈18 AWG) — — — × W2 OEM-4-AF · ECU power +14V (main relay) SP-14V-1 — 0.85 mm² (≈18 AWG) — — — × W3 SP-14V-1 M150-B-13 · Battery Positive — 0.85 mm² (≈18 AWG) — — — × W4 SP-14V-1 M150-B-19 · Battery Positive — 0.85 mm² (≈18 AWG) — — — × W5 SP-14V-1 M150-C-26 · Battery Positive — 0.85 mm² (≈18 AWG) — — — × W6 OEM-4-AG · Constant +12V M150-D-12 · Battery Backup — 0.85 mm² (≈18 AWG) — — — × W7 OEM-3-A · Power ground SP-GND-1 — 0.85 mm² (≈18 AWG) — — — × W8 OEM-3-B · Power ground SP-GND-1 — 0.85 mm² (≈18 AWG) — — — × W9 OEM-4-A · Power ground SP-GND-1 — 0.85 mm² (≈18 AWG) — — — × W10 SP-GND-1 M150-A-24 · Battery Negative 3 — 0.85 mm² (≈18 AWG) — — — × W11 SP-GND-1 M150-A-25 · Battery Negative 4 — 0.85 mm² (≈18 AWG) — — — × W12 SP-GND-1 M150-A-32 · Battery Negative 5 — 0.85 mm² (≈18 AWG) — — — × W13 SP-GND-1 M150-C-10 · Battery Negative 1 — 0.85 mm² (≈18 AWG) — — — × W14 SP-GND-1 M150-C-11 · Battery Negative 2 — 0.85 mm² (≈18 AWG) — — — × W15 OEM-4-O · Signal ground SP-0V-1 — 0.5 mm² (≈20 AWG) — — — × W16 SP-0V-1 M150-A-26 · Sensor 0V C1 — 0.5 mm² (≈20 AWG) — — — × W17 SP-0V-1 M150-A-27 · Sensor 0V C2 — 0.5 mm² (≈20 AWG) — — — × W18 SP-0V-1 M150-A-33 · Sensor 0V B1 — 0.5 mm² (≈20 AWG) — — — × W19 SP-0V-1 M150-A-34 · Sensor 0V A1 — 0.5 mm² (≈20 AWG) — — — × W20 SP-0V-1 M150-D-15 · Sensor 0V A — 0.5 mm² (≈20 AWG) — — — × W21 SP-0V-1 M150-D-16 · Sensor 0V B — 0.5 mm² (≈20 AWG) — — — × W22 OEM-4-L · +5V sensor supply M150-A-10 · Sensor 5.0V C1 — 0.5 mm² (≈20 AWG) — — — × W23 OEM-3-Y · Crank position (CKP) M150-D-1 · Universal Digital Input 1 — 0.5 mm² (≈20 AWG) — — — × W24 OEM-3-V · Cam position (CMP) M150-D-2 · Universal Digital Input 2 — 0.5 mm² (≈20 AWG) — — — × W25 OEM-4-M · Knock sensor M150-D-7 · Knock Input 1 — 0.5 mm² (≈20 AWG) — — — × W26 OEM-3-F · Ignition 1 (coils 1+4, wasted spark) M150-C-3 · Low Side Ignition 1 — 0.5 mm² (≈20 AWG) — — — × W27 OEM-3-I · Ignition 2 (coils 2+3, wasted spark) M150-C-4 · Low Side Ignition 2 — 0.5 mm² (≈20 AWG) — — — × W28 OEM-2-A · Injector 1 M150-C-19 · Peak Hold Injector 1 — 0.5 mm² (≈20 AWG) — — — × W29 OEM-2-D · Injector 2 M150-C-23 · Low Side Injector 1 — 0.5 mm² (≈20 AWG) — — — × W30 OEM-2-G · Injector 3 M150-C-20 · Peak Hold Injector 2 — 0.5 mm² (≈20 AWG) — — — × W31 OEM-2-J · Injector 4 M150-C-24 · Low Side Injector 2 — 0.5 mm² (≈20 AWG) — — — × W32 OEM-2-B · Cooling fan relay M150-B-9 · Low Side Injector 3 — 0.5 mm² (≈20 AWG) — — — × W33 OEM-2-C · Condenser fan relay M150-B-15 · Low Side Injector 4 — 0.5 mm² (≈20 AWG) — — — × W34 OEM-2-K · A/C clutch relay M150-B-8 · Low Side Injector 5 — 0.5 mm² (≈20 AWG) — — — × W35 OEM-2-M · Fuel pump relay M150-B-14 · Low Side Injector 6 — 0.5 mm² (≈20 AWG) — — — × W36 OEM-3-H · Main relay M150-C-21 · Peak Hold Injector 3 — 0.5 mm² (≈20 AWG) — — — × W37 OEM-3-J · Front O2 heater M150-C-18 · Half Bridge Output 1 — 0.5 mm² (≈20 AWG) — — — × W38 OEM-3-P · Rear O2 heater M150-C-1 · Half Bridge Output 2 — 0.5 mm² (≈20 AWG) — — — × W39 OEM-2-Q · ISC valve low side M150-C-22 · Peak Hold Injector 4 — 0.5 mm² (≈20 AWG) — — — × W40 OEM-2-E · EGR valve M150-C-27 · Peak Hold Injector 5 — 0.5 mm² (≈20 AWG) — — — × W41 OEM-2-F · EGR valve M150-C-28 · Peak Hold Injector 6 — 0.5 mm² (≈20 AWG) — — — × W42 OEM-2-H · EGR valve M150-C-29 · Peak Hold Injector 7 — 0.5 mm² (≈20 AWG) — — — × W43 OEM-2-I · EGR valve M150-C-30 · Peak Hold Injector 8 — 0.5 mm² (≈20 AWG) — — — × W44 OEM-2-N · VTCS solenoid (intake butterflies) M150-B-22 · Peak Hold Injector 9 — 0.5 mm² (≈20 AWG) — — — × W45 OEM-2-R · Malfunction indicator lamp (MIL) M150-B-23 · Peak Hold Injector 10 — 0.5 mm² (≈20 AWG) — — — × W46 OEM-3-E · Charcoal canister purge M150-B-24 · Peak Hold Injector 11 — 0.5 mm² (≈20 AWG) — — — × W47 OEM-3-M · Alternator control M150-B-25 · Peak Hold Injector 12 — 0.5 mm² (≈20 AWG) — — — × W48 OEM-3-U · Charge lamp M150-C-31 · Half Bridge Output 3 — 0.5 mm² (≈20 AWG) — — — × W49 OEM-4-D · VVT oil-control solenoid M150-C-32 · Half Bridge Output 4 — 0.5 mm² (≈20 AWG) — — — × W50 OEM-4-X · Mass air flow (MAF) M150-C-14 · Analogue Voltage Input 1 — 0.5 mm² (≈20 AWG) — — — × W51 OEM-4-AE · Pressure sensor (Mazda: EGR boost sensor) M150-C-15 · Analogue Voltage Input 2 — 0.5 mm² (≈20 AWG) — — — × W52 OEM-4-V · Throttle position (TPS) M150-C-16 · Analogue Voltage Input 3 — 0.5 mm² (≈20 AWG) — — — × W53 OEM-4-AA · Rear O2 signal M150-A-11 · Lambda Narrow Input 1 — 0.5 mm² (≈20 AWG) — — — × W54 OEM-4-W · Front O2 signal M150-A-12 · Lambda Narrow Input 2 — 0.5 mm² (≈20 AWG) — — — × W55 OEM-4-P · Coolant temperature (ECT) M150-D-3 · Analogue Temperature Input 1 — 0.5 mm² (≈20 AWG) — — — × W56 OEM-4-N · Intake air temperature (IAT) M150-D-4 · Analogue Temperature Input 2 — 0.5 mm² (≈20 AWG) — — — × W57 OEM-4-AD · Fuel level M150-C-17 · Analogue Voltage Input 4 — 0.5 mm² (≈20 AWG) — — — × W58 OEM-3-T · Vehicle speed M150-D-8 · Universal Digital Input 3 — 0.5 mm² (≈20 AWG) — — — × W59 OEM-3-S · Immobiliser M150-A-23 · Digital Input 1 — 0.5 mm² (≈20 AWG) — — — × W60 OEM-4-B · Brake switch M150-A-15 · Digital Input 2 — 0.5 mm² (≈20 AWG) — — — × W61 OEM-4-C · Power steering pressure switch M150-A-16 · Digital Input 3 — 0.5 mm² (≈20 AWG) — — — × W62 OEM-4-F · A/C request M150-A-17 · Digital Input 4 — 0.5 mm² (≈20 AWG) — — — × W63 OEM-4-H · Neutral switch M150-D-9 · Universal Digital Input 4 — 0.5 mm² (≈20 AWG) — — — × W64 OEM-4-I · Clutch switch M150-D-10 · Universal Digital Input 5 — 0.5 mm² (≈20 AWG) — — — × W65 OEM-4-J · VTCS vacuum switch M150-D-11 · Universal Digital Input 6 — 0.5 mm² (≈20 AWG) — — — ×