W1 OEM-1-B · ECU power +14V (main relay) SP-14V-1 — 0.85 mm² (≈18 AWG) — — — × W2 SP-14V-1 MAXXECUMINI-C1-H4 · +12V (ECU power supply) — 0.85 mm² (≈18 AWG) — — — × W3 OEM-2-A · Power ground SP-GND-1 — 0.85 mm² (≈18 AWG) — — — × W4 OEM-2-B · Power ground SP-GND-1 — 0.85 mm² (≈18 AWG) — — — × W5 SP-GND-1 MAXXECUMINI-C1-G4 · ENGINE GND — 0.85 mm² (≈18 AWG) — — — × W6 OEM-2-C · Sensor ground (E2) SP-0V-1 — 0.5 mm² (≈20 AWG) — — — × W7 OEM-2-D · Sensor ground (E2) SP-0V-1 — 0.5 mm² (≈20 AWG) — — — × W8 SP-0V-1 MAXXECUMINI-C1-A2 · TRIGGER GND — 0.5 mm² (≈20 AWG) — — — × W9 SP-0V-1 MAXXECUMINI-C1-B3 · SENSOR GND — 0.5 mm² (≈20 AWG) — — — × W10 SP-0V-1 MAXXECUMINI-C1-B4 · SENSOR GND — 0.5 mm² (≈20 AWG) — — — × W11 SP-0V-1 MAXXECUMINI-C1-D4 · SENSOR GND — 0.5 mm² (≈20 AWG) — — — × W12 OEM-2-K · +5V sensor supply MAXXECUMINI-C1-E2 · +5V sensor supply — 0.5 mm² (≈20 AWG) — — — × W13 OEM-2-E · Crank position (CAS NE) MAXXECUMINI-C1-A1 · TRIGGER — 0.5 mm² (≈20 AWG) — — — × W14 OEM-1-G · Ignition 1 (coils 1+4, wasted spark) MAXXECUMINI-C1-F1 · IGN 1 — 0.5 mm² (≈20 AWG) — — — × W15 OEM-1-H · Ignition 2 (coils 2+3, wasted spark) MAXXECUMINI-C1-F2 · IGN 2 — 0.5 mm² (≈20 AWG) — — — × W16 OEM-2-U · Injector 1 & 3 (batch) MAXXECUMINI-C1-G3 · INJ 1 — 0.5 mm² (≈20 AWG) — — — × W17 OEM-2-V · Injector 2 & 4 (batch) MAXXECUMINI-C1-H1 · INJ 2 — 0.5 mm² (≈20 AWG) — — — × W18 OEM-2-Y · Injector 3 (California sequential) MAXXECUMINI-C1-H2 · INJ 3 — 0.5 mm² (≈20 AWG) — — — × W19 OEM-2-Z · Injector 4 (California sequential) MAXXECUMINI-C1-H3 · INJ 4 — 0.5 mm² (≈20 AWG) — — — × W20 OEM-1-E · Malfunction indicator lamp (MIL) MAXXECUMINI-C1-G2 · GPO 1 — 0.5 mm² (≈20 AWG) — — — × W21 OEM-2-I · Tachometer output MAXXECUMINI-C1-G1 · GPO 2 — 0.5 mm² (≈20 AWG) — — — × W22 OEM-2-O · Air flow meter (AFM) MAXXECUMINI-C1-C3 · AIN 3 (0-5V) — 0.5 mm² (≈20 AWG) — — — × W23 OEM-2-N · O2 sensor MAXXECUMINI-C1-C4 · AIN 4 (0-5V) — 0.5 mm² (≈20 AWG) — — — × W24 OEM-2-Q · Coolant temperature (ECT) MAXXECUMINI-C1-C1 · CLT — 0.5 mm² (≈20 AWG) — — — × W25 OEM-2-P · Intake air temperature (IAT) MAXXECUMINI-C1-C2 · IAT — 0.5 mm² (≈20 AWG) — — — × W26 OEM-1-C · Start signal MAXXECUMINI-C1-B1 · DIN 1 (Hall only) — 0.5 mm² (≈20 AWG) — — — × W27 OEM-1-N · Wide-open throttle switch MAXXECUMINI-C1-B2 · DIN 2 (Hall only) — 0.5 mm² (≈20 AWG) — — — ×