Mitsubishi 4m51 Ecu Pinout Work

| Variant | Differences from Above Pinout | |---------|-------------------------------| | 4M51-T (turbo) | Adds A6 boost pin, changes cold advance threshold to 60°C | | Marine 4M51-LE | Removes A11 EGR, adds B22 engine hour meter output | | Forklift (FG35) | No B25 brake switch; adds B26 clutch cut (for hydrostatic drive) |

The 4M51 ECU uses a (two rows: A and B). Some variants feature a second 12-pin auxiliary connector for vehicle-specific functions (e.g., tachometer output, A/C cut). mitsubishi 4m51 ecu pinout work

: Routed to clean, dedicated grounding pins within the ECU to maintain analog-to-digital signal accuracy. | Variant | Differences from Above Pinout |

Note: Some variants use a 60-pin version (rows A/B, 1-30 each). Verify physically. A/C cut). : Routed to clean