A thermistor circuit that alters voltage output based on fuel temperature to adjust density calculations.
Mitsubishi L200 ECU Pinout Guide | PDF | Throttle | Power Supply mitsubishi 4m51 ecu pinout work
: Supplies uninterrupted 24V power directly to the internal EEPROM to retain historical diagnostic logs. A thermistor circuit that alters voltage output based
Triggered by the ECU to energize the main EFI/ECD relay, powering up the main actuator circuits. : Generally located near the vehicle battery for
: Generally located near the vehicle battery for accessibility, protected within a housing. Primary Pin Functions Commonly monitored signals through the ECU pinout include: Mitsubishi 4m51 Ecu Pinout
These pins provide the high-current switches or Pulse Width Modulation (PWM) signals required to move physical engine components. Pin Number Signal Name Actuator Function Signal Type Injection Pump Control Governs fuel volume delivery / Spill valve PWM Signal Pin 55 Timing Control Valve Adjusts advance/retard injection timing PWM Signal Pin 60 Glow Plug Relay Control Activates cold-start engine heater grid On / Off (Digital) Pin 64 EGR Valve Control Operates exhaust gas recirculation solenoid PWM Signal Block 4: Cabin Interface and Diagnostics
The system relies on a dual-connector structural split, generally classified across alphanumeric blocks (typically Terminal Blocks A and B):