Fuel Injection System - MITSUBISHI MPI: Description: Notes
Multi-Point Injection (MPI) is a computerized emission, ignition and fuel control system. The MPI system adjusts engine operation to lower exhaust emissions while maintaining efficient driveability. The Electronic Control Unit (ECU) is the foundation of the MPI system. The ECU controls many of the related systems to continuously adjust engine operation.
NOTE:
Primary sub-systems which affect operation of the fuel system will be covered in this article. For computer control system information, refer to MULTI-POINT INJECTION (MPI) SYSTEM article in COMPUTER CONTROLS section.