Colt L4-1795cc 1.8L SOHC (1994)
Engine Control Module: Description and Operation
Electronic Control Unit (ECU)
MPI Control Unit Location
PURPOSE
The electronic control unit (ECU) controls the fuel injection, ignition system and the idle speed system.
CONSTRUCTION
The ECU consists of an 8-bit microprocessor, random access memory (RAM), read only memory (ROM) and an Input/Output (I/0) interface. The
ECU is also able to perform self-diagnostic procedures and provide back-up functions if certain circuits fail.
LOCATION
The ECU is located under the glove box.