Mazda

CA01-18881C

CA01-18881C MAZDA computer module ECM ECU

Engine Computers

An engine control unit (ECU), now called the powertrain control module (PCM), is a type of electronic control unit that controls a series ofactuators on an internal combustion engine to ensure optimal engine performance.

Chevy Spark Plug Wire Set, Original, 6-Cylinder, 1955-1956
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