Acura

37820-PG7-L031

37820-PG7-L031 ACURA 88-9 LEGEND computer module ECM ECU

Power Train Control Module

ECU ECM

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.

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