IS A PCM THE SAME AS A ECU?

  • Tiny
  • Riebed
  • 2001 HYUNDAI ELANTRA
  • 197,000 MILES

Hi, is a pcm the same as a ecu?

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Saturday, December 24th, 2011 AT 10:01 PM

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  • Tiny
  • Saturntech9
  • EXPERT
  • 30,229 POSTS

A ecm would be a engine control unit a pcm would be a powertrain control module which would contain the engine and tranmission computer all in the same module.

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Saturday, December 24th, 2011 AT 10:05 PM

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