ECU or PCM

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Jan 15, 2016 | 02:48 PM

1968dave

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5 Year Member

Joined: Jul 2012

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From: Miami, Fl.

ECU or PCM

What is the difference between PCM and ECU? Or are they the same? Also where are they located? 1998 f150 4.2

Jan 15, 2016 | 10:21 PM

Jbrew

98 F150 5.4L E40D/4R100

Joined: Nov 2006

Posts: 28,519

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From: MI

Quote:

Originally Posted by 1968dave

What is the difference between PCM and ECU? Or are they the same? Also where are they located? 1998 f150 4.2

The same, these go by PCM's.

Pass side above the kick panel.

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