does control module have to be reset when replaced

1994 NISSAN HARDBODY
150,000 MILES
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TOSHAK
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  • 2 POSTS
replaced control module on 94 nissan pickjup now it cannot get it timed so it has any power
Jun 10, 2012 at 8:52 AM
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ASEMASTER6371
  • ✓Experienced Mechanic
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no, obd 1 systems come with all the info from the factory when you purchase a new one. it should be a plug and play.

Roy
Jun 10, 2012 at 9:22 AM
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TOSHAK
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this was a used salvage yard unit do not know what vehicle it came from it plugs right up. and starts truck but very little power.
Jun 10, 2012 at 10:51 AM
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ASEMASTER6371
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most likely will not work. each unit is made for the specific vehicle.

Roy
Jun 10, 2012 at 11:05 AM
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KHLOW2008
  • ✓Experienced Mechanic
  • 41,814 POSTS
Check the part number on the box. Both should be identical. If P/N are different, it usually does not work correctly.

The problem could be mechanical instead of the ECM.
Jun 10, 2012 at 11:29 AM
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