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2012 R Spec 5.0 sedan E.C.M. failure; replaced still no start

Have you ever experienced? E,C,M, problems with 2009 to 2020 sedan v6 and v8

  • yes

    Votes: 1 25.0%
  • no

    Votes: 1 25.0%
  • new ecm fixed problem

    Votes: 2 50.0%
  • new ecm didnt fix problen

    Votes: 0 0.0%
  • other resolution

    Votes: 0 0.0%

  • Total voters
    4

TachRspec5.0

New member
Joined
Oct 13, 2023
Messages
7
Reaction score
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Points
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Genesis Model Year
2012
Genesis Model Type
1G Genesis Sedan (2009-2014)
2012 5.0 R Spec Sedan Electrical failures : all too common.
I removed the ecm and tcm and sent them to a supplier in Fla.
They confirmed the ECM was bad. The TCM was verified OK

I purchased a certified replacement ECM from the supplier.

I installed the components but the vehicle failed to start.
The ECM supplier advised me there is a blown fuse.
I went thru all fuses twice and no failures were detected.

I returned the ECM to supplier and via telephone discussions was assurred the component was 100% conforming.
I am waiting the return of the component but I am unsure of my next move.

Any suggestions would be greatly appreciated.
 
what is the best way to trouble shoot this problem
 
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