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Discussion Starter · #1 · (Edited)
I read before when u change the 4.0 litres for 4.6 .The ECU will need to be re-flashed with an Autologic computer system, or the like.Well I do all and I think (Previous experience)than I still have same problem. My disco still run rich I put all ready new.
New o2 (4)
New Temp.sens.
New idle sensor
 

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LEARN. What country do you live in? You say, if I understand you correctly, that you have had the computer re programmed for your 4.6 conversion. My guess is that you still have a problem with it. Have all the parameters re checked. Who did the re programming?
 

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Discussion Starter · #5 · (Edited)
I live in Puerto Rico and the job it's was done in San Juan P.R. in the Land Rover dealer. I went there to change my gas tank (recall) when they finish the job the tecn.repro.the comp. (ecu)and tell me, :dunno:that I need to change the second bank of O2 but I change all of them(4).
 
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