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Mr Tuning

Problem solved! Quite simple solution. I bought 2pcs “lambda delete” from me tuning in Sweden and deleted the error code with a simple odb2 reader. They were mounted on second sensor on both banks. Works just fine!!!

I have talked to a mapping garage,pj performance (link removed) now and arranged a test for remapping and measure the result. I will let you know the result after.

did you proceed with the mods? If, what was the result in dymo after remodding?

Thanks for your advice! I suppose the ecu went in “limp mode” and give too much fuel right now

Thanks, i will try to find some one with software to connect the ecu and test on rolling bench

If you mean adjusted/remapped the ecu so no, haven’t done that. Don’t know anyone able to do this. is it possible to send the ecu box to someone for mapping and getting rid of the rev stop?

Its a Racing car and purpose of decat is the supposed increased power of 5%

Did you remove all 4 catalyst? Did you remap the ecu and managed to avoid motor lamp light?

I have cut off them from the exhaust system and replaced with a pipe. I welded nuts and replaced the lambda sensors, all 4. After this the motor lamp lights and when reving the engine it causes unnormal bangs/explosions. I suppose the ecu get confused and pushing too much fuel, just a wild...