Quote:
Originally Posted by Bergycheese348
The tune was working perfectly fine at the beginning and the car has worked perfectly fine too. I do not have a specific date when it started happening for each, but I was told the EVAP code would not be able to be removed due to the EcuTek update, but it went away for a while as i was finishing up the pump gas side of the tune, then stayed on ethanol once I was able to use it because the power was amazing and I was saving money overall with it.
It is the rear O2 based kit
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Ok
If it ran good for a while and nothing changed not tune not hardware
Then the most likely issue is a hardware fault wiring fault bad sensor or similar
If it started happening after a tune upbadte then it's possibly tune related
Can you go back to an earlier revision and see if same issue