Quote:
Originally Posted by tpoddar
The current Bootmod3 tune won't cause issues suddenly. It's about the lean AFRs causing premature wear on the pistons which will cause issues in the long run. This is why people have issues when they've ran 20-30k miles sometimes, even with clean logs. To prevent any long term premature wear, it's better to run rich. Exact AFRs would need to be decided by PTF.
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then PTF should really consider to increase the AFR for the whole rpm range. to prevent another damage engine.
btw, how do we check what type of our engine?
checked to realoem, just stated B48
asked BMW, they said the engine is the same spec with 330i, because same part number for both