UTEC in Australia!!! - knocking due to cold air
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03-28-2006, 04:58 PM
2009 BMW 135i
Boost map isn't that important. There is a lot of "springyness" in the boost control system. It's more of a drivability thing.
Can you post your timing map? +18 might be slightly too agressive at 4000-4500rpm at full boost.
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