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K12R/S rough roll off from 6K and above...
Posted: Tue Jun 20, 2006 11:43 pm
by doug.brown
Anyone know of a fix/new code drop for the vibration on K12R/S engine roll off? it happens when rolling-off the throttle above about 6K RPM. According to at least one Brit magazine, BMW intentionally causes it as a result of engine s/w that reduces emmisions...
Posted: Wed Jun 21, 2006 1:06 am
by Bry
?
Can't say I've noticed that problem... do you know what revision software you have?
Bry
Posted: Wed Jun 21, 2006 4:53 am
by riceburner
the emissions testing is done at "roughly" those revs so most manufacturers map the ECU to very lean fuel settings at that point.
K12R/S rough roll off from 6K and above...
Posted: Wed Jun 21, 2006 2:09 pm
by doug.brown
I don't know my s/w rev on my K12R, but all the magazines testing these K12 bikes mention the same problem, including a recent review on the K1200GT in Motorcyclist I think...