Originally Posted by v1nc86
Something strange here... I've a 2008 e90 335xi (sedan) sport package, I've unplugged the actuator cable, and I've not seen any sound difference or so. Then I got the JB4 G5, so I plugged back the actuator cable, and set the CANflap option using menu 4 option 5 (force it open all time). Again, I've not seen any sound difference or so. Any idea why? valve blocked? Thanks.
No idea, unless you are not doing it first thing in the AM. Has to be a true cold start condition before you do it. Otherwise I got nothing.