There is a thread on the castle section involving this, according to castle you solder the wires together (eliminate plugson motor) and the problem is better if not eliminated, I have just had it happen to me for the first time so i intend to do it soon
edit; here is the link;
http://rc-monster.com/forum/showthread.php?t=3952
Work because i gotta, play because i wanna
People here hate Nitro, I love it. I start it, run it about 50 ft from me and it dies, I go after it. Perfect exercise