My 2002 Toyota Avalon had a bad draw coming from the ecu b and I can't fix it

Hello, I'm not sure what you mean by "the ecu b". Sounds like you'll need some hands on troubleshooting to determine if you haha some kind of draw and where it may be coming from. This is certainly beyond what any recommendations in this forum could provide. Use this link to find some shops near you that can help with your concern: www.repairpal.com/repair-shops