If you live near a river and your vehicle is parked outside and near trees, there's likely one more reason to be concerned about its welfare — rats. Owners of cars from several manufacturers are increasingly reporting that rodents are eating their vehicles from the inside out. Reports in several states by owners of Honda and Toyota vehicles, as well as other carmakers' models, are claiming rats are devouring the wiring in their cars and causing major costly repairs.  The problem, owners claim, is that "green car" concerns have resulted in manufacturers using soy-based engine wiring and coverings. Rats eating engine wiring is an increasing problem for vehicle owners. Several lawsuits have been filed, with Honda and Toyota stating the litigations have no merit. But several years ago, Honda introduced a rodent-deterrent tape to help with the i ...