Toyota Highlander and Rav4 Engine Cold Start Timing Rattle Problem and Fix
Does your Toyota have a VVT-i (Variable Valve Timing with Intelligence) engine that has developed a noticeable rattle whenever you start the engine? If so, then you will want to know what is going on and why in some cases you can wait a while before repairs whereas in other cases repairs have to be done right away for this common Toyota problem.
United States Timothy Boyer Cold Start Timing Rattle Prattle Comes Two Videos Toyota Engine Cold Start Rattle Problem
Source: torquenews.com