One problem related to hatchback/liftgate hinge has been reported for the 2002 Lexus LX470. The most recently reported issues are listed below.
Water was leaking into the back of the vehicle and soaking the interior. Upon inspection of the vehicle by the dealership, they thought the leak was due to the spoiler. They patched the holes in spoiler and replaced the entire hatch. But the leak recurred. Currently, dealership indicated that the water was seeping through the light in the third door hatch which had a leak.