I called Toyota and got the same treatment, they acted like this is the first time they have heard of it. Got my call registered, but not holding my breath. Even though they had to have a recall for this same problem in the previous model 4runner.
Called Toyota, this is an obvious reoccurring problem with cylinder #6
I called the support line at toyota and got a case number as well.
If you have this problem CALL TOYOTA. They had a recall for the same problem on the previous model of the 4runner.
Blown gasket
So it looks like I have the same issue with a leaking cylinder gasket on my 2004 4runner.
Here are the details:
2004
4x4
145000 miles
Cylinder #6 leaking cooling fluid.
Error code P0306
Problems started with rough starts and misfire in Cylinder 6, engine check light on in the...