Two problems related to engine have been reported for the 2006 Toyota 4Runner. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2006 Toyota 4Runner based on all problems reported for the 2006 4Runner.
The contact owns a 2006 Toyota 4runner. The contact stated when accelerating there was an abnormal sulfur smell emitting from the interior and exterior of the vehicle. The contact stated the catalytic converter was previously replaced and stated the failure had returned. The manufacturer advised that the contact have a diagnostic test performed before the vehicle could be repaired. The dealer advised they were awaiting approval from the manufacturer before proceeding with repairs. The vehicle was not repaired. The failure and current mileage was 19,200.
Highway merge ramp at almost full throttle twice, once passing another vehicle on highway at also high throttle usage, accelerator pedal was stuck open vehicle continued to accelerate felt like cruise control was engaged but wasn't. I stepped on brakes but that didn't help, I then hit the accelerator pedal with my right foot and the pedal went back to normal.