2008 Toyota 4runner Engine Problems
4 owner-reported engine complaints from NHTSA data
Data sourced from NHTSA public database. For informational purposes only. Always consult a qualified mechanic.
Owner Complaints (4)
Your exhaust manifold is cracking, which allows exhaust fumes to leak into your cabin and may cause dizziness. This is especially concerning in winter when windows are closed and heat is running, or in summer with air conditioning on. The repair will likely involve removing and replacing the cracked exhaust manifold.
Parts you may need:
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MY TRUCK HAS HAD A SULPHUR SMELL FOR A LONG WHILE. I WAS ADVISED THAT THERE IS A SERVICE BULLETIN ON IT. T-SB-0346-09. I CONTACTED TOYOTA AND RECEIVED A CASE # FROM SUSAN ON AUGUST 28,2017. THAT # IS 1708280670. SHE ADVISED ME THAT I AM 3,000 MILES PAST THE MILAGE THAT TOYOTA ACCEPTS. THIS IS AN EMISSION ISSUE AND I FEEL THAT THEY SHOULD ASSIST IN THE REPLACEMENT COST. THE SERVICE BULLETIN HAS TOYOTA REPLACING A FRONT AND REAR PIPE ASSEMBLY WHICH INCLUDES CATALYTIC CONVERTERS. THE ISSUE HAS BEEN KNOWN FOR A WHILE AND THEY SHOULD HAVE RECALLED THIS SYSTEM NOT WAITED FOR PEOPLE TO COMPLAIN. BY NOT RECALLING IT THEY AVOID MAKING LEGITIMATE EMISSION/ENGINE REPAIRS. THE SULPHUR SMELL NOW HAPPENS MOST OF TIME THAT I DRIVE IT NOW. I DO NOT KNOW WHAT ELSE THAT I CAN DO. THE TOYOTA DEALER HAD ADVISED ME TO CONTACT TOYOTA.
MY TOYOTA 4RUNNER HAS A CONSISTENT AMMONIA SMELL THAT LEAKS INTO THE CABIN. THIS HAS GONE ON FOR A MONTH AND HATCH TOYOTA DENIES IT'S A PROBLEM. MY WIFE AND I FEAR FOR OUR HEALTH BECAUSE OF THIS ODOR. THE FORUMS REPORT THIS PROBLEM AS FAR BACK AS 2003, BUT TOYOTA SAYS THEY ARE UNAWARE OF ANY PROBLEM. *TR
STARTED MY 2008 TOYOTA 4RUNNER. NEVER TOUCHED THE ACCELERATOR PEDAL. ENGINE RACED UNCONTROLLABLY TO AROUND 7-8000 RPM AND SHUDDERED TERRIBLY. IMMEDIATELY TURNED THE ENGINE OFF AND THEN TRIED IT AGAIN. DID SAME THING. TOOK VEHICLE TO THE DEALERSHIP WHERE THEY SAID THEY COULDN'T DUPLICATE THE SYMPTOMS AND SAID THERE WEREN'T ANY CODES STORED IN THE COMPUTER. WAS TOLD THEY WOULD CALL TOYOTA TECHNICAL TO REPORT ISSUE. NEVER HAVE BEEN CONTACTED. THIS INCIDENT ONLY REINFORCES THE BELIEF THAT TOYOTA HAS ISSUES OTHER THAN THE "RECALL FIX". I BELIEVE THAT IT IS AN ELECTRICAL/COMPUTER PROBLEM. IT SHOULD BE NOTED THAT MY VEHICLE IS NOT EVEN ON THE RECALL LIST. *TR