There are 3 owner-reported powertrain & transmission complaints for the 2008 Toyota Matrixin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
I NOTICED A CHIRPING NOISE FROM THE ENGINE. MY HUSBAND TOOK THE MATRIX TO A TOYOTA DEALER WHO ADVISED US, UPON INSPECTION THAT THE BOLT THAT HOLDS THE LIFTER ARM HADSHEARED OFF INSIDE THE ENGINE. WE ARE EXTREMELY FORTUNATE THAT THIS DID NOT RESULT IN AN INJURY ACCIDENT WHILST TRAVELING AT HIGHWAY SPEEDS! THE SERVICE MANAGER SAID HE HAD ONLY SEEN THIS HAPPEN BEFORE WHEN A BELT WAS REPLACED. THE ISSUE HAS NOT BEEN RESOLVED SINCE THE DEALER AND TOYOTA SEEM TO FEEL THAT IT IS NOT THEIR PROBLEM. THE DEALER QUOTED $2200+ AND ADVISED THAT IF THEY CANNOT DRILL THE BOLT OUT, THAT THE SHORT BLOCK WOULD NEED TO BE REPLACED. *TR
TOYOTA MATRIX XR 2008:BOUGHT NEW. ONE DRIVER CAR. TWENTY-TWO MONTHS OF DRIVING WITH 11,000 MILES ON IT. TOOK TO DEALER ON MARCH 12, 2010 BECAUSE LEAKING TRANSMISSION FLUID. DIAGNOSED AS FAULTY HARMONIC EQUALIZER ON FRONT AXLE WHICH CAUSED SCARING ON AXLE AND INSIDE TRANSMISSION INSTALLED NEW AXLE AND TRANSMISSION. TEN MINUTES AFTER PICKING UP CAR AFTER FIRST PROBLEM CORRECTED: CAR LOST POWER WHILE I WAS DRIVING. NEARLY KILLED BY SEMI-TRUCK BUT AVOIDED ACCIDENT. DIAGNOSED AS FAULTY COMPUTER. DEALER INSTALLING NEW COMPUTER NOW. UPDATED 03/29/10 *BF UPDATED 05/05/10.*JB
WITHOUT WARNING MY 2003 TOYOTA MATRIX TRANSMISSION LOCKED UP. I'M TOLD I NEED A NEW ONE, AND MY CAR HAS ONLY 60,560 MILES. *TR
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 26, 2026