There are 2 owner-reported powertrain & transmission complaints for the 2004 Scion xBin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
VEHICLE HAS TRANSMISSION PROBLEMS. IT WOULD REV UP BUT NOT SHIFT UNTIL I LET OFF THE GAS. AFTER LETTING OFF THE GAS, IT WOULD JUMP INTO GEAR. THIS HAPPENED AFTER ALMOST 2 YEARS OLD AND 30,000 MILES. *JB
I HAVE HAD MANY PROBLEMS WITH THE TRANSMISSION AND THE DEALER HAS NOT REPAIRED IT. *AK
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 25, 2026