There are 1 owner-reported electrical system complaints for the 2004 Lexus ISin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
THE GAS PEDAL WILL INTERMITTENTLY STOP WORKING. FORCING ONE TO PULL OVER, RESTART THE CAR, AND/OR HAVE THE VEHICLE TOWED FOR REPAIR.
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