Lexus ES300 owners have reported 18 gasoline fuel system related problems since 1996. Table 1 shows the 6 most common gasoline fuel system problems. The number one most common problem is related to the vehicle's gasoline fuel system (12 problems). The second most common problem is related to the vehicle's fuel injection (2 problems). For details of each of the problem category, use the links in the table.
Fuel pressure regulator (damper) failed allowing fuel to flow into engine compartment and fumes through air intake into passenger compartment. Could have been a serious fire if not detected in time and repaired. Read details...
Sudden acceleration- delivering food for someones funeral. Read details...
Ten minutes after shutting engine off a fire developed in engine compartment. A fire investigator was unable to determine cause of problem. However, an inspector from insurance company concluded fuel leaked from a rubber hose coming off fuel filter that leaked onto a hot engine which ignited Read details...
Upon purchasing vehicle there was a design defect in fuel tank. Cannot get gas cap off vehicle to put gasoline in it. Contacted the dealer. Consumer states the filler cap was replaced with a new version but it required a tool to remove it and did not solve the problem. Read details...
Gas cap is very hard to twist off. Consumer developed a sprang wrist trying to twist is off. Spring clip causes it to lock up. Read details...