2016 Toyota Tundra Fuel System Problems
4 owner-reported fuel system complaints from NHTSA data
Data sourced from NHTSA public database. For informational purposes only. Always consult a qualified mechanic.
Owner Complaints (4)
Your fuel gauge is showing incorrect readings, which can leave you stranded when the tank actually runs empty even though the gauge suggests you have fuel remaining. This problem has happened multiple times to the owner's daughter. While Toyota has issued a technical service bulletin for this issue, it may only apply to certain model years despite the problem affecting more vehicles.
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Your gas tank won't fill up completely in one go at the pump. Each squeeze only adds about a quarter gallon or less, turning a normal fill-up into a 30-minute ordeal. This appears to be a known issue affecting multiple Tundra owners, likely related to a manufacturing defect in the fuel tank system. The fix will probably involve inspecting or replacing the fuel filler neck, rollover valve, or internal tank components.
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My truck is shutting off while driving,can be very dangerous.
I PURCHASED TOYOTA TUNDRA ON 6 NOV 2015. SINCE OWNING THE VEHICLE I HAVE BEEN GETTING 460 MILES TO A FULL TANK OF GAS (38 GALLON TANK). THOSE NUMBERS EQUATE TO 12MPG IN FUEL ECONOMY ESTIMATES. I PICKED THE VEHICLE UP ON 6 NOV2015. THE TRUCK HAD A FULL TANK OF GAS. THE FUEL EFFICIENCY READ 570 MILE FOR A FULL TANK OF GAS. ON 13 NOV I DROVE THE VEHICLE TO FLORIDA. EVERY TIME I FILED UP THE TRUCK WITH FUEL THE FUEL EFFICIENCY READING STARTED TO DECLINE. ON THE FIRST THREE FULL TANK OF GAS, THE READING WAS 540 AND 520 MILES FOR A FULL TANK OF GAS ON 15 NOVEMBER. I TOOK THE VEHICLE TO THE DEALERSHIP ON OR ABOUT 17 NOV. THE SERVICE DEPARTMENT PLUGGED THE VEHICLE UP TO A COMPUTER. THE COMPUTER SENT OUT A REPORT THAT SHOWED THAT THE VEHICLE WAS GETTING 18 MPG. THE SERVICE PERSONNEL TOLD ME THAT I WOULD BE DOING WELL IF I GOT 14MPG. BASED ON THEIR COMMENTS I WAS NOT TO EXPECT ANYTHING OVER 15MPG OVER THE HIGHWAY. ON 25 NOV, I DROVE THE VEHICLE TO FLORIDA. I DECIDED TO MANUALLY TRACK THE MILEAGE IN REGARD TO A FULL TANK OF GAS WITH THE USE OF THE TRIP COUNTER. I TOOK PICTURES OF THE VEHICLE ONLY REGISTERING 12MPG ON A FULL TANK OF GAS. ON A FULL 38 GALLON TANK, I WAS ONLY ABLE TO DRIVE 460 MILES PER TANK. THAT EQUATE TO 12MPG. THE DRIVING CONDITION WAS 74-78 DEGREES; DRIVING ON I95; THERE WAS ONLY THREE PASSENGERS IN THE VEHICLE. I USED 89 OCTANE GRADED GAS.