2023 Toyota Tundra Fuel System Problems
34 owner-reported fuel system complaints from NHTSA data
Data sourced from NHTSA public database. For informational purposes only. Always consult a qualified mechanic.
Fuel System Recalls (1)
FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2022-2023 Tundra and Tundra Hybrid vehicles. The plastic fuel tube routed near metallic brake lines may chafe against the brake lines and become damaged, possibly resulting in a fuel leak.
Fix: Dealers will install protective materials and a clamp on the fuel tube, free of charge. Owner letters were mailed November 6, 2024. Owners may contact Toyota's customer service at 1-800-331-4331. Toyota's numbers for this recall are 23TB09/23TA09.
Owner Complaints (34)
While driving your 2023 Toyota Tundra, you noticed smoke and discovered the driver's side fuel tank was on fire. The fire department extinguished the vehicle, but it was destroyed. You were notified of a recall (NHTSA Campaign 23V566000) for this fuel system issue, but the dealer couldn't obtain the repair parts needed to fix it. The repair would likely involve replacing or repairing the fuel tank assembly to address the fire hazard.
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You reported a problem with your 2023 Tundra's fuel system that was identified in August 2023, and you haven't received a fix from Toyota despite the issue being resolved in 2024 models. You're concerned about potential fuel leaks and fire risk, which could cause injury or property damage. Toyota needs to provide an urgent remedy for your vehicle.
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Your 2023 Tundra is subject to recall 23TA09 due to an increased fire risk in the fuel/propulsion system. As of 11 months after the recall was issued in August 2023, the repair remedy still hasn't been made available to owners. The fix will likely involve inspecting and potentially replacing fuel system components to eliminate the fire hazard.
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The contact owns a 2023 Toyota Tundra. The contact stated that while driving at various speeds, the navigation screen would shut off and then it would restart with no information. The contact would have to stop driving and reenter the information.
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Your truck is leaking fuel onto the garage floor, which poses a fire hazard to your home and vehicle. The dealership has inspected it but hasn't yet identified where the leak is coming from. There were no warning lights or messages before you noticed the problem.
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Your 2023 Tundra has three serious safety concerns: the automatic emergency braking system engages suddenly without warning on flat, straight roads in good weather, creating an accident risk and potentially injuring passengers; there is a known fuel line issue that Toyota acknowledges poses a fire risk with no available fix; and the windshield is prone to cracking for no apparent reason and cracks spread rapidly while driving, with replacements unavailable due to widespread failures. Addressing these issues will likely require Toyota to issue a recall and provide repairs for the braking system malfunction, fuel line replacement, and windshield coverage.
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Your truck hesitates for about 1.5 seconds when you accelerate in slow-speed situations like roundabouts, then suddenly lurches forward. This delay happens most often in Eco, Normal, and Comfort driving modes and has created unsafe situations where other vehicles could hit you. The dealer says this is normal behavior, but the problem started from day one.
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Your Tundra experiences a noticeable delay when you press the accelerator, followed by a sudden burst of power that causes the truck to jerk or lunge forward. This happens both when rolling at low speeds and in stop-and-go traffic, and the delay is so obvious that other drivers can see it. Even though a Toyota technical bulletin fix was already applied, the problem persists. This may require your dealer to diagnose the throttle control system or fuel delivery to find why the lag continues after the previous repair.
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Your truck sometimes hesitates for several seconds when you accelerate from a complete stop, which has created dangerous situations when entering traffic. This delay has occurred since the vehicle was new and has continued even after a transmission software update. The issue may be related to the fuel system, engine, or transmission response calibration and could require diagnostic testing or further software adjustments.
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Your fuel gauge is displaying incorrect readings on the dashboard. After filling up your tank, it may show full when you actually have significantly less fuel (you experienced 11 gallons missing), making it impossible to know your actual fuel level—especially risky on long trips. This issue has affected multiple 2023 Tundra owners, and it temporarily resolved but then recurred.
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Your fuel gauge may incorrectly show a full tank after parking on an incline, even though you started with half a tank. The gauge won't show the correct fuel level until you refill the tank, and common troubleshooting steps don't fix it. This could be dangerous in mountainous areas where misjudging your fuel level might leave you stranded or cause you to run out of gas unexpectedly. The issue likely requires a fuel gauge sensor or instrument cluster software update.
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Your truck has a significant delay when you press the gas pedal, causing it to bog down and hesitate during acceleration—especially in traffic situations where you need to merge or pass quickly. You've also noticed a surge after braking and pressing the gas. Toyota mechanics have confirmed the delay during test drives but haven't found a solution, and you've reported the issue multiple times since November 2023. Addressing this will likely require Toyota to reprogram the engine control module or replace fuel system components to improve throttle response.
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Your fuel gauge randomly resets to show a full tank, even when your vehicle still has fuel remaining. This means you might not know your tank is actually running low and could run out of fuel unexpectedly. A dealer confirmed the problem with video evidence—the truck needed 14.4 gallons to fill up even though the gauge showed it was more than 3/4 full. The fix will likely involve diagnosing the fuel sender unit or gauge cluster to identify and repair the faulty component.
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Your 2023 Toyota Tundra is part of a recall for the fuel system, but the replacement parts needed to fix the issue aren't available yet. You've been waiting longer than reasonable for the repair, and Toyota has confirmed the parts are still not in stock. While you haven't experienced any actual fuel system failure, you'll need to wait for Toyota to supply the parts before the dealer can complete the recall work.
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Your fuel gauge may display incorrect readings, especially after parking on a slope or uneven surface. The gauge might show a full tank even after you've used about one-third of your fuel, and it won't correct itself until you refill the tank completely or disconnect and reconnect the battery. This creates a safety risk because you could unexpectedly run out of gas while driving.
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Your 2023 Toyota Tundra is subject to a recall (Campaign 23V566000) for a fuel system issue, but the replacement part isn't available yet from Toyota. You've been waiting longer than you think is reasonable for the repair to be completed, and you've contacted your dealer and Toyota about the delay. The part shortage has been confirmed.
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Your 2023 Tundra was issued a safety recall for the fuel line in August 2023, but Toyota has not yet provided the dealer with repair instructions or parts to fix it. You've been advised to wait for the remedy while continuing to drive the truck, and Toyota and the dealer have refused to offer you a comparable loaner vehicle, rental reimbursement, or refund while the recall repair remains unavailable. Resolving this will require Toyota to either complete the fuel line repair once parts and procedures are available, provide adequate compensation for your inability to use the vehicle, or offer a full refund.
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Your instrument cluster and radio stop working while driving at various speeds, and a PIN prompt appears on the screen. This happens repeatedly, and your emergency 911 alert feature (which uses the same system) also stops working. Your dealer couldn't identify the cause and said the system is working as designed. Additionally, you're waiting for a recall repair (Campaign 23V566000) that the manufacturer has taken longer than expected to complete, and the necessary parts aren't yet available.
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While driving at about 40 mph, you noticed a fuel smell coming from your truck. When you pulled over and looked underneath the passenger seat, you found condensation dripping from that area. Your vehicle was towed to the dealer, but they haven't diagnosed the problem yet. This issue is related to NHTSA recall campaign 23V566000. The repair will likely involve inspecting and sealing fuel system components or replacing parts that are allowing moisture to accumulate.
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Your truck has a noticeable delay when you press the accelerator from a stop — it takes about 1.5 seconds before the engine responds. When it does engage, it jerks or lurches forward as if struggling, then returns to normal operation. This hesitation happens frequently, especially when you step on the gas hard. This issue may involve the fuel delivery system, transmission response, or engine control module needing inspection or reprogramming.
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Your 2023 Tundra was subject to two recall campaigns—one for the fuel system and one for exterior lighting. When you took your truck to the dealer for the recalls, they ordered the necessary parts. However, by the time your appointment came around, the dealer informed you the parts had been sold to another customer and were no longer available. Your vehicle was not repaired, and you're concerned the manufacturer has taken too long to make parts available for the recall work.
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The contact owns a 2023 Toyota Tundra. The contact stated while refueling the vehicle, the fuel gauge failed to properly display the accurate amount of fuel in the tank. In addition, the contact stated that occasionally while driving at various speeds, the fuel gauge indicated that there was more fuel in the tank than the actual fuel level.
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The contact owns a 2023 Toyota Tundra. The contact received notification of NHTSA Campaign Number: 23V566000 (Fuel System, Gasoline) however, the part to do the recall repair was not yet available. The local dealer was contacted.
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You received a recall notice (Campaign 23V566000) for your 2023 Toyota Tundra's fuel system, but the repair parts aren't available yet. You've been waiting longer than you think is reasonable, and both your dealer and Toyota have confirmed the parts are still not in stock. While you haven't experienced any actual failure yet, this means the recall work can't be completed.
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The contact owns a 2023 Toyota Tundra. The contact received notification of NHTSA Campaign Number: 23V566000 (Fuel System, Gasoline) and 24V125000 (Power Train) however, the parts to do the recall repair were not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repairs.
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Your 2023 Toyota Tundra is part of a fuel system recall (Campaign 23V566000), but the dealer has confirmed that replacement parts aren't yet available. You haven't experienced any actual failure, but Toyota has taken longer than expected to make the repair parts available. The recall repair will likely involve replacing a fuel system component once parts are in stock.
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Enterprise rented me recalled car. I asked about check engine light and they said it was for oil change. Kept for 30 days renting it twice.
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The contact owns a 2023 Toyota Tundra. The contact stated that the vehicle was not obtaining the correct fuel mileage. The contact stated that, while tracking the MPG, the vehicle was averaging 15.7 MPG.
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On multiple occasions my fuel gauge has randomly reset from 3/4 full to above full. Had I not noticed this change I could have run out of gas. Toyota refuses to do anything about this and I have reported this to corporate and two different dealerships.
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Your fuel gauge is displaying inaccurate readings—sometimes showing half or quarter tank when you've just filled up completely, and other times showing a full tank when you actually have only a quarter tank left. This unreliability makes it difficult to trust your fuel level, and you're concerned there might be a fuel leak or another underlying issue. The problem likely involves the fuel gauge sender unit or its electrical connections, which may need to be inspected or replaced.
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Your 2023 Tundra makes an abnormal squeaking noise when you press the brake pedal. Toyota has issued a recall (Campaign 23V566000) related to the fuel system, but the replacement parts aren't yet available from the manufacturer. You've been waiting longer than expected for the dealer to complete the recall repair. The repair will involve replacing fuel system components once they become available.
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After filling up your fuel tank, your fuel gauge didn't update to show the full level—it stayed at whatever it was before refueling. You turned the vehicle off and back on, but the gauge still didn't change. When you tried refueling at another pump, it stopped immediately, confirming your tank was actually full. After driving around for 15 minutes with no gauge change, you parked it at home, but the gauge corrected itself later and showed a full tank. No warning lights appeared during this issue.
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Your fuel gauge reads incorrectly after parking on a slope. When you parked on a slight incline with a 3/4 tank of fuel for 2 hours, the gauge jumped to showing a full tank when you started driving again. This suggests the fuel gauge sensor may not be reading accurately when the vehicle is tilted.
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Wear on the plastic fuel tube.
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