Toyota Prius fuel gauge problems

Filed Jan 15, 2026 · Fuel system · MD

2007 Toyota Prius touring edition WILL NOT TAKE ANY FUEL PROPERLY AND WILL OVERFILL AND "BURP" CAUSING GAS TO FLOW EXPLOSIVELY OUT OF THE FILLER NECK AND HOLE. Tank will not fill, at all, causing risk of running out of gas while on highway. FUEL GAUGE DOES NOT WORK AT ALL. FUEL TANK will not fill properly, if at all, overfills and burps causing fuel to blow out of the filler hole with force. THIS IS A FIRE HAZARD as gas can spill all over near the filler area and possibly catch fire. Stopping the filler hose will not help, as the tank refuses to take any gas, even when close to empty. People need to put gas in, not guess. The car will ONLY TAKE BARELY 2 gallons in winter without overflowing. THIS IS A LIFE SAFETY AND FIRE HAZARD AS THIS OVERFLOWING GAS AND REVERSE FUEL FLOW CAN IGNITE, or catch fire. THE BLADDER IN THE TANK STOPS WORKING AND WILL NOT ALLOW FUELING ANS SPITS FUEL BACK OUT OF THE FILLER NECK AND HOLE.

Filed Jul 21, 2025 · Electrical · MI

The odometer on my 2004 Prius stops at 299,999. This is a known problem in the 04-05 models that was corrected in 2006. Leaves me unable to track miles for maintenance and other uses. This also has the problem with the entire digital dash going dark which means no speedometer or gas gauge. Making the vehicle almost unable to be driven safely at this point. I have reached out to Toyota and they verify that it was an issue with this year range but because I have owned it too long they don't do anything about it

Filed Jun 5, 2025 · Brakes, Electrical · LA

I recently took my vehicle to the dealership because all the hazard lights on the dash came on. They diagnosed it as an issue with the inverter water pump and suggested that the engine was overheating, which was causing the hazard light to appear on the dashboard. So I had them replace that part and everything was fine. A week later, I went to drive to work and my entire dashboard was out. My radio, clock, blinkers, and brakes worked, but I could not see the speedometer, gas gauge, odometer or any other dashboard features. When I tried to restart the car, it wouldn't turn off. I tried several times and even got my husband to try. When we couldn't turn it off, I drove blindly straight to the dealership. They diagnosed the issue as being a problem with the combination meter. Recently, I found out that there was a Customer Support Program through Toyota that replaced the combination meter in my same car model. This service expired in 2017. I got the car in 2020-21. Thankfully I was home, and was able to follow my husband to the dealership. I'm not sure what I would've done if this happened while I was out. I am also have traction issues with the brakes. When I try to brake on a slope or incline, the glide hazard lights come on. It's happened several times when it's raining, but it's been happening more when it's not. I typically give enough space between myself and the car in front of me, but it's concerning that the brakes lock up when I'm on any type of sloped surface.

Filed Dec 26, 2024 · Acceleration, Electrical · ID

The light up display for the odometer, fuel gauge, and speedometer does not always light up. When it is not lit, the cruise control and any warning and informative alarms/lights also do not work. This is a well-known issue among owners of these cars, related to the capacitors on the circuit board for the display being defective, and there is extensive documentation of it online. It may also have had a technical service bulletin released for the issue, but I'm not entirely sure. The light goes out intermittently and is not always consistently out. I did mention it to the service personnel when I took it in to get recalls repaired recently, and they didn't seem surprised or unaware of the issue. I did not ask them to diagnose or fix it, as I know I can get it done for a better deal elsewhere.

Filed Apr 2, 2024 · Electrical, Engine · NC

One afternoon, in the Summer of 23, I entered my Toyota Prius to run some errands. Once I proceeded to power on the car, none of the dashboard lights illuminated. This included the gas gauge, speedometer & transmission indicator. Fortunately, I was only driving a few blocks down the road from my residence as I live in a small rural town with little congestion, little traffic and mostly two-lane roads. I can't imagine this occurring in a much larger metropolitan city. When I arrived at my destination, I discovered that my Prius wouldn't shut off. This dashboard malfunction was preventing the Toyota from powering off. I quickly completed my errands with my vehicle running during this entire ordeal. Finally, when I returned home, I frantically researched on YouTube regarding this issue and discovered many others who also were having these no-illuminating-dashboard problems. Some YouTubers offered workarounds but the solutions will be temporary as the problem will eventually worsen until the Prius owners have no working dashboard lights. From the way I understand it, this problem is nothing more than a small computer board that's behind the speedometer and this computer board has a small diode that tends to burn out on all kinds of Toyota Priuses when it reaches around 150,000 miles.

Filed Feb 17, 2023 · Electrical · FL

The vehicle we own is no longer covered by an extended warranty offered to Toyota owners of 2004-2009 Prius. The warranty covered the replacement of the digital combination meter which, when failing, no longer displays anything on the dashboard. The situation is dangerous because you lose the ability to monitor fuel tank capacity, speed, warning lights, reverse lights and backup camera. To get around this malfunction requires that the back storage panels be removed and 12-volt battery be disconnected and reconnected. However, the fix is short term since the problem resets itself once the car is turned off. Even when the display is working, we have just discovered that the fuel gauge is inaccurate, causing a serious overflow of fuel due to the display showing 1 bar, when the tank was actually 50% full. Toyota, fully aware of this problem offered a "warranty enhancement" that offered replacement coverage up to September 30, 2013. It only covered customers whose care was demonstrating the problem, excluding any cars that were not showing signs of malfunction. We have a 2008 model, purchased from a Toyota dealership in 2011, that up until around 2-years ago showed no signs of malfunctioning. Therefore, the warranty did not apply. We now, however, are experiencing the malfunction on a daily basis and our vehicle is unsafe, and inconvenient to drive. I called Toyota regarding this and they will not offer any further coverage beyond the September 30, 2013 date. The repair for this malfunction is a minimum $1000, which rightfully should be covered by Toyota due to the potential safety issues surrounding this problem. We would like Toyota to acknowledge customers such as ourselves where the malfunction did not appear until later during our ownership of a 2008 Prius, and pay or reimburse for the repair.

Filed Nov 3, 2022 · Acceleration, Electrical · CA

Instrument panel cluster failure. Panel goes black while driving and lose power. Vehicle won’t start or shut off. My vehicle was getting serviced at the dealership and they couldn’t start the vehicle. I was told the instrument panel cluster was the problem. I contacted Toyota Customer Service, and was told they were aware of the issue. They had issued an extended warranty and sent out a letter to all owners this warranty has expired in 2016. If you purchased your vehicle after 2016 you would not have received any notice regarding this. While driving you can’t see you speed, your gear selection, fuel level, lights and no warning lights. The warning is that your vehicle won’t start or shut off.

Filed Aug 4, 2022 · Brakes, Electrical · CA

Hello there, my name is Lashyrah and I do not know much about cars so most of this is unknown. The person I bought my vehicle from did not give me much information and I was desperate at the time so I bought it. Most of the lights on the dashboard are on: ABS, Brake system, Engine, Tire/Safety Alert, Fuel pump reset warning, and Stability control are lights that come and go. I have used the code system to try to reset these things and they go away then pop back up. Sometimes while I am driving, all the dashboard lights disappear and the breaks start getting really touchy and it feels completely different driving until the previous lights all come back on. This has been an issue before and when I last went to Toyota to get my car serviced, I asked them to check the lights and system, and if they could do a multi-point inspection. They wanted me to pay $300 just to find out why the lights keep coming back on. Please help me get this fixed at no cost I am a single mom and college student working part time so I need my car to get around or a free loaner car to get around until this is fixed. I strongly feel these are recalls that did not get taken care of or are not showing up in the recall system. I need assistance as soon as possible and would like to know my options, especially after getting a notice in the mail a few days ago from Toyota about my car possibly being affected. My fuel gauge is also empty at around 3 bars or sometimes 2 bars instead of going all the way down to empty, costing me more money on gas having to fill it up more often. Thank you for your time and help.

Filed Jul 18, 2022 · Fuel system · NC

Our 2009 Toyota Prius is known as a Gen 2 Prius (model years 2004 -2009). All Gen 2 Priuses has a bladder inside their fuel tank. Over time, these bladders are known to deteriorate. In our case, the fuel tank capacity is shrinking and fuel can be difficult to add to the tank (pumps click off repeatedly and occasionally, fuel splashes back out of the tank). Additionally, the fuel gauge reports unreliable statuses and drops or adds multiple "bars" at a time yet fuel, when added, and tank status as reported by the gauge, are inconsistent with one another. Thus, we, the drivers, don't know how much fuel is in the tank and may consider carrying a full gas can to avoid being stranded along the roadside. We believe Toyota knew about this Gen 2 defect at the time we purchased our 2009 Prius, which was in March, 2009. In fact, the new Gen 3 Priuses, starting with the 2010 model year, had already had their fuel systems redesigned and factories were probably being retooled when we purchased our vehicle. Thus, they knowing sold us a vehicle with a known product defect. Now, with the bladder deteriorating, the local Toyota dealership wants to replace our fuel tank/system at a cost of almost $2,000. The replacement tank will be of an identical design as the one they sold me in 2009. So they want me to pay an additional two grand for a tank that has been known to be defective for the past 13 years. This is unbelievable!

Filed May 19, 2022 · Electrical · WA

The electric dashboard (warning lights, speedometer, fuel gauge, etc.) is sometimes off when starting the car. The backup camera and the center display also will not be working. The car will not shut off when the displays are not working. It will usually fix itself after pushing the on/off button a few times. It has happened many times now but isn’t predictable. It hasn’t been looked at by a mechanic yet.