Table 1 shows four common other fuel system related problems of the 2021 Toyota Highlander. The number one most common problem is related to the other fuel system (18 problems). The second most common problem is related to the other fuel system tank assembly (eight problems).
| Problem Category | Number of Problems |
|---|---|
| Other Fuel System problems | |
| Other Fuel System Tank Assembly problems | |
| Other Fuel System Tank Mounting problems | |
| Other Fuel System Tank Filling/charging problems |
This appears to be a fuel pump or something with the fuel issue on a 2021 Toyota Highlander l series. While driving it would stop and switch off at stop lights and stop sign. The codes that come up have to do with fuel being lean. Read details...
Highlander has same issue as the 2019-2020 Toyota rav4 fuel issue identified by the NHTSA: vehicle fuel gauges displaying less than full and/or total fuel dispensed is less than expected, when the fuel nozzle automatically clicks off. Read details...
The 2021 Toyota Highlander hybrid gas tank is exactly 17. 1 us gallons in size but even when the low fuel indicator light turn on and the the fuel gauge is at near empty it will only accept a maximum of 12. 9 to 13. 8 gallons. Read details...