2015 Toyota Highlander electrical system problems
52 owner complaints filed with NHTSA name the electrical system on the 2015 Toyota Highlander — 27% of all complaints for this model year.
What owners report
“The a/c condenser was damaged due to impact of road debris. This caused loss of proper system operation. The cost to repair was $1100+. The debris entered thru the front grill, which has nothing in place to prevent debris from entering the engine compartment.”
filed Aug 27, 2026
“The contact owns a 2015 Toyota Highlander. The contact stated that the power liftgate consistently failed halfway through while opening and closing the liftgate. The vehicle was not taken to the dealer. The vehicle was not diagnosed or repaired. The contact became aware of information online about…”
filed Jul 17, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
The air conditioning dye injection tool kit has been developed to aid in identifying the location of air conditioning refrigerant leaks. The procedures outlined in this Service Bulletin aid in locating, inspecting, and…
T-SB-0058-23 Rev1 · Service Campaign · issued Jun 13, 2025
Electrical System problems in other Highlander years
| Year | Reports | Share |
|---|---|---|
| 2024 Highlander | 6 | 14% |
| 2023 Highlander | 12 | 7% |
| 2022 Highlander | 17 | 7% |
| 2021 Highlander | 26 | 5% |
| 2020 Highlander | 18 | 6% |
| 2019 Highlander | 56 | 12% |
| 2018 Highlander | 24 | 9% |
| 2017 Highlander | 46 | 17% |
| 2016 Highlander | 14 | 13% |
| 2014 Highlander | 35 | 26% |
| 2013 Highlander | 26 | 13% |
| 2012 Highlander | 29 | 16% |
Other reported problem areas on the 2015 Toyota Highlander
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.