2014 Toyota Avalon electrical system problems
11 owner complaints filed with NHTSA name the electrical system on the 2014 Toyota Avalon — 11% of all complaints for this model year.
What owners report
“Odometer Fraud. The contact purchased a 2014 Toyota Avalon. The contact stated that the vehicle was driven to AAA Auto Repair facility and the contact was informed that there was a mileage discrepancy. The vehicle was a dealer sale. At the time of purchase the vehicle mileage was 93,326, and after…”
filed Aug 27, 2025
“Pre collosion system warning light came on and took the vehicle to the toyota dealer and was told they needed to replace a computer in the system at a cost of over $1000. Which was not covered by the warranty or my extended warranty.”
filed Oct 10, 2019
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 Avalon years
| Year | Reports | Share |
|---|---|---|
| 2021 Avalon | 1 | 5% |
| 2019 Avalon | 17 | 25% |
| 2018 Avalon | 1 | 4% |
| 2016 Avalon | 3 | 13% |
| 2015 Avalon | 4 | 10% |
| 2013 Avalon | 14 | 10% |
| 2012 Avalon | 4 | 13% |
| 2011 Avalon | 25 | 24% |
| 2010 Avalon | 3 | 7% |
| 2009 Avalon | 11 | 12% |
| 2008 Avalon | 44 | 13% |
| 2007 Avalon | 17 | 7% |
Other reported problem areas on the 2014 Toyota Avalon
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.