Of the 14 electrical complaints filed for the 2016 Toyota Highlander,
here's the actual mileage breakdown — failures cluster heaviest at 25,000-50,000 mi.
0-25k
0 (0%)
25-50k
2 (100%)
50-75k
0 (0%)
75-100k
0 (0%)
100-125k
0 (0%)
125-150k
0 (0%)
150k+
0 (0%)
Each bar shows the share of total complaints filed at that mileage range. Peak failure window highlighted.
Some owners report problems earlier; some make it well past 150,000 miles symptom-free. Maintenance habits
and driving conditions shift the curve as much as mileage alone.
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain model year 2016 Highlander vehicles manufactured May 26, 2016, to September 16, 2016
If the brake fluid level is low and is not detected, the braking performance may be decreased, increasing the risk of a crash.
Fix: Toyota will notify owners, and dealers will inspect and, as necessary, connect the wire harness to the sensor, free of charge. The recall began November 14, 2016. Owners may contact Toyota customer service at 1-800-331-4331. Toyota's number for this G03.
What owners are reporting
4 most recent
electrical
· filed 12/26/2023
2016 toyota highlander le model v-6 cylinder. The FUEL PUMP runs after engine has been turned off for several hours, even up to as many as 8 hours. This situation can be heard in a closed in garage, in the completely quiet of night time, and at multiple times during the same time period. It happens intermittently with various levels of gas in the tank. The length of time FUEL PUMP can run…
electrical
· filed 12/23/2016
My car engine started on its own after being turned off. I went shopping at walmart and parked my 2016 Toyota highlander xle in the parking lot. I put the car in park and pushed the engine start/stop button to turn off the car. My family and I exited the car and I used the keyless entry pad to lock the doors. We shopped for approximately 45 min. When we returned to the car, I used the…
electrical · 35,000 mi
· filed 11/29/2017
Tl* the contact owns a 2016 Toyota highlander. While the vehicle was parked in the driveway, it automatically turned on without warning. The contact had to push the ignition switch to stop the vehicle. The contact also stated that there was a loud noise when the ignition switch was turned on. The contact turned off and turned on the vehicle, and the loud noise stopped. The vehicle was not taken…
electrical · 48,000 mi
· filed 11/20/2024
The contact owns a 2016 Toyota Highlander. The contact stated that while the vehicle was parked, the trunk power switch failed to function as intended. The contact stated that the trunk power switch was enabled to unlock, however the trunk door did not unlock. The contact stated that the trunk power switch failed to unlatch the trunk door and the trunk door was stuck. The vehicle was taken to an…
Had electrical trouble with your 2016 Toyota Highlander?
File a complaint with NHTSA → It's free, official, and how every report above got here — owner filings are the federal safety record this page is built on.
Common questions
How serious is the electrical problem on the 2016 Toyota Highlander?
It's a meaningful issue. 14 complaints have been filed and the failure mode causes operational problems for owners. Repairs average $850.
At what mileage does the electrical typically fail?
Based on the 14 complaints filed, electrical issues most often appear around 31,333 miles. Some report problems earlier; some make it well past 150,000 with no symptoms. Maintenance habits matter — vehicles that received timely fluid services and were not regularly overworked tend to last longer.
What does it cost to fix?
Independent shops typically charge around $850 for electrical repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to electrical?
Yes — 1 active recall(s) cover electrical issues on this vehicle. Recall fixes are always free regardless of mileage or warranty status. Use the VIN decoder at the top of the page to check if your specific vehicle is affected.
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Verify the raw federal record at
nhtsa.gov/vehicle/2016/Toyota/Highlander.
Severity ratings are derived from reported crashes, fires, injuries, and fatalities. Repair cost estimates are
independent-shop national averages and may differ in your area. Some links on this page are affiliate links.