My 2019 Toyota 4Runner was inhabited by a rat that chewed the wiring harness in at least 3 different areas. The damage occurred between 8pm and 7am. The vehicle started with lights on the dash illuminated. The car was out into drive and was jerking. Reverse had the same result. After inspecting under the hood of the car wires were seen chewed partially and a few completely severed. A…
2019 Toyota 4Runner electrical problems
severe 8 complaints filed with NHTSA · avg repair $850 · see electrical across all vehicles →
Complaints
8
Recalls
0
Avg fix
$850
1fire
When does it fail?
Of the 8 electrical complaints filed for the 2019 Toyota 4Runner, here's the actual mileage breakdown — failures cluster heaviest at 0-25,000 mi.
0-25k
25-50k
50-75k
75-100k
100-125k
125-150k
150k+
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.
What stands out
No new NHTSA electrical complaint has been filed on this vehicle in over 4 years — the issue may be aging out of the active population.
What owners are reporting 3 most recent
The contact owns a 2019 Toyota 4Runner. The contact stated that the vehicle would not start. There were no warning lights illuminated. The contact waited an hour and was able to restart the vehicle. The vehicle was not diagnosed by an independent mechanic or the dealer. The contact stated that while her mother was driving 5 MPH, she heard abnormal grinding sounds, and the vehicle inadvertently…
The contact owns a 2019 Toyota 4Runner. The contact stated that while driving at an undisclosed speed, the instrument cluster displayed a blank screen. The contact stated that the failure also occurred while reversing. In addition, the radio volume independently adjusted up and down independently, and independently powered off independently. The vehicle was not diagnosed or repaired by an…
Had electrical trouble with your 2019 Toyota 4Runner?
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 2019 Toyota 4Runner?
It's a meaningful issue. 8 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 8 complaints filed, electrical issues most often appear around 23,333 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?
No active recalls currently cover electrical issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Related
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/2019/Toyota/4Runner.
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.