Vehicle Data Hub

2016 Toyota 4RUNNER electrical system problems

18 complaints about electrical system have been filed for the 2016 Toyota 4RUNNER, which is 17% of all its NHTSA complaints. It is the most reported problem area for this model year.

At a glance

Complaints
18 17% of this year's complaints
Typical mileage
14,000 miles 11 complaints with mileage
Crashes and fires
0 and 1
Injuries and deaths
0 and 0

Source: NHTSA owner complaints

When electrical system problems show up

Electrical system complaints by mileage, 2016 Toyota 4RUNNER Complaints by odometer reading in 20,000-mile steps. The median is about 14,000 miles. 0k to 20k miles: 6 complaints 20k to 40k miles: 2 complaints 40k to 60k miles: 2 complaints 60k to 80k miles: 0 complaints 80k to 100k miles: 1 complaints 100k to 120k miles: 0 complaints 120k to 140k miles: 0 complaints 140k to 160k miles: 0 complaints 160k to 180k miles: 0 complaints 180k to 200k miles: 0 complaints 200k+ miles: 0 complaints 040k80k120k160k200k miles Typical: 14,000 miles
Based on 11 complaints that include mileage. 91% were reported before 60,000 miles. The amber marker shows the median: half of these complaints happened before that mileage.
View the numbers
MileageComplaints
0k to 20k miles6
20k to 40k miles2
40k to 60k miles2
60k to 80k miles0
80k to 100k miles1
100k to 120k miles0
120k to 140k miles0
140k to 160k miles0
160k to 180k miles0
180k to 200k miles0
200k+ miles0

What the data shows

Of the 11 electrical system complaints that report mileage, the median is about 14,000 miles, and 91% were reported before 60,000 miles.

These complaints mention 1 fire.

What owners wrote

Picked up a Gal to go out on a date. Turned the vehicle on and got about 1 mile down the road when I started to smell , like a hot , burning electrical smoke . My Date , sitting in the passenger seat says Her seat is get warm , then says , it's getting really hot ! I looked at the seat warmer switch and noticed and said , weird , the switch isn't even on .

February 2024 Fire

Bought a used 2016 4runner. Had it 3 weeks and a rodent chewed the wires on the main wiring harness. Toyota (that I have 2 warranties through) does not cover rodent damage even though the material that they use attracts rodents apparently from my research. I have $3500-$5500 in damage and my car has been at the dealership waiting for repair for 3 weeks now. The insurance company is fighting them on the repair and I am stuck without the vehicle. I do not have that kind of money to repair it myself.

Reported at 13,500 miles, November 2016

Electrical system problems in other years

  • 2026
  • 2025
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  • 1990

Electrical system problems across all Toyota models