YearToAvoid

2006 Toyota Highlander Electrical System Problems

NHTSA has 33 owner complaints about electrical problems in the 2006 Toyota Highlander, 12% of all 277 complaints for this model year. That is #8 highest electrical complaint count among 21 Highlander model years. These complaints report 1 fire. Median mileage at failure: 78,450 miles.

Electrical System complaints
33
12% of 277
Crashes reported
0
Fires reported
1
Injuries reported
0
Median mileage
78,450 mi
Related recalls
0

When 2006 Toyota Highlander electrical complaints were filed

First complaint Jun 15, 2007, latest Nov 16, 2021.

2006 Toyota Highlander electrical system complaints: complaints filed per month2Jun 2007Nov 2010May 2011Mar 2012Nov 2014Apr 2016Dec 2020
33 complaints filed with NHTSA from Jun 2007 to Nov 2021; peak Feb 2011 (2).

Electrical System recalls for the 2006 Toyota Highlander

No safety recalls on record for this model year.

Electrical System complaints by Highlander model year

Raw complaint counts per model year; newer years have had less time to accumulate complaints.

  1. 200533 (15%)
  2. 200633 (12%)
  3. 200723 (19%)
  4. 200847 (12%)
  5. 200922 (16%)
  6. 201059 (27%)
  7. 201127 (15%)
  8. 201230 (16%)
  9. 201329 (14%)
  10. 201437 (27%)
  11. 201561 (32%)
  12. 201622 (20%)
  13. 201750 (19%)
  14. 201828 (11%)
  15. 201960 (12%)
  16. 202018 (6%)
  17. 202133 (6%)
  18. 202225 (10%)
  19. 202312 (7%)
  20. 20246 (14%)
  21. 20251 (10%)

Frequently asked questions

Does the 2006 Toyota Highlander have electrical problems?
NHTSA has 33 owner complaints about the electrical in the 2006 Toyota Highlander, 12% of all complaints for this model year. Median mileage at failure is 78,450 miles.
Which Toyota Highlander year has the most electrical complaints?
The 2015 Toyota Highlander has the most electrical complaints (61), compared with 33 for the 2006.
Is there a electrical recall for the 2006 Toyota Highlander?
No NHTSA recall campaign for the 2006 Toyota Highlander is classified under electrical system. Complaints alone do not trigger a recall; check the full recall list and your VIN.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.