YearToAvoid

2008 Toyota Sienna Electrical System Problems

NHTSA has 47 owner complaints about electrical problems in the 2008 Toyota Sienna, 11% of all 429 complaints for this model year. That is #5 highest electrical complaint count among 16 Sienna model years. These complaints report 1 crash, 1 fire, and 1 injury. Median mileage at failure: 68,778 miles.

Electrical System complaints
47
11% of 429
Crashes reported
1
Fires reported
1
Injuries reported
1
Median mileage
68,778 mi
Related recalls
0

When 2008 Toyota Sienna electrical complaints were filed

First complaint Dec 5, 2007, latest Jul 15, 2023.

2008 Toyota Sienna electrical system complaints: complaints filed per month2Dec 2007Apr 2011Feb 2014Mar 2015Feb 2016Dec 2016Aug 2020
47 complaints filed with NHTSA from Dec 2007 to Jul 2023; peak Feb 2014 (2).

Electrical System recalls for the 2008 Toyota Sienna

No safety recalls on record for this model year.

Electrical System complaints by Sienna model year

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

  1. 200571 (6%)
  2. 200689 (9%)
  3. 200721 (6%)
  4. 200847 (11%)
  5. 200929 (14%)
  6. 201021 (12%)
  7. 201173 (12%)
  8. 201229 (12%)
  9. 201322 (12%)
  10. 201416 (10%)
  11. 201548 (21%)
  12. 201612 (16%)
  13. 201724 (16%)
  14. 20188 (11%)
  15. 20196 (13%)
  16. 20207 (18%)

Frequently asked questions

Does the 2008 Toyota Sienna have electrical problems?
NHTSA has 47 owner complaints about the electrical in the 2008 Toyota Sienna, 11% of all complaints for this model year, including 1 that report a crash. Median mileage at failure is 68,778 miles.
Which Toyota Sienna year has the most electrical complaints?
The 2006 Toyota Sienna has the most electrical complaints (89), compared with 47 for the 2008.
Is there a electrical recall for the 2008 Toyota Sienna?
No NHTSA recall campaign for the 2008 Toyota Sienna 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.