YearToAvoid

2006 Toyota Sienna Engine Problems

NHTSA has 65 owner complaints about engine problems in the 2006 Toyota Sienna, 6% of all 1,017 complaints for this model year. That is #4 highest engine complaint count among 16 Sienna model years. These complaints report 13 crashes, 1 fire, and 7 injuries. Median mileage at failure: 78,425 miles.

Engine complaints
65
6% of 1,017
Crashes reported
13
Fires reported
1
Injuries reported
7
Median mileage
78,425 mi
Related recalls
0

When 2006 Toyota Sienna engine complaints were filed

First complaint Feb 22, 2007, latest Mar 10, 2024.

2006 Toyota Sienna engine complaints: complaints filed per month16Feb 2007Mar 2010Jan 2013Mar 2015Dec 2017Aug 2018Dec 2019
65 complaints filed with NHTSA from Feb 2007 to Mar 2024; peak Feb 2010 (16).

Engine recalls for the 2006 Toyota Sienna

No safety recalls on record for this model year.

Engine complaints by Sienna model year

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

  1. 200599 (9%)
  2. 200665 (6%)
  3. 200783 (23%)
  4. 200899 (23%)
  5. 200926 (13%)
  6. 201027 (16%)
  7. 201148 (8%)
  8. 201221 (9%)
  9. 201313 (7%)
  10. 201421 (13%)
  11. 201518 (8%)
  12. 20165 (7%)
  13. 201720 (13%)
  14. 201810 (14%)
  15. 20196 (13%)
  16. 20206 (16%)

Frequently asked questions

Does the 2006 Toyota Sienna have engine problems?
NHTSA has 65 owner complaints about the engine in the 2006 Toyota Sienna, 6% of all complaints for this model year, including 13 that report a crash. Median mileage at failure is 78,425 miles.
Which Toyota Sienna year has the most engine complaints?
The 2005 Toyota Sienna has the most engine complaints (99), compared with 65 for the 2006.
Is there a engine recall for the 2006 Toyota Sienna?
No NHTSA recall campaign for the 2006 Toyota Sienna is classified under engine. 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.