2001 Toyota Sienna Engine Problems
- Complaints
- 2about this part
- Share
- 1%of 180 total for the year
- Median mileage
- 75miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the engine of the 2001 Toyota Sienna, 1% of the 180 complaints for this model year. Where a mileage was given, the median is 75 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“Takata recall. White smoke comes out of the exhaust when I start the car. Then smoke disappears or stay at low level during driving. Decrease oil. I put one quarter oil each week. Mechanics says it may head gaskit or seals. Costs 2000 and above to repair. If not better to garbage this vehicle. It has a clean title with 106k.”
NHTSA complaint #10893839, filed 2016-08Related service bulletins
- 10164330Jul 1, 2019TSB: REVISION NOTICE July 01, 2019 Rev2: ? Applicability has been updated to 2019 ? 2020 model year Toyota vehicles. ? The Techstream Preparation and Process Overview sections…
- 10149217Sep 14, 2016TSB: Supersession Notice. Flash reprogramming allows the ECU software to be updated without replacing the ECU. Flash calibration updates for specific vehicle models/ECUs are…
- 10134128Jan 15, 2015TSB: Flash reprogramming allows the ECU software to be updated without replacing the ECU. Flash calibration updates for specific vehicle models/ECUs are released as field-fix…
- 10096036Jan 15, 2015"tsb: flash reprogramming allows the ecu software to be updated without replacing the ecu. Flash calibration updates for specific vehicle models/ecus are released as field-fix…
- 10132812May 1, 2014Tech Tip: Low battery voltage can contribute to a MIL "ON" condition for P0335 (Crankshaft Position Sensor Circuit) and/or P0340 (Camshaft Position Sensor Circuit) due to…
Engine: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2022 | 5 | 4% |
| 2021 | 8 | 5% |
| 2020 | 6 | 16% |
| 2019 | 4 | 9% |
| 2018 | 5 | 7% |
| 2017 | 15 | 10% |
| 2016 | 4 | 5% |
| 2015 | 16 | 7% |
| 2014 | 11 | 7% |
| 2013 | 7 | 4% |
| 2012 | 9 | 4% |
| 2011 | 23 | 4% |
| 2010 | 5 | 3% |
| 2009 | 10 | 5% |
| 2008 | 39 | 9% |
| 2007 | 42 | 12% |
| 2006 | 11 | 1% |
| 2005 | 22 | 2% |
| 2004 | 13 | 1% |
| 2002 | 3 | 2% |
| 2001 | 2 | 1% |
| 2000 | 2 | 1% |
| 1998 | 1 | 0% |
Other parts of the 2001 Toyota Sienna
35 complaintsLatches, locks and linkages
34 complaintsEngine cooling
24 complaintsElectrical system
20 complaintsBrakes
19 complaintsTires
14 complaintsFuel system
13 complaintsSeat belts
9 complaintsVehicle speed control
9 complaintsVisibility (wipers, defrost, mirrors)
9 complaintsOther or unknown
8 complaintsSteering
8 complaints
← All problems reported for the 2001 Toyota Sienna
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology