2011 Toyota Avalon Engine cooling Problems
- Complaints
- 2about this part
- Share
- 2%of 106 total for the year
- Median mileage
- 19,850miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the engine cooling of the 2011 Toyota Avalon, 2% of the 106 complaints for this model year. Where a mileage was given, the median is 19,850 miles. 1 of these say a crash was involved, according to the filers.
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.
“I was entering interstate highway 80 from an on ramp when there was a loud noise, followed by wind noise and within a short time a snapping type of noise followed by quiet. I stopped an on inspection found that the left-side plastic under-engine cover had fallen off. Within a few days the right side panel started dragging on the road and had to be removed. I had both replaced about a month later. …”
NHTSA complaint #10532017, filed 2013-07, 36,000 miles“1/7/12-12:30 am I was stopped at a red light. My foot was on the brake. Suddenly the motor began to race. I stood on the brake put the shift into park and turned off the ignition. After a short period ( about 30 seconds) I turned the ignition on and everything was normal. 1/10/12- I called the dealer and they gave me an appointment . But the earliest was at 8.30 on 1/17/12 for which they confirmed by e-mail. On 1/12/12, (5:15 pm), my wife pulled into a parking space in a shopping area. She came to a complete stop then applied the brake and shifted into park. …”
NHTSA complaint #10451332, filed 2012-03, 3,700 milesRelated service bulletins
- 10253223Mar 4, 2024This is to advise of various price adjustments that will affect Toyota Genuine Motor Oil and Long Life Coolant, effective March 1, 2024. These products are ordered through the…
- 10183281Oct 21, 2020TT: HVAC drain tube is found to be blocked/clogged.
- 10178524Jul 30, 2020TT: HVAC drain tube is found to be blocked/clogged.
- 10111400Apr 7, 2015TT: Starting with 2010 Model Year, Toyota began a gradual transition to the use of synthetic 0w-20 viscosity engine oil. There are multiple benefits of this oil. Due to the them…
- 10111207Apr 7, 2015TT: Starting with 2010 Model Year, Toyota began a gradual transition to the use of synthetic 0w-20 viscosity engine oil. There are multiple benefits of this oil. Due to the them…
- 10131826Apr 28, 2014Some vehicles in particular geographic areas may exhibit a condition where the HVAC Evaporator Drain Hose has become obstructed with an insect nest. An insect repellent drain…
- 10133741Mar 26, 2014Prior to installing remanufactured U660 and U760 transaxles, it is necessary to remove the lower oil cooler tube union from the original transaxle case and install it into the…
Engine cooling: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2013 | 3 | 2% |
| 2011 | 2 | 2% |
| 2010 | 1 | 2% |
| 2009 | 1 | 1% |
| 2008 | 3 | 1% |
| 2007 | 8 | 3% |
| 2006 | 57 | 16% |
| 2005 | 24 | 11% |
| 2004 | 5 | 2% |
| 2003 | 5 | 2% |
| 2002 | 7 | 6% |
| 2001 | 14 | 10% |
| 2000 | 18 | 10% |
| 1999 | 6 | 7% |
| 1998 | 9 | 5% |
| 1997 | 8 | 6% |
| 1996 | 19 | 17% |
| 1995 | 6 | 8% |
Other parts of the 2011 Toyota Avalon
31 complaintsElectrical system
25 complaintsVisibility (wipers, defrost, mirrors)
14 complaintsVehicle speed control
11 complaintsOther or unknown
10 complaintsBrakes
8 complaintsBody and structure
6 complaintsLatches, locks and linkages
4 complaintsEngine
3 complaintsSeats
3 complaintsAir bags
2 complaintsExterior lighting
2 complaints
← All problems reported for the 2011 Toyota Avalon
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