Toyota Highlander engine and engine cooling problems by year
181 NHTSA owner complaints name the engine and engine cooling across 17 Highlander model years. The most reported year is 2003 with 46 reports.
| Year | Engine and Engine Cooling reports | Share | Median mileage | |
|---|---|---|---|---|
| 2019 Highlander | 3 | 1% | — | |
| 2017 Highlander | 3 | 1% | — | |
| 2016 Highlander | 1 | 1% | — | |
| 2015 Highlander | 2 | 1% | — | |
| 2013 Highlander | 3 | 1% | — | |
| 2012 Highlander | 2 | 1% | — | |
| 2011 Highlander | 5 | 3% | — | |
| 2010 Highlander | 2 | 1% | — | |
| 2009 Highlander | 5 | 4% | — | |
| 2008 Highlander | 18 | 4% | 59,000 mi | |
| 2007 Highlander | 2 | 2% | — | |
| 2006 Highlander | 21 | 8% | 67,996 mi | |
| 2005 Highlander | 8 | 4% | — | |
| 2004 Highlander | 20 | 7% | 86,500 mi | |
| 2003 Highlander | 46 | 18% | 108,000 mi | |
| 2002 Highlander | 23 | 8% | 67,000 mi | |
| 2001 Highlander | 17 | 12% | 41,000 mi |
Share is the fraction of that year’s complaints naming the engine and engine cooling. Raw counts are not adjusted for sales volume — years that sold more units naturally accumulate more reports.