Toyota Corolla engine and engine cooling problems by year
727 NHTSA owner complaints name the engine and engine cooling across 28 Corolla model years. The most reported year is 2006 with 104 reports.
| Year | Engine and Engine Cooling reports | Share | Median mileage | |
|---|---|---|---|---|
| 2020 Corolla | 1 | 0% | — | |
| 2015 Corolla | 1 | 0% | — | |
| 2014 Corolla | 2 | 1% | — | |
| 2013 Corolla | 3 | 1% | — | |
| 2011 Corolla | 7 | 1% | — | |
| 2010 Corolla | 10 | 1% | — | |
| 2009 Corolla | 42 | 3% | 14,650 mi | |
| 2008 Corolla | 33 | 11% | 38,000 mi | |
| 2007 Corolla | 68 | 8% | 30,000 mi | |
| 2006 Corolla | 104 | 12% | 51,000 mi | |
| 2005 Corolla | 92 | 11% | 60,743 mi | |
| 2004 Corolla | 46 | 10% | 33,000 mi | |
| 2003 Corolla | 92 | 13% | 36,000 mi | |
| 2002 Corolla | 19 | 16% | 60,000 mi | |
| 2001 Corolla | 31 | 23% | 66,725 mi | |
| 2000 Corolla | 47 | 33% | 62,000 mi | |
| 1999 Corolla | 20 | 13% | — | |
| 1998 Corolla | 17 | 8% | — | |
| 1997 Corolla | 4 | 3% | — | |
| 1996 Corolla | 9 | 7% | — | |
| 1995 Corolla | 8 | 5% | — | |
| 1994 Corolla | 4 | 2% | — | |
| 1993 Corolla | 14 | 11% | — | |
| 1992 Corolla | 22 | 35% | — | |
| 1991 Corolla | 15 | 21% | — | |
| 1990 Corolla | 8 | 30% | — | |
| 1989 Corolla | 5 | 22% | — | |
| 1988 Corolla | 3 | 12% | — |
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.