Lexus IS engine problems by year
51 NHTSA owner complaints name the engine across 5 IS model years. The most reported year is 2008 with 22 reports.
| Year | Engine reports | Share | Median mileage | |
|---|---|---|---|---|
| 2010 IS | 4 | 10% | — | |
| 2009 IS | 3 | 8% | — | |
| 2008 IS | 22 | 22% | 104,000 mi | |
| 2007 IS | 6 | 5% | — | |
| 2006 IS | 16 | 11% | — |
Share is the fraction of that year’s complaints naming the engine. Raw counts are not adjusted for sales volume — years that sold more units naturally accumulate more reports.