Volvo S40 check engine light reports by year
20 NHTSA complaints describe persistent or recurring check-engine warnings on Volvo S40 vehicles. The most reported year is 2006 with 8 reports.
| Year | Reports | Share of narratives | |
|---|---|---|---|
| 2006 S40 | 8 | 14% | |
| 2005 S40 | 6 | 9% | |
| 2004 S40 | 6 | 13% |
Counts come from keyword analysis of complaint narratives — one complaint can describe several symptoms, and classification is approximate. Raw counts favor years that sold in larger numbers.