| 摘要 |
<p>An engine ECU performs a program including a step (S104) of estimating, if an engine is running autonomously (YES in S100) and the temperature of a catalyst is higher than or equal to a predetermined temperature T(0) (YES in S102), the amount of NOx occlusion, and also including a step (S108) of performing, if the estimated amount of NOx occlusion is more than or equal to a predetermined level (YES in S106), NOx reduction processing.</p> |
