US 12,123,386 B2
Vehicle
Takehiro Komatsu, Toyota (JP)
Assigned to TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota (JP)
Filed by TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota (JP)
Filed on Aug. 30, 2023, as Appl. No. 18/458,186.
Claims priority of application No. 2022-176647 (JP), filed on Nov. 2, 2022.
Prior Publication US 2024/0141858 A1, May 2, 2024
Int. Cl. F02P 5/15 (2006.01); F01N 3/021 (2006.01); F02D 41/02 (2006.01)
CPC F02P 5/1506 (2013.01) [F01N 3/021 (2013.01); F02D 41/0235 (2013.01)] 2 Claims
OG exemplary drawing
 
1. A vehicle comprising:
an engine that is a driving power source;
a filter configured to collect exhaust particulate matter from the engine; and
a control device, wherein
the control device includes
a temperature raising control unit configured to raise a temperature of the filter by retard processing of an ignition timing of the engine, and
a retard amount control unit configured to lower a retard amount of the ignition timing in a case of a cold start of the engine, compared to in a case of a warm start of the engine, and
the retard amount control unit is further configured to decrease the retard amount as a rotational speed of the engine increases, and decrease the retard as an in-cylinder air amount of the engine increases.