US 12,291,985 B2
Control device of exhaust sensor
Kazuhiro Wakao, Susono (JP); Mie Kato, Gotemba (JP); and Daisuke Kawai, Kariya (JP)
Assigned to TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota (JP); and DENSO CORPORATION, Kariya (JP)
Filed by TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota (JP); and DENSO CORPORATION, Kariya (JP)
Filed on Aug. 14, 2023, as Appl. No. 18/449,090.
Claims priority of application No. 2022-163899 (JP), filed on Oct. 12, 2022.
Prior Publication US 2024/0125264 A1, Apr. 18, 2024
Int. Cl. F01N 13/00 (2010.01)
CPC F01N 13/008 (2013.01) [F01N 2560/20 (2013.01)] 6 Claims
OG exemplary drawing
 
1. A control device of an exhaust sensor controlling an exhaust sensor provided with a sensor element and a heater for heating that sensor element and arranged in an exhaust passage of an internal combustion engine, comprising:
a processor configured to control supply of power to the heater, start the supply of power to the heater at a predetermined timing before a starter for cranking the internal combustion engine is turned on, and increase power supplied to the heater when the starter is turned on.