Control system for an exhaust gas sensor

Details Control system for an exhaust gas sensor Control system for an exhaust gas sensor

2009-03-04

2009-10-13

Cronin, Stephen K (Department: 3747)

Internal-combustion engines

Charge forming device

Including exhaust gas condition responsive means

C219S494000, C204S432000

Reexamination Certificate

active

07600507

ABSTRACT:
An exhaust sensor control system for an exhaust sensor is mounted in an exhaust path of an internal combustion engine, wherein the exhaust sensor includes a sensor element for generating an output in accordance with the status of an exhaust gas and a heater for heating the sensor element. The exhaust sensor control system includes a recovery value counting means, a heater control means, a cumulative lean time counting means, and a determination value correction means.

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