| 摘要 |
A bi-fuel diagnosis device equipped with: a gasoline supply device that supplies gasoline to an engine; a catalyst for purifying the gas generated after the gasoline has burned; a sensor for activating the catalyst; a CNG supply device that liquefies CNG and supplies the liquefied CNG to the engine; an operation switching means that switches between a gasoline operation, wherein the gasoline supply device is used to operate the engine, and a CNG operation, wherein the CNG supply device is used to operate the engine; a diagnosis means that performs a diagnosis on the sensor itself, and/or uses the output from the sensor to perform a diagnosis on the catalyst, and/or uses the output from the sensor to perform a diagnosis on an exhaust aftertreatment system, during the gasoline operation; and an operation stopping means that stops the operation of the diagnosis means during the CNG operation. |
