Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filedfiledCritical
Priority to JP1989045871UpriorityCriticalpatent/JPH0810671Y2/ja
Priority to US07/510,694prioritypatent/US4989570A/en
Publication of JPH02137541UpublicationCriticalpatent/JPH02137541U/ja
Application grantedgrantedCritical
Publication of JPH0810671Y2publicationCriticalpatent/JPH0810671Y2/ja
Fail detecting system for sensor monitoring concentration of a fuel in blended multi-fuel for internal combustion engine and fail-safe system in lambda-control