To provide a vehicular engine controller capable of stable refuge traveling even if the opening failure of a throttle valve occurs.
A vehicular engine controller is provided with a throttle failure detecting means S1 for detecting the failure of a throttle valve system including a throttle valve and a throttle opening degree sensor, a throttle power supply stopping means S2 for stopping the supply of power to a throttle actuator when the failure of the throttle control system is detected and a specified running state detecting means S3 for detecting the transfer of a running state to a specified running state equivalent to the full-closed state of the throttle valve, and a bypass control means S4 is provided for supplying air to the engine when the specified running state is detected during the operation of the throttle power supply stopping means.
YONEZAWA SHIRO
WACHI SATOSHI
HASHIMOTO ATSUKO
OUCHI YASUSHI
