In a vehicle diagnostic system (10) and a vehicle diagnostic method, malfunction codes recorded in each ECU in a vehicle (12) include: idle stop malfunction codes that disallow idle stop; and a non-idle stop malfunction code that does not disallow idle sto...

A saddle type vehicle (1) includes an accelerator grip (32) for adjusting an opening degree of a throttle valve (92) of an engine (45), an overstroke detection means (160) for detecting an overstroke operation that is an operation by which the accelerator ...

A vehicle power source device includes a battery, a charging circuit, a capacitor, a switch, a voltage detection circuit, a current detection circuit, a control circuit, and a recording unit. The charging circuit is connected to the battery and the capacit...

A vehicle operation diagnostic device comprising an idling stop detection unit (41) that detects an idling stop of a vehicle, an engine-start fuel acquisition unit (41) that acquires an engine-start fuel consumption, a tentative fuel acquisition unit (4) t...

An engine start control system is provided that can shorten an amount of time taken to complete rewinding control at the time of moving into idle stop control. An idle stop start-time rewinding control unit (100) is provided which reverse-rotationally driv...

A saddle type vehicle (1) includes an engine (15) for driving a wheel (4) of the vehicle (1), and a braking apparatus (12, 13). The vehicle (1) includes an engine stopcontrollingunit (S8, S26, S27) which stops the engine (15) when a predetermined engine st...

The method for the automatic stopping of an internal combustion engine in a motor vehicle by a clutch operated by the driver is such that the engine is stopped if for a predetermined duration of time (T) the speed (v) of the vehicle lies below a predetermi...