| 摘要 |
<p>PROBLEM TO BE SOLVED: To restrain fall of engine speed by adding the function controlling to release a lock-up clutch and controlling top increase engine power to a control means, at rapid deceleration during deceleration lock up control of the engine. SOLUTION: When a deceleration slip execution beginning condition materializes and an idle switch becomes from the OFF state to the ON state, deceleration lock up control is executed, and when the idle switch is in the ON state and an engine is decelerated, the control holds a lock-up clutch to be locked-up or semi-locked-up, to execute a stall countermeasure process at rapid deceleration of an engine 2 and a vehicle driving system. In this execution, the lock-up clutch for locking up is controlled to be released by a control means 66, and the engine 2 power is controlled to be increased. Hereby, fall of the engine speed can be restrained, and the engine can be prevented from stalling.</p> |
