| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a hydraulic control device for a vehicle drive device and the vehicle drive device capable of detecting sticking of a plurality of valves while suppressing increase in the number of components.SOLUTION: A hydraulic control device for a vehicle drive device includes a plurality of changeover valves 22, 23 and 24 freely changing over a plurality of oil passages a1-a5 between a communicated state and a cut-off state and having different changeover timing, and a hydraulic switch 29 connected to a downstream side of a connection oil passage 25 formed by connecting the oil passages a1-a5 of the changeover valves 22, 23 and 24 in series and turned on or off by changing over oil pressure from an oil pressure supply section 21 between the communicated state and the cut-off state by the changeover valves 22, 23 and 24.</p> |
