| 摘要 |
PROBLEM TO BE SOLVED: To provide a control device for a vehicle capable of avoiding deterioration of merchantability of electrical components, in a vehicle including a urea water addition type exhaust emission control device.SOLUTION: An ECU 5 of a vehicle 1 includes: an SCR 41 which reduces NOx in the exhaust gas under existence of NH; a urea water tank 421; an injector 423 for injecting the urea water to the exhaust gas flowing into the SCR 41; a urea water supply pipe 422 for connecting the urea water tank 421 and the injector 423; heaters 424, 425 for heating the urea water in the urea water tank 421 and in the urea water supply pipe 422; and a power supply unit 7 for supplying power to a heating device 8 and the heaters 424, 425. It also includes a power supply control unit 51 for controlling power supply to the heaters 424, 425 and the heating device 8 by the power supply unit 7. The power supply control unit 51 includes a priority control unit 52 which, in the case where there is a request for power supply to the heating device 8 as well as a request for power supply to the heaters 424, 425, gives priority to the power supply to the heating device 8.SELECTED DRAWING: Figure 1 |
