Mixing valve, in particular for a heat-transport-medium circuit and/or a motor vehicle, the mixing valve comprising a housing with a first inlet ; with a second inlet ; with a first outlet ; and with a second outlet ; and comprising a valve element , which valve element is arranged adjustably at least partially in the housing and has a first fluid passage (211-213) which, in a first position of the valve element, connects the first inlet to the first outlet ; in a second position of the valve element, connects the first inlet to the second outlet ; and, in a third position of the valve element, connects the first inlet to the first outlet and to the second outlet ; and which valve element has a second fluid passage (221-223) which, in the first position of the valve element, connects the second inlet to the second outlet ; in the second position of the valve element, connects the second inlet to the first outlet ; and, in the third position of the valve element, connects the second inlet to the first outlet and to the second outlet , characterized in that the first fluid passage has a branch with a first limb which, in the first, second and third positions, in particular in the first, second, third positions and a fourth position, of the valve element, is connected to the first inlet, with a second limb which, in the first and third positions, in particular in the first, third and fourth positions, of the valve element, is connected to the first outlet, and with a third limb which, in the second and third positions, in particular in the second, third and fourth positions, of the valve element, is connected to the second outlet. a motor vehicle, the mixing valve comprising a housing with a first inlet ; with a second inlet ; with a first outlet ; and with a second outlet ; and comprising a valve element , which valve element is arranged adjustably at least partially in the housing and has a first fluid passage (211-213) which, in a first position of the valve element, connects the first inlet to the first outlet ; in a second position of the valve element, connects the first inlet to the second outlet ; and, in a third position of the valve element, connects the first inlet to the first outlet and to the second outlet ; and which valve element has a second fluid passage (221-223) which, in the first position of the valve element, connects the second inlet to the second outlet ; in the second position of the valve element, connects the second inlet to the first outlet ; and, in the third position of the valve element, connects the second inlet to the first outlet and to the second outlet , characterized in that the first fluid passage has a branch with a first limb which, in the first, second and third positions, in particular in the first, second, third positions and a fourth position, of the valve element, is connected to the first inlet, with a second limb which, in the first and third positions, in particular in the first, third and fourth positions, of the valve element, is connected to the first outlet, and with a third limb which, in the second and third positions, in particular in the second, third and fourth positions, of the valve element, is connected to the second outlet. <EOS>