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duovalve

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    DuoValve

    Having investigated a fault on my AC (thanks to Dieselmans posting on swapping the wires on the duovalve to isolate the fault), I have decided that my duovalve is faulty. (99 E300TD), as swapping the wires has made no difference in that the passenger side vents always blow out hot air. Can...
    • DrNick
    • Thread
    • duovalve
    • Replies: 1
    • Forum: Engine
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