Used for measuring and supplying urea solution, using compressed air as transport power.The urea pump can accurately measure and supply the volume of urea solution required according to the instructions of DCU.The urea pump has built-in heating function, which can work normally even at ambient temperature of -40℃.The urea pump has intelligent OBD diagnosis function, which can diagnose and record various faults.CAN communication with the whole vehicle by ISO1939 protocol.