Lower button is pressed

• Cause of failure:

  1.Lowering solenoid valve short circuit;

  2.Lowering solenoid valve coil short circuit;Tools: multimeter; socket wrench(#8)

  Warranty period: One year ( Problems caused by humanError is not covered by warranty terms )

  Error is not covered by warranty terms)Required information for warranty claims:

  1.Photo of truck name plate;

  2.Photo of Error code ( displayed on handle screen);

  3. Video of lowering solenoid valve resistance measurement

  4.Photo of the claimed part