The passenger door shut down automatically

For the convenience of driver operation, improve the security of the system, the majority of yutong bus is equipped with front door open the remote control. The safe and reliable remote control, easy to use. To further convenient for driver operation, save time, and to prevent the wrong operation during the bus driving or driving in the ramp doors open, cause safety accidents, yutong bus passengers remote control device and automatic shutdown function. In under the condition of not using the hand brake, once the door opened, in the setting time will automatically shut down. This total can install near the central controller through the passenger door controller implementation.

Passenger door shut down automatically, generally because the driver to lift his hand brake, brake signal controller to detect the hand, that vehicle in the state, to automatically shutdown solenoid valve electricity, closing the door. This situation is just the pilot control valve handle to the parking status.

Another case is a hand brake lamp switch to use after a period of time to get an electric shock the contact is not good, cause the controller to detect hand brake signal, think the vehicle in the state, automatically shut down the door. This situation is sometimes hand brake lamp normal display, easy to cause miscarriage, replace the hand brake lamp switch can be solved. Special case controller can be hand brake line (brown and green) directly grounded.

The third is rare, is the controller internal fault, need to replace the controller can solve.

The table below is part of the door control system table of line number, can help to solve the problem.