Shift handle placed in the "D" position, can make the vehicle between 2 to 6 gears automatically upshift or downshift, without the driver to do any manipulation action, the computer according to intelligent software automatically select the optimal gear, control the corresponding solenoid valve off and on, so that the vehicle driving in the most reasonable gear. The driver smoothly operates the accelerator pedal and observes the automatic shifting by changing the engine speed between 1700r/min and 2300r/min according to road conditions. ...
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