The Method of Setting the Electronic Power Steering System of Volkswagen Touran
    1, turn the zero set method
    (1) the front wheel to maintain a straight line running state, with VAS505l input address code 44, the steering wheel turn left 4 to 5 degrees (usually within 10 degrees), back to the steering wheel.
    (2) and then turn right to 4 to 5 degrees, turn the steering wheel back, his hands away from the steering wheel.
    (3) input 3l875, press the return key.
    (4) Enter function 04-60, press the activation key.
    (5) Exit VAS505l, disconnect the ignition switch after 6s.
    Note: The engine can not be operated when the steering zero setting is made. Turn the left and right turn and then turn back, the hands must leave the steering wheel, so that the steering wheel stationary, so that the control unit to confirm the zero.
    2, turn to help the size of the setting method
    Use VAS505l to enter 44 to 10-0l, select a suitable help value (1 to 16) on the bar in the VAS505l screen, press the Save key, and then press the Receive key. At this point the screen will display the name of the new help power size, and then press the back button to exit.
    Note: The maximum rotation angle from the middle to the left or right is 90.
    3, turn to the limit position of the setting method
    If the steering angle sensor G85 is replaced, the steering assembly (including the steering control unit J500), the steering column switch assembly (including the control unit J527)
    Once the four-wheel positioning, done turn to zero (middle) set the fault code 02546, you need to do the steering limit position settings, the specific method is as follows.
    (1) to keep the front wheel in a straight state, start the engine, turn the steering wheel to the left about 10 degrees, pause Is ~ 2s, back to positive.
    (2) turn the steering wheel to the right 10 degrees, pause ls ~ 2s, back to positive.
    (3) left his hand to the steering wheel, pause ls ~ 2s.
    (4) Turn the steering wheel to the left. Pause ls a 2s.
    (5) turn the steering wheel to the right. Pause 1s a 2s.
    (6) turn the steering wheel back, disconnect the ignition switch 6s, set to complete.
    Note: After making the steering zero (middle) setting and steering limit position setting, you must use VAS505l to enter the 44-02 query steering system with or without fault code, set the work to end.
    If the relevant error code of the steering angle sensor G385 appears, be sure to set the steering zero (center) setting and the steering limit position. And then clear the fault code.