Symptom: a new crown 3.0 car (155), turn the steering wheel has a jitter feeling, and the front wheel with "Kaka" sound.
    Troubleshooting: This car has been repaired in two repair shops, replaced before hanging on the suspension arm and oblique rod (the front suspension and Lexus LS400 front suspension similar). The car sent to the platform, the two division of labor, one in the cab steering wheel, one in the following observation before the suspension and the direction of the machine and other parts of the situation. After such inspection found that the direction of the two cylindrical fixed plastic sleeve burst loose. Ask the spare parts vendors, the direction of the two cylindrical fixed sets of plastic is not sold by a single, can only buy the direction of the machine assembly. Taking into account the economic capacity of the owner, decided to change the direction of the cylinder fixed plastic sleeve.
    With a cylindrical copper sleeve instead. Processing two cylindrical copper sets equipped with a good direction after the test machine, turn the steering wheel jitter feeling to eliminate, but turn the front wheel "Kaka" sound still exists. And then carefully felt that no light on the brake pedal turn when the front wheel sound does not exist. At this time decided to check the brake system.
    Remove the front and rear brake pads, brake pads and brake discs are not correct, but found with the brake pads with a fixed set of folders filled with mud, clean with a clean agent clean sets of mud on the folder, fitted with brake pads and tires After the test, the front wheel to eliminate noise. This car all the trouble to eliminate.