Auto Software Download & InstallationThis phenomenon has been going on for more than a month. During this period, four-wheel positioning was done but it did not solve the problem.
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Inspection and Analysis: After maintenance personnel test the car, first suspect that the steering rod has mechanical interference. However, the vehicle was raised for inspection and no interference was found. With the help of the car abnormality stethoscope, the source of the abnormal sound was carefully judged and found to come from the shock absorber part.
Peugeot Service Box+SEDRE Free Download & Installation The right front shock absorber was dismantled and examined (Fig. 1). After removing the flat bearing cover of the shock absorber, it was found that the grease on the shock absorber plane bearing contact surface had disappeared. Due to the lack of lubrication of the lubricating grease, the plane bearing of the shock absorber has been severely worn. The analysis concluded that the reason for the shift to abnormal sound was due to the lack of steering grease leading to damage to the damper plane bearings.
Troubleshooting: Replace the corresponding type of flat bearing, and apply a proper amount of grease on the contact surface (Figure 2), install the shock absorber plane bearing after the test, the situation turned to abnormal sound disappeared
Review and summary: This is a typical steering abnormal noise fault. When the repair shop finds the cause of the fault, the repair shop will require the user to replace the shock absorber assembly, and the entire shock absorber assembly price will need 300. ~500 yuan, not including working hours. Therefore, maintenance personnel should make further detailed inspections based on the principle of user consideration and resource conservation. The maintenance was aimed at the wear parts and the cause of wear. The application of lubricating grease to replace the flat bearing solved the problem of turning abnormal sound. The total cost of the accessories did not exceed 80 yuan, which greatly saved the maintenance cost of the customer and improved the customer satisfaction.
Article from:http://repair-car-diy.blogspot.com/2018/05/citroen-c-quatre-abnormal-sound-of.html
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