The reasons why the car clutch does not return and the repair methods are as follows:
1. There is air mixed in the oil circuit, causing the clutch stroke to be too large and the return to be poor. The method to judge this problem is also very simple. When stepping on the clutch, if you feel there is not much resistance and the clutch stroke is relatively large, it is probably because Caused by this reason, the solution to this reason is relatively simple, just add oil to the clutch oil pipe;
2. The clutch spring is aging. When the car has been used for a long time, there will be problems with the clutch spring. The method of judging the cause is related to the use process of the vehicle. This kind of clutch pedal failure to return is not a sudden failure to return, but a gradual process. The solution is to replace the clutch spring with a new one;
3. There are impurities in the clutch oil. This is caused by the blockage of the oil hole and the non-return phenomenon. The way to judge is to open the engine hood and check the color of the oil in the clutch oil storage tank. The solution is to replace the clutch oil.