Back door prone to problems.
Several possible reasons why the rear door of a car cannot be opened and how to deal with them:
1. If the passenger or driver in the car accidentally activates the child lock function, this will cause the rear door to fail to open. The child lock is designed to prevent children from opening the door by mistake during the driving process, and only the child lock can be closed at this time.
2. Another possible reason is that the central lock is activated. The central control lock is designed to prevent passengers from opening the door by mistake when driving and ensure driving safety. To solve this problem, the driver can close the central lock, or the passenger can try to manually unlock the door mechanical lock pin.
3. Improper position of the cable card may also cause the rear door to fail to open smoothly. At this point, you can try to adjust the tightness of the cable to make it in a proper position.
4. If the friction between the door handle lock and the lock column is too large, it may also cause the door to be difficult to open. At this time, you can use a screw loosening agent to lubricate the door lock column to reduce friction.
5. Another potential problem is that the door lock is not in the right position or too close to the inside. In this case, you can try to loosen the screws on the lock post and adjust the lock post position to the correct position before fixing.
6. If the other doors can be opened normally, only the rear door cannot be opened, the rear door lock core may be damaged. In this case, it is recommended to replace the new lock core.
7. In addition, the aging and hardening of the rear door seal strip may also cause the door to be difficult to open. In this case, you need to replace the sealing rubber strip to restore the normal opening function of the door.
The lock won't spring back. It won't close the door
The reasons why the door lock buckle does not spring back are as follows: 1. The position of the buckle is deviated, and the position relationship between the buckle and the buckle needs to be adjusted; 2, the lock hook rust, resulting in the door buckle does not rebound.
The latch of the door does not spring back because the position of the latch is incorrect. The position relationship between the latch and the buckle needs to be adjusted. You can use a tool such as a screwdriver to gently loosen the buckle, and then close the door to adjust until it fits.
If it is found that the door card does not bounce back, you can first use the spare mechanical key to try, in general, the remote control key will hide a mechanical key inside, and the owner of the daily habit of getting off the car after locking the door subconsciously pull the door habit, check whether each door has been locked, to avoid unnecessary property damage caused by its carelessness.
The reason why the door lock buckle does not spring back and the door cannot be closed is that the position of the buckle is deviated, and the position between the buckle and the buckle needs to be adjusted. You can gently hold the buckle with a screwdriver, and then close the door for debugging until it is suitable.
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