When you want to go on weekends, there is no more annoying than a blocked trunk. And everyone knows, locksmithing is an extremely expensive area. All the more so on a vehicle, because if you have to change the lock on the trunk, you have to do it on all the other doors of the Citroen Grand C4 Picasso. So before bringing in a locksmith, let's see if there are not less expensive solutions by doing repairs yourself. For that, we will take a tour of the most frequent problems and what can be the possible solutions to this dysfunction.
The key no longer fits fully in the trunk lock of the Citroen Grand C4 Picasso
The malfunction can come from several things. The first is that your key is bent. If so, you'd be hard pressed to open the doors of your Citroen Grand C4 Picasso. In this case, you should try to straighten it gently. Otherwise, it is also conceivable that the lock is simply dirty. It will therefore be necessary to oil the lock or insert anti-seize like WD40. By dint of playing your key without forcing either, the lock will eventually activate. It is almost unlikely that a solid component will seep into the lock of your trunk, unless someone has tried to force it.
The key turns in the lock, but the trunk of the Citroen Grand C4 Picasso does not open
The first step is to enter via a door and try to open the trunk from the inside. If there too nothing happens, then the lock of the Citroen Grand C4 Picasso is probably in bad condition. You can always put an anti-seize drug inside the system, but honestly there is little chance that it will work. Unfortunately, you only have one solution, call a locksmith.
The lock on the trunk of my Citroen Grand C4 Picasso is completely blocked
You get to enter your key fully into the lock of the Citroen Grand C4 Picasso, but impossible to rotate . In this situation, you need to do very simple control. If this is also the case for the doors, it is because the malfunction came from the key, of course. If however this is not the case only for the trunk, it is of course the lock that jams. Therefore, the first step is to introduce WD40. This anti-seize is very applied in mechanics. Generally it solves more problems than you might think. It is also possible that a component has entered the lock and is blocking its proper functioning. In this situation, only a locksmith can help you. If none of this works, you will need to change your lock…