How to change the battery of Citroen remote control key? How to change the battery of Citroen remote control key? First, gently pry open the seams around the key shell with a crew cut screwdriver, and then open the shell to see the battery inside. Then pry open the battery with a crew cut screwdriver, replace it with a new one, and fix the battery on the back cover. The following is an introduction about Citroen: 1. Description: Citroen C6 is a mid-to-high-end vehicle, which was built by the global R&D team and developed based on EMP2 platform. Brand-new luxury car C6, 3rd generation C5, brand-new C4L, C4 Sega, brand-new Elysee, C3-XR, brand-new imported C4 Picasso, etc. , fully covering and meeting the needs of China's family, commercial vehicles and SUV markets. 2. Precautions for battery replacement of Citroen car keys: Before the keys are turned on, measures should be taken to prevent small parts from falling and being damaged. The battery model should be the same as the original battery. Before disassembling the battery, the positive and negative poles must be clearly distinguished. Remember, the positive and negative poles must be the same as those of the original battery. @20 19