Does the BMW 525 Need Matching After Battery Replacement?

[LeTessa]

BMW 525 does not need matching after battery replacement. The process of replacing the battery for BMW: Flip to the back of the car key, you will see a small button, press it; Grab the key handle above and pull it upwards to see the metal mechanical key; Use the pulled-out mechanical key to pry open the car key cover, after a gap appears, apply a little force to open it; Remove the old battery and replace it with a new one; Cover the car key lid back and insert the mechanical key. Precautions for BMW battery replacement: Whether the car engine is running or not, as long as the ignition switch is in the on position, the battery connection line (or fuse) must not be removed. Because sudden power failure will cause the coils in the circuit to generate a very high instantaneous voltage, sometimes as high as nearly 10,000 volts, which will seriously damage the computer ECU and related sensors and other microelectronic devices.