How to Charge a BMW Wireless Key?
3 Answers
BMW wireless key charging methods are as follows: 1. The wireless charging device (SA6NW) is located under the center armrest. Insert the remote key with the lock button facing upwards into the protruding clip of the charger under the armrest. Wireless charging takes approximately 4 hours. 2. Alternatively, you can charge the key at home using a wireless charging pad that comes with a smartphone. The USB charging method for BMW keys is as follows: 1. Connect the remote to a USB port via the Micro-USB socket on the left side. 2. Charging time for a depleted remote: approximately 2.5 hours via USB cable.
BMW's wireless key charging is actually quite smart. I have a friend who drives the latest BMW model and says you can just place the key on the in-car wireless charging pad to charge it. The charging pad is usually located in the center armrest or under the center console—look for the area with the Qi logo and align the key properly. A green light indicates charging, while a blue light means it's fully charged. If there's no response, first check if your key model supports wireless charging—not all keys can be charged this way; regular keys require battery replacement. It's recommended to use the original charging pad to avoid compatibility issues—typically, 30 minutes of charging is enough for a full day of use. Avoid placing metal objects nearby during charging, as they may cause interference. For daily use, try to charge it frequently instead of waiting until it's completely drained—this can extend the battery life by over five years. Remember, if the key consistently fails to charge fully, it might be a sign of a faulty key or charging pad, so visit a BMW dealership for inspection.
As a BMW owner, charging my wireless key is just part of my daily routine. The car came with a dedicated charging dock, which I keep either in the car or plugged into a bedroom outlet. Just place the key on it to charge—no cables needed, but make sure to align it with the central charging area. I usually toss the key on the dock after driving, and a quick 15-minute charge keeps it powered for most of the day. If it doesn’t start charging, check if the dock is powered or wipe the key’s surface if it’s dirty. Older keys aren’t rechargeable—just replace the CR2032 battery yourself for a few bucks. I recommend checking it monthly; don’t wait until the key fails. Simple and hassle-free, keeping up with charging habits extends the key’s lifespan.
