My Mercedes-Benz W189 key fob won’t work

By David On Dec 1, 2017

You actually decided to drive your superb Mercedes-Benz W189 but then you can’t unblock the doors thanks to your key fob!

You start to stress, questioning what’s wrong with this damn car but keep calm, it’s very likely nothing! We are going to understand jointly the probable factors that makes your key fob no more open your car

First, we should certainly check if this is a remote key issue by just employing the backup key. In the event that you see that the doors of your car open thanks to this key set, it is clearly the battery of your key fob letting you down. In this instance the answer is generally hassle-free. Find a new battery, type CR2032 or CR2025 and replace the faulty battery by the new one and you’re done. You do not have to reprogram the remote key with a simple change of battery.

My Mercedes-Benz W189 remote key is not working

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A bad contact on your remote key?

In the event that the unlock key of your remote key would not work but the others look like to be doing the job, it’s more than likely a bad contact. In this case, you will need to either make an effort to fix the wrong contact without help or spend money on a brand-new key that has to be programmed to go in your car. We indicate you to buy a new key, you can expect to spare time and the retail price is not going to ruin you.

Reprogram the Remote Key of your Mercedes-Benz W189

To reprogram a remote key found on the net, you definitely will need to stick to these simple points, which accommodate on most vehicles. Your car may likely require more manipulation. In this case, simply just get the documentation brochure given with your car.

Dive into your car with your key and the remote key you previously bought.
Stick the key inside the ignition and turn on without starting your car. Dependant upon your car brand, you may possibly need to perform this technique few times.
Right after you have now efficaciously engaged your car in to program mode, which usually will play a sound the moment it’s performed, press any button on your new remote key and you’re done.

In the event all the hints provided previously scares you and you don’t think that you can fix your remote key without help, you can get in touch with a mechanic.

Have a look on other troubleshooting for your Mercedes-Benz W189such as:

Last update on 2019-02-22 / Affiliate links / Images from Amazon Product Advertising API