Podgy. Remove the drivers door lock cap and lock then unlock the car with that key, it should re sync it, if not then it's a trip to the dealers. Many thanks for this tip. After one of my key fobs failed to lock/unlock the car I phoned my local main dealer and explained the problem. Revealed! How to replace the battery in a Skoda Octavia key fob (Skoda Octavia Mk3). This video reveals how to: • open the Skoda Octavia key fob • remove the old battery • buy › Replace the battery » page Key Overview The vehicle cannot be unlocked or locked with the remote control Locking the vehicle There may be the following reasons. Page 26: Memory Function Of The Key 24 Keys, locks and alarm system › Memory function of the key › Remove the battery. Lock indicator: single flashing of the indicator lights. The fob sends commands to a vehicle's onboard receiver, which then tells its computer controller to either unlock the doors, open the rear hatch, or start the ignition. The starter button relies on a specific signal from the fob that lets the vehicle know the fob is in close proximity to the driver's seat. The presence of the fob is what allows The PHEV Octavia iV has a bulky battery pack on board, but because the Octavia's handling isn't a key strength in the first place, the fact the iV feels a bit heavier isn't the end of the world STEP 2: split the key in half with barehands or with a flat-blade screwdriver. Try to insert the flat screwdriver into the cut out on the blade side and carefully twist. Pull the two sections apart. STEP 3: put the key blade apart and split the remote key with a more sharpen flat-blade screwdriver. STEP 4: take out the battery using a small 29.8k. Location: Cheshire. Model: 330d xDrive MSport Touring/ MX-5 NC2 2.0SE PRHT. Posted 22 July, 2011. Think the last one I saw quoted was in the region of £120, for the key, cutting and coding. Have you misplaced the spare or something? There is also the DIY option, for which eBay can yield some items. The Skoda Octavia power steering light illuminates in steady red indicating a total failure in the power steering system. Steering assistance is no longer available and significantly higher steering forces are required to steer the vehicle. If you are driving, find a safe place to stop and turn off the engine and switch off the ignition. Skoda Octavia Mk II (2004 - 2013) Key Fob Not Sync'd after battery change. Hi Guys, first post, apologies if its not in the right place, I had my engine battery changed, since then the key has lost sync, the buttons on the remote have stopped working. The battery in the remote has been tested, and is fine. Ive tried as per the manual pressing 1. Run the car for 20 to 30 minutes to charge the new battery. Why you need to run the car: Your car’s. alternator. charges the battery while the car is on, so running the vehicle gives the alternator a chance to do its magic, juicing up your new battery. How to do it: Turn the car on and around for about 20 minutes. jAfoUuG.