Control module Car Access CAS. The CAS serves as an antitheft alarm system and enables the start of BMW vehicles. A transponder chip is integrated in each of the vehicle keys. A ring coil is fitted about the ignition lock. The transponder chip is powered by this coil from the CAS control module. This means that no battery is necessary in the key. A: In short, to replace a BMW 3-Series key usually cost between $180-$1000. It depends on a few factors: Type of key. The year manufactured. Time of day & your location. Where you get a key replacement (dealer, automotive locksmith, online, etc.) Availability of code to cut a new key. Original ignition or not. This is because slightly less work is required. Consumers today have various options to obtain a replacement BMW key. Of course, a main BMW dealer is always an option - usually more expensive. A clone key is also an option. We do not recommend these due to some problems which can occur during diagnostic procedures. Jul 19, 2019 · Click here to buy FEBI Bilstein BMW parts from my amazon store https://www.amazon.com/ideas/amzn1.account.AF6YV7DBKJYG4QHHVY3V4EEEJEIQ/1SU5IVYCFKXGYIn this v Oct 12, 2019 · Buy Replacement Keyless Entry Key Fob Case Cover fit for BMW 1 3 5 Series E90 E92 E93 X5 X6 Z4 E90 Key Fob Shell: Shipping cost, delivery date, and order total Every two years or so, or when the battery is low, you may need to change the key fob battery. Here is all the information you need. The type of battery you need is a CR-2032 for KR5T4X, 72147-THR-A01, 72147-TK8-A81 and a CR-1616 for OUCG8D-380H-A. The average price for these batteries is about $5. Offer excludes tires, chemicals, service and/or replacement parts. Limited time offer. Offer valid from 11/15/2023 through 12/15/2023 at 11:59pm (EST). CLAIM:Go to www.BMWAftersalesRewards.com, enter code BA23-10, complete the online Claim Form, and provide your BMW Dealer invoice or ShopBMWUSA.com invoice. Submit all Claims by 12/31/23. If you don’t have a working key fob and you need to program a BMW key fob replacement, follow the instructions below: Insert key into the ignition and turn it to position 1 and back rapidly 5 times. Remove the key. Hold the unlock button and press the BMW logo 3 times, then release the unlock button. If you have additional keys you’d like Dec 11, 2018 · This item: Replacement For 2001-2007 BMW 525i 530i 2001-2005 320i 325Ci 325xi Keyless Remote Key Fob 315MHz FCCID:LX8 FZV ;by AUTO KEY MAX (1) $14.58 $ 14 . 58 Get it as soon as Thursday, Dec 28 Onsite replacement BMW car keys. BMW 1 Series Keys. BMW 3 Series Keys. BMW 5 Series Keys. BMW 7 Series Keys. BMW X1 Keys. BMW X3 Keys. BMW X5 Keys. BMW Z3/Z4 Keys. XIXTv.