Our remote keys even have a user replaceable button cell battery (dealer keys are to be disposed of when the battery finally depletes as they are sealed). Our replacement remotes can also be coded to vehicles with comfort access as a direct key (saving a fortune on the cost of a dealer key). E87 / E81 / E82 / E88 - 1-Series - 2004 - 2011. BMW 1 Series Coupe Forum / 1 Series Convertible Forum (1M / tii / 135i / 128i / Coupe / Cabrio / Hatchback) The battery replacement cost is absolutely a sting compared to "the good old days," but then again I wasn't driving 130MPH on a track "back in the good old days." Definitely I won't be looking for workarounds to BMW engineering. Battery Tech NZ Ltd 1/1 Binsted Road New Lynn Auckland 0600. Phone: (09) 950 4447 Mobile: 021 370 292 Email: sales@batterytechnz.co.nz. Monday to Friday: 9.00am - 4.00pm In general, it's a good practice to replace your BMW battery every 4-5 years. In the meantime, make sure to schedule maintenance appointments regularly for your BMW to avoid major issues. For more details, read below so you can have confidence in your BMW. You can also call our service department to get any specific questions answered. Turn on the ignition, but do not start the engine. Turn on your scanner and allow it to communicate with the onboard diagnostic system. Select your BMW make and model. Go to Control Units. Select DME from the menu. Select read fault codes. Fault codes related to the IBS sensor are stored in the DME module. When waking up to a dead battery and you cannot start your BMW anymore, many people rush to buy a new battery. Find out why this may be a waste of money. In the most simple of terms, a car's battery is what provides it with electrical power. Without electrical power your 2008 BMW 1 Series cabriolet won't run at all, so it is an extremely important component that must be kept in good working order, just as with all the other parts of your 2008 BMW 1 Series cabriolet if it is to run efficiently and perform as it was intended to do. Recommended Offers. Onkiza Store. Car Key KR55WK49127 868MHZ For Bmw CAS3 3-BUTTON. R359.00. takealot.com. Car Key KR55WK49127 868MHZ For Bmw CAS3 3-BUTTON. R550.00. R419.00. How to replace, register and code the battery on a BMW in this full guide using INPA, ISTA and NCSExpert. BUY THE BMW SOFTWARE KIT HERE: BUY THIS BATTERY HERE: https://ebay The OEM battery (and 48-DL size battery) uses a Styrofoam pad and to hold it in place in the battery tray. The pad is in the rear of the tray, towards the back of the car. The larger 49-DL will mount using the same bracket without the padding. The OEM battery is slightly taller than the 49-DL. PjAtv.