| Sampling |
| North West corner Latitude: Longitude: |
| South East corner Latitude: Longitude: |
| Sampling Poinst: N-S axis: W-E axis: |
| Plot Options |
| Units: |
| Rounding for legend (decimal places): |
| Save/Load Cookie |
| Other Options |
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Go to the desired location in the map, set two markers by clicking the map to define a rectangle (or enter coordinates manually). Click the button [get data]. Optionally you can change the number of elevation samples you want in each direction, the more the better (max 400). You can also change the number of contours or set custom contour values. You can save some data in cookies, however there is a limit. Use the manual saving text areas below alternatively.
This service comes without any warranty whatsoever, including but not limited to functioning or correctness.
Resources: This service uses ArcGIS Map by Esri, the OpenStreetMap, Geocoding by Nominatim, Mapzen, Leaflet, jQuery and the CONREC contouring algorithm by Paul Bourke and Jason Davies.
Created by Christoph Hofstetter (christophhofstetter (at) gmail.com) 2013-2025If you want to have the contour maps as an individual layer (e.g. to create overlays) you can copy the code underneath the image below and save it as an svg file. Please note, as for now, the drawing below is square and you may want to stretch it to cover the actual area in a map.
| Download SVG file |
| Download KML file |
Updating the underlying vehicle software (iStep) can smooth out rough transmission shifts, optimize fuel management, and fix known electronic bugs in the steering or braking modules.
If your F25 suffers from erratic shifting, hesitation, modern sensor calibration faults, or adaptive headlight bugs, a simple USB update will not fix it. You need an I-Level update. How to Get an I-Level Update
Fixes connectivity issues, restores missing album art, and ensures compatibility with modern iOS and Android devices.
The Ultimate Guide to BMW F25 Software Updates: iStep, Navigation, and iDrive
If an update is available, download the .bin file (usually named something like UPD0XXXX.bin ) to your computer. Format a standard USB flash drive to .
Plug the USB drive into the port located inside the (do not use the glovebox port, as that is only for navigation maps).
Keeping your BMW X3 (F25 generation, 2011–2017) software updated is one of the most overlooked aspects of vehicle maintenance. Just like a smartphone, your BMW relies on complex operating software to control everything from engine efficiency and transmission shift points to Bluetooth connectivity and navigation maps.
Fixes dropped calls, audio lagging, and metadata synchronization issues with newer iPhone and Android devices.
Searching for a "paper" related to the typically refers to one of three things: a technical Service Bulletin , the update instructions , or the release notes provided by BMW .