http://home.earthlink.net/~jcgebhart/msindex.html
Also this is not for the 914 but I bet it will be way better than nothing trouble shooting the l-jet as it's also for 75 l-jet
http://cgi.ebay.com/ebaymotors/BMW-Fault-F...=item27b17d6eda
TPS http://cgi.ebay.com/ebaymotors/EFI-Electro...=item56393f5631