Hi just bought a blaupunkt travelpilot E1 fitted it this morning but the satnav is not working as it should after a while on google im sure the problem is the speed sensor wire i dont have the fitting instructions for the stereo just the wiring sticker on the stereo it self..please could someone tell me where the speed sensor wire is located on the stereo iso connecter and if possable were i should connect it on my 98 galaxy 2.3 glx.........