Thanks everyone for your help. In the end I ended up plugging in the old stereo to find the fault remained! Turns out the rotary connector had failed on pin 3. Just rerouted the connection through pin 6 as we don't have cruise control and all sorted. Have to admit taking the airbag off was...

That's great. I'll take a look, though I think I've pieced most of the horn circuit together from my research online. I initially thought this was going to be just replacing the lost earth connection with another one, but it's become a lot more than that.... Bex

Hope this pics not too big! Picture of the connector if it helps!!

So... Got the someone changed the stereo and now the horn doesn't work problem... It's a Mk1 freelander 52 plate, used to have the BMW tape player in it. Horn did work, just we didn't have the code for the old stereo, (and the new one is a lot more snazzy!) So all the usual things apply stereo...

Hi Guys. Sorry to resurrect this, but I've just pulled the stereo and it's not ISO! Any idea what adapter I need? Thanks

Brilliant!! Thanks Eric, ⭐️⭐️⭐️ great instructions, and it looks like I managed to inadvertently buy the right stereo for the job. I feel confident at getting it fitted Over Christmas now! Thanks so much for taking the time to write those, I'm sure others will find them and use them too. Becky.

That's great thanks. I assume the remote control wire is separate to the rest of the ISO block on the car? Thanks Becky

That's great guys! So as I read it, the existing connector block will fit, just swap permanent and switched live. And then the 2 wires for the remote. I'm assuming SWC1 is currently in the ISO connector and I'll have to dig it out? Thx.

Hi everyone, My other half has a Series One Freelander (Pre Facelift) 52 Reg. For Christmas I've bought a Blaupunkt DAB radio to upgrade to original tape player. I've scoured forums and websites and asked experts but to no avail, so I thought I'd try asking here. Now for the problem, I...