Gap tool
I use it on all 4 of mine, 1 of my mates d3s and just helped a guy out on his L322 in hard suspension fault.
You only need to vin unlock it to access ccf files etc and advanced features you will never use.
Or to programe keys
We can live in hope....they were out installing a vast amount of new cameras recently in a very poor part of londinium ...Erith. Every single camera was being fitted outside all the local schools because they are poor deprived areas and the car...
Having driven this recently I realise just how superior it is to any other car iv owned. Its election time soon for the London tosspot if we don't get a new 1 and ulez isn't scrapped I honestly think it will have to go......
Have you checked for low gearbox oil ?? I found a loose gearbox cooler pipe connection on mine which later seemed a common issue.
Maybe just do a drain and refill iv got todo mine at some point I bought the gearbox oil ages ago but never got...
The discovery 5 comes with a spare either it was nicked when the previous owner had it...fairly common. Or the dealer took it and put the slime kit in the car to fool you.
Iv been sorting my 4.2 sc out since getting it I think I'm pretty much there with it now so I'm turning my attention to the body work come spring. Mostly mechanical issues and lack of maintenance by the previous owner......no surprise there.
If the gearbox adaptations have been reset by previous owner or your self that would explain the harsh shifting its a learning gearbox and needs a fair bit of driving for it to LEARN your style of driving.
I can't help with the fault code but I...