Is it around the 2000 rpm area if so pull the plug off the fuel rail pressure sensor and look for any green corrosion if so replace the harness and fuel pressure sensor known fault by Land Rover
Sorry just read post again is one of the leak off pipes leaking or the feed pipe came loose or cracked if need could be the copper sealing washer on the bottom of the injector
hi all stoped the disesel around injectors but still jerking around 2000 rpm and getting this code p0430 generick catalyst efficiency below threshold (bank2) do some one know what this meens plz