Rutherford & Bond Toyota in Wellington, (Kent Terrace branch). They shipped it to me overnight. If you can get hold of Marty Burnside there, he’s the man.
I would highly recommend doing an AHC fluid replacement. I had this issue last year (July 2016) - 6 people in the truck with a bit of luggage and stuck in low with the light flashing. This indicated to me that the system was struggling/failing to level out.
I did an AHC fluid flush and...
Just joined this excellent forum to add my Mums '01 VX Ltd (4.2 turbo-diesel) to the list.
Mr Toyota has quoted me NZ$640 for a "new bracket". I shall be having words with them in the morning now that I am up to speed with this design fault.