hi my name is karl im from alice springs nt i have a twin turbo 2.5 litre lexus im having limp mode issues with it. i had it to a mechanic about 12 days ago with this problem,they took it for a drive and it never played up. ive been driving it for the last 10 days without any probs until today.went out this morning and got about 5 minutes from home and it went into limp mode out of the blue,can somebody please help me out