Y60 3L on LPG Erratic idle

[4X4_4_MORE]

Hi Anyone have an issue of a Y60 3L on lpg that idles erratic at about 2000rpm ? It does the same one petrol, I cant find a vacuum leak...Any suggestions?

[Sir Roofy]

Hi Anyone have an issue of a Y60 3L on lpg that idles erratic at about 2000rpm ? It does the same one petrol, I cant find a vacuum leak...Any suggestions?

pop over to introductions tellus a bit about yourself
and some one will be along shortly

[Sir Roofy]

check the oxygen sensor the mix could be wrong