I have had similar problem with lumpy idle and limp mode etc. as I state somewher on the forum a regular dose of fuel injector cleaner has cure the problem (still get a lumpy idle sometimes but can put up, with it) The issue with wrong plugs is important as Renault type is slightly longer than regular brands. Have a look at Technical Mysteries Unraveled
for a decription of the
engine My car has just gone over 130k miles so if you persevere there is hope
Last edited by MIKE4369; 22nd August 2007 at 08:43 AM.