how much are they?.think mines playing upchanging a Lambda probe is dead easy.
one spanner to undo it. remove from electrical connection. re fit new one
Bedfordshire. I'm going to get a new car I think, and not a Renault!
I know it's probably easy, but without any mechanical knowledge I wouldn't have been able to diagnose the problem. Even if I pulled the car now and fitted the part myself, they're still going to want to be paid for the time spent working on it.
It is the leads, they're being changed.