After changing the lambda sensor and doing about 500 kms without any problems, the hesitantions and failings started again

The car in this 500 kms was its usual self. Responsive, nervous and even more economic.

Im running out of ideas ...:bang::bang::bang:

you should have posted that on the end of your previous thread, like me i'm sure most people can't really remember symptoms and whats been done so far etc etc.

Ok. Sorry. Delete this one then ... :bang: