W111 poor running issues and becker update

My 250SE has been suffering from poor running issues for almost two years now. It started not long after I got the car back from being repaired from the impact with the Kangaroo. Despite a lot of work to try and rectify these issues, they are still plaguing the car.

The challenge is that these are intermittent problems, and so hard to diagnose. I started by checking the basics – the fuel filter, tank and so on. I also changed the plugs. This had no impact. My mechanic thought it was ignition related, so we’ve changed most of the wear […]