I´ve had several problems with my W211 Avantgarde (2004) recently.
Firstly, the driver side door started to take several attempts to unlock properly- this was a pain, but bearable.
Then, a very strange thing started happening- the Command system started turning itself on when...
1) What damage, if any, can you do to ECUs when you jump-start a car?
2) Does anyone know how I can get hold of a wiring diagram for a E320 CDi, specifically for the cruise control with speed limiter?
My cruise is knackered to the extent that it won't let my mechanic code it. He thinks the...