e320 cdi

I changed the transmission fluid and filter at my first C maintenance alert. I used the properATF fluid and the dealer OEM filter. After that, the car stopped shifting easily. As long as I ease into the shifting, it shifts without issue. When cold, the car will let me go to maybe 2500 rpm before...

Have a S211.222, E320 CDI, 2006. There is a fault code on the Heater booster: It is not active, but it reappears after reset. Could it be connected to that the battery went low and I haven't recharged it properly after that?

Have a S211, E320 CDI, 2006. Symptoms: Shifting from P to R (and D) goes just fine. Shifting back from D to R (and P) is impossible. Two ways to go back to R (and P) from D: Shift to N - turn off the engine - then R (and P) Shift to N - engage parking break - let lose brake pedal - then R (and...