philbulman

I have had a similar fault some already described 4 red lights on panel above rear seat when reverse selected. I have changed all 6 sensors and also the parking module in footwell but still sane result 4 reds and no sensors, front work fine. anyone have any ideas? thanks in advance

MJ50

moved to W212 forum...

cetialpha5

You probably need a scanner that can read MB specific codes to narrow down the problem. Usually if it's the rear sensors, not all 6 go bad at once, the scanner would usually tell you if there was one bad one. And sometimes you need to clear the error outs first.