engine light

W169 Hi there from South Africa. I hope someone can help me with a problem I've suddenly got. I'm new to a merc. I have recently bought an A- class and I did a coolant flush, and removed the reservoir to clean it so I had to disconnect the switch and plug it in again once I was done. I Also...

Hi, have had a engine light on which was the coolant sensor which i have had done, the light went off and then it came back on a few days later which i was so annoyed about, I took it back to the garage and they done a diagnostics which came back with the coolant sensor code again but shown a...