Table 1 shows two common engine and engine cooling related problems of the 2012 Mercedes Benz CLS550. The number one most common problem is related to the engine oil leaking (three problems). The second most common problem is related to the car stall (one problem).
| Problem Category | Number of Problems |
|---|---|
| Engine Oil Leaking problems | |
| Car Stall problems |
Cam link sensor leaks oil onto engine harness, frying all electric components, causing vehicle to stutter while operating Read details...
When started and for some period after warm up the engine fuel injectors rattle. The dealer mechanic claims that this is the result of the split rail system installed on the engine. This makes the motor appear to be knocking as the noise is loud. I have reported it several times since 2017. Read details...