Oil consumption and lubrication problems
Often reportedUsers report higher than normal oil consumption and related lubrication issues. This can lead to oil loss, rapid level drop, and if not monitored, risk of accelerated wear.
Engine Internal
When buying a used Mercedes-Benz CLA 180d (2015, C117), the most frequently mentioned issue is oil consumption and lubrication problems. Additionally, Diesel Particulate Filter (DPF) clogging is also commonly reported.
Caution advised
Most reported issue: Oil consumption and lubrication problems. Service history and a test drive matter.
Listed from most frequently reported, each with its source.
Users report higher than normal oil consumption and related lubrication issues. This can lead to oil loss, rapid level drop, and if not monitored, risk of accelerated wear.
Engine Internal
The 1.5 dCi engine used in city vehicles may experience incomplete regeneration and soot buildup in the DPF, especially during short trips or city driving, as it cannot easily reach the operating temperature required for regeneration.
Exhaust Emissions
Injectors in the 1.5 dCi engine (code K9K) are among the most reported issues. They can fail even at not very high mileage, causing power loss, misfiring, black smoke from exhaust, and abnormal fuel consumption.
Fuel System
Mercedes-Benz Cla 180d (2015): boot 495 L; fuel use 4,3 l/100 km (urban 4,9 l/100 km · extra-urban 4 l/100 km); 0–100 in 11.9 s.
Same trim, different year
We only publish claims we can verify. Cards come from Difetti fault records matched to this vehicle on brand, fuel, engine and generation.