Valve train rocker arm wear
Metallic ticking or rattling from the engine, especially on cold start or at idle.
How to check
Start the engine from cold and let it idle with the bonnet open for a minute.
Estimated Repair Cost
£3,800
Explore common problems, estimated repair costs and practical checks for the 2016–2020 Mercedes-Benz E-Class 2.0 Diesel Automatic W213. Use this guide to help assess a used car, then unlock a personalised report for the exact vehicle you're considering.
Metallic ticking or rattling from the engine, especially on cold start or at idle.
Start the engine from cold and let it idle with the bonnet open for a minute.
£3,800
Engine light, emissions warning, ECO/start-stop not behaving normally, or AdBlue-related messages without obvious drivability changes at first.
Use the car normally from cold to warm and note whether warning lights stay on and whether stop-start behaves normally.
£700
Oil level rising between services, stronger diesel smell on the dipstick or oil cap area, and rougher running after lots of short trips.
Diagnose why regenerations are excessive, and address any DPF or sensor fault causing repeat events.
£450

It can be, but only if the individual car backs it up. For the 2016–2020 Mercedes-Benz E-Class 2.0 Diesel Automatic W213, treat model-level patterns as viewing priorities and let condition, history and inspection evidence decide.
The problem cards above list the model-level checks for this guide. Read them as priorities for inspection and paperwork review, not proof that every example will have those faults.
Look for evidence, not just assurances: MOT advisories, service history, repair invoices, warning lights, fluid leaks, tyre and brake condition, and how the car behaves on a proper test drive. And of course, look at your personalised Should I Buy This Car? report, outlining a full list of common issues in detail, a personalised road test, a plain-English explanation and a MotorIQ score.
The guide above gives you the model-level pattern. A personalised MotorIQ report checks the registration-specific record and turns it into an ownership view before you commit.
Or enter the vehicle manually