Should I buy a 2016 Mercedes-Benz E-Class 2.1 Diesel Automatic W212 facelift?

Explore common problems, estimated repair costs and practical checks for the 2016 Mercedes-Benz E-Class 2.1 Diesel Automatic W212 facelift. Use this guide to help assess a used car, then unlock a personalised report for the exact vehicle you're considering.

Common problems

1Moderate Likelihood

Injector failure or injector seal blow-by

Rough idle, harder starting, diesel smell, tapping or chuffing from the engine cover area, smoke, or an engine warning light.

How to check

Start it from cold, let it idle, then accelerate gently from low speed with the windows slightly open.

Estimated Repair Cost

£1,200

2Moderate Likelihood

Automatic gearbox valve body / solenoid wear

Jerky upshifts or downshifts, a thump selecting drive or reverse, or occasional limp-home behaviour after warming up.

How to check

Pull away gently, let it creep in traffic, then do a few smooth upshifts and a slow stop.

Estimated Repair Cost

£1,500

3High Likelihood

AdBlue dosing, level-sensor and NOx faults

AdBlue warning, engine light, restart countdown, or emissions faults that return after refilling the tank.

How to check

Start the car, let the dash complete its checks, then drive until fully warm while watching for emissions messages or a countdown warning.

Estimated Repair Cost

£900

MOT Failure Rate

0%5%10%15%20%0–20,000 miles: 9.9% (400 failed / 4,031 tests)20,000–40,000 miles: 13.2% (2,296 failed / 17,333 tests)40,000–60,000 miles: 15.0% (2,645 failed / 17,690 tests)60,000–80,000 miles: 16.4% (1,961 failed / 11,944 tests)80,000–100,000 miles: 17.4% (1,272 failed / 7,325 tests)100,000–120,000 miles: 16.7% (688 failed / 4,122 tests)120,000–140,000 miles: 17.1% (425 failed / 2,490 tests)140,000–160,000 miles: 16.3% (251 failed / 1,543 tests)160,000–180,000 miles: 16.3% (178 failed / 1,089 tests)180,000–200,000 miles: 16.9% (135 failed / 799 tests)020k40k60k80k100k120k140k160k180k200kMilesFailure rate

Mercedes-Benz E-Class buying questions

Is a 2016 Mercedes-Benz E-Class worth buying?

It can be, but only if the individual car backs it up. For the 2016 Mercedes-Benz E-Class 2.1 Diesel Automatic W212 facelift, treat model-level patterns as viewing priorities and let condition, history and inspection evidence decide.

What common problems affect the Mercedes-Benz E-Class (2016)?

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.

What should I check before buying a Mercedes-Benz E-Class?

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.

A model guide is useful. A report on its registration is better.

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