2009–2012 Mercedes-Benz E-Class (W212)
Browse our directory of 2009–2012 Mercedes-Benz E-Class (W212) vehicles. Access instant MOT history reports, tax status, and reliability insights for any registration listed below.
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Common Problems & Reliability
The 2009–2012 Mercedes-Benz E-Class (W212) has 3 known issues. 2 of these are classified as serious faults that could be expensive to repair. 1 are moderate concerns worth inspecting before purchase.
Rear Subframe Corrosion
SeriousLike the W204, the rear subframe can corrode badly enough to fail an MOT and require full replacement.
Symptoms: Heavy corrosion advisories, Visible rust on suspension mounting points
Est. repair cost: £0 (Goodwill) – £1,800
Airmatic Air Suspension Leaks
SeriousHigher-spec cars with air suspension can sag or throw warnings once bags and compressors age.
Symptoms: One corner sits low, Suspension warning...
Est. repair cost: £800–£2,000
OM651 Diesel Chain Tensioner Oil Leak
ModerateThe gasket on the timing chain tensioner is a frequent source of oil leaks. This can lead to decreased oil pressure for the tensioner, causing chain rattle.
Symptoms: Oil leak on the side of the engine block, Rattle from the engine when starting from cold
Est. repair cost: £200–£500
Buying Tips for the 2009–2012 Mercedes-Benz E-Class (W212)
- ✓Ask for proof of a rear-subframe inspection or replacement because Mercedes has offered goodwill on many cars.
- ✓Diesels should be scanned for NOx and AdBlue faults even if the engine light is off.
- ✓Check all COMAND and parking electronics because large executive cars often carry expensive option packs.
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