Mercedes-Benz E-Klasse W214
Weaknesses, engine ratings and buying advice
367–435 PS
3.0L I6 Turbo Benzin
Inline-Six Comeback in the E-Class
Fun to Drive!Body Variants
The Mercedes-Benz E-Klasse W214 is available as Limousine and T-Modell — choose your body type for specific insurance data:
Generations
Engine Overview
The Mercedes-Benz E-Klasse W214 is available with 7 engine variants — from 116 to 435 hp. 2 variants had engine changes — the model year is crucial.
The Mercedes-Benz E 200 (Benziner Mild-Hybrid, 197–204 PS) comes with 2 different engines: M254 (2023–2025, Be Careful) und M254 (2023–2025, Be Careful). Pay attention to the model year for the E 200!
The Mercedes-Benz E 300 (Benziner Mild-Hybrid, 258 PS) has the M254 (2.0L Turbo) — rated: "Be Careful", 6 known weaknesses.
The Mercedes-Benz E 450 (Benziner Mild-Hybrid, 381 PS) has the M256 (3.0L I6 Turbo) — rated: "Be Careful", 9 known weaknesses.
The Mercedes-Benz E 300e (Benziner Plug-in-Hybrid, 313 PS) has the M254 (2.0L Turbo) — rated: "Be Careful", 6 known weaknesses.
The Mercedes-Benz E 220d (Diesel Mild-Hybrid, 194–200 PS) comes with 2 different engines: OM654 (2023–2025, Be Careful) und OM654 (2023–2025, Be Careful). Pay attention to the model year for the E 220d!
The Mercedes-Benz E 450 d (Diesel Mild-Hybrid, 367 PS) has the OM656 (2.9L R6 Diesel) — rated: "Be Careful", 6 known weaknesses.
The Mercedes-Benz E 300de (Diesel Plug-in-Hybrid, 313 PS) has the OM654 (2.0L Diesel) — rated: "Be Careful", 11 known weaknesses.
Vehicle Weaknesses
| Weakness | Cost | |
|---|---|---|
| MBUX 3.0 complete failures and software bugs MBUX 3.0 shows complete screen blackouts with loss of climate control, navigation and vehicle functions while driving. Symptoms: Central screen completely black, climate control unresponsive, navigation failed | Low | |
| MBUX 3.0 Software Faults — Emergency Mode MBUX 3.0 starts in emergency mode with barely any functions available. Spotify/Apple Music show only a loading screen. Mainly affects early production vehicles from 2023. Symptoms: Display stuck on startup screen, music services unusable, system reboots spontaneously. | Low | |
| MBUX Superscreen Total Failure MBUX 3 system can fail completely — only the speedometer remains functional. Spotify, Apple Music and navigation fail to load. Software updates are applied regularly. Symptoms: Screen shows only the speedometer, navigation freezes, streaming services fail to load from 20,000 km | High |
Top Reported Issues
Alternatives
VW ID.7 I
Mittelklasse (2023–2026)
Hyundai Ioniq 6 CE
Mittelklasse (2022–2026)
BMW i4 G26
Mittelklasse (2021–2026)
BMW 4er G22
Mittelklasse (2020–2026)
Subaru Legacy BT
Mittelklasse (2020–2025)
BMW 3er G20
Mittelklasse (2019–2026)
Known Problems and Issues
A total of 38 weaknesses have been documented for the Mercedes-Benz E-Klasse W214 (2023–2025) — 32 engine-related and 6 vehicle-related. Typical issues affect Electronics, Interior, Other, Suspension.
E-Klasse (M254, 2023–2025) — Be Careful: Oil Consumption from Piston Rings (Early Production), Timing Chain — Rattle and Premature Wear, Exhaust Valves Defective — Cylinder Head Damage. Power: 197–211 PS.
E-Klasse (M256, 2023–2025) — Be Careful: 48V ISG Battery Failure, Camshaft Adjuster Solenoid Leaking — Oil in Wiring Harness, Elevated Oil Consumption at Higher Mileage. Power: 381 PS.
E-Klasse (M254, 2024–2025) — Be Careful: Oil Consumption from Piston Rings (Early Production), Timing Chain — Rattle and Premature Wear, Exhaust Valves Defective — Cylinder Head Damage. Power: 252–258 PS.
E-Klasse (M254, 2023–2025) — Be Careful: Oil Consumption from Piston Rings (Early Production), Timing Chain — Rattle and Premature Wear, Exhaust Valves Defective — Cylinder Head Damage. Power: 313 PS.
E-Klasse (OM654, 2023–2025) — Be Careful: Rocker Arm and Camshaft Wear, Electric Coolant Pump Leaking — Recall, NOx Sensor Defective — AdBlue Fault and Start Inhibit. Power: 194–200 PS.
E-Klasse (OM656, 2023–2026) — Be Careful: Recall Coolant Pump — Fire Hazard (Action Code 2090008), Bosch CP4 Pump Sensitive to Fuel Quality, Coolant Pump Leaking — Fire Risk (Recall). Power: 367 PS.
E-Klasse (OM654, 2023–2025) — Be Careful: Rocker Arm and Camshaft Wear, Electric Coolant Pump Leaking — Recall, NOx Sensor Defective — AdBlue Fault and Start Inhibit. Power: 313 PS.
What to watch out for with the Mercedes-Benz E-Klasse? See the detailed listing of all engine and vehicle weaknesses in the sections above.
Frequently Asked Questions
What problems and weaknesses does the Mercedes-Benz E-Klasse W214 have? +
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Which Mercedes-Benz E-Klasse W214 engine is the most fun? +
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Last updated: February 2026 · All information without guarantee