Mercedes-Benz E-Class
W213
Based on aggregated real-world data across engine, drivetrain, and electronics.
The Mercedes-Benz E-Class (W213) is an E-Segment executive car produced from 2016 to 2023. It was available in sedan, estate, coupe, and convertible body types.
Technical Reliability Analysis
Reliability Analysis: Mercedes-Benz E-Class (W213) Non-Engine Components
The Mercedes-Benz E-Class (W213), produced from 2016 to the present, is renowned for its refined driving dynamics and premium features. However, like many luxury vehicles in its class, it exhibits certain reliability patterns in non-engine components, particularly as vehicles age beyond 50,000 miles or 5 years. This analysis draws from owner reports on platforms such as MBWorld and BenzWorld forums, aggregated data from sources like Consumer Reports and J.D. Power, and service bulletins from Mercedes-Benz. While the W213 scores above average in overall dependability for mid-size luxury sedans, specific areas warrant attention during maintenance and pre-purchase inspections. Issues tend to manifest more frequently in higher-mileage examples (over 80,000 miles) or in regions with harsh weather, such as salted roads or extreme humidity.
Common Suspension Issues
The W213's suspension system, often equipped with optional adaptive damping (e.g., Airmatic air suspension) or standard steel-spring setups, provides excellent ride comfort but can develop wear-related problems over time. These issues are exacerbated by the vehicle's weight (around 4,000-4,500 lbs) and its preference for smooth highways over rough urban roads.
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Air Suspension (Airmatic) Failures: Models with the optional Airmatic system are prone to air strut leaks and compressor failures. Owners report the front air struts developing slow leaks as early as 60,000-80,000 miles (or 5-7 years), leading to uneven ride height, sagging at one corner, or a harsh ride when the system defaults to limp mode. The rear struts may fail similarly around 80,000-100,000 miles. Repair costs typically range from $1,500-$3,000 per strut, with full system replacement exceeding $5,000. A 2018-2020 service bulletin addressed valve block issues in early units, but proactive replacement of the dryer unit (around $500) during routine service can mitigate compressor strain.
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Bushings and Control Arm Wear: Rubber bushings in the front lower control arms and sway bar links degrade due to road salt and heat, causing clunking noises, vibrations, and uneven tire wear. This commonly occurs at 50,000-70,000 miles (4-6 years), particularly in all-wheel-drive (4MATIC) variants where torque distribution adds stress. Replacement of bushings alone costs $800-$1,200, while full control arm assemblies run $1,500-$2,500 per side. Rear multi-link components, such as trailing arm bushings, show similar wear around 70,000-90,000 miles, often manifesting as alignment issues or pulling during cornering.
Overall, suspension reliability improves in post-2019 facelifted models with enhanced materials, but regular inspections every 30,000 miles are recommended to catch early degradation.
Electronic Glitches and Infotainment Problems
The W213's advanced electronics suite, including the COMAND NTG 5.0/5.5 infotainment system, offers cutting-edge features like Apple CarPlay integration and augmented reality navigation. However, software complexity and sensor integration lead to intermittent glitches, with failure rates increasing after 3-5 years or 40,000-60,000 miles. These are often resolved via over-the-air (OTA) updates or dealer reprogramming, but persistent issues may require hardware intervention.
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Infotainment System (COMAND/MBUX) Failures: Early 2016-2018 models frequently experience screen freezing, delayed boot-up (up to 30-60 seconds), or navigation glitches, attributed to outdated firmware or faulty head units. Owners report these issues escalating around 50,000 miles, with reboot cycles becoming daily occurrences. In 2019+ models with MBUX, voice recognition errors and touchscreen unresponsiveness appear at 40,000-60,000 miles, often linked to software bugs rather than hardware. A common fix is a $200-$500 software update; full head unit replacement costs $2,000-$4,000. Battery drain from always-on modules (e.g., for remote services) affects 10-15% of owners after 4 years, requiring AGM battery upgrades ($300-$500).
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Sensor and Driver Assistance Glitches: Parking sensors, blind-spot monitors, and adaptive cruise control (Distronic) can trigger false alerts or complete failures due to wiring harness chafing or module faults. Front radar sensors fail around 60,000-80,000 miles (5-7 years) in humid climates, causing erroneous braking or lane-keeping disengagements. Camera modules for the 360-degree view often fog or delaminate after 3-5 years of exposure to moisture, with repair costs of $800-$1,500 per unit. Electrical gremlins, such as intermittent keyless entry or interior lighting malfunctions, stem from corroded connectors and appear at 50,000 miles in salted-road regions.
Mercedes-Benz has issued multiple recalls and bulletins (e.g., for instrument cluster failures in 2017-2019 models), improving reliability in later years, but diagnostic scans every 20,000 miles are advisable.
Gearbox Reliability
The W213 predominantly uses the ZF 9G-Tronic 9-speed automatic transmission, known for smooth shifts and efficiency. It scores well in long-term durability tests, with fewer widespread failures compared to earlier Mercedes 7-speed units. However, specific issues arise from fluid degradation and electronic controls, typically after 60,000 miles or 5 years.
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Shifting Irregularities and Solenoid Problems: Rough downshifts or hesitation during acceleration are reported in 5-10% of units around 60,000-80,000 miles, often due to solenoid valve wear or contaminated transmission fluid. Early 2016-2017 models were particularly affected, with a 2018 technical service bulletin recommending software recalibration to address torque converter shudder. Full solenoid pack replacement costs $1,200-$2,000, while fluid changes every 40,000 miles (using Mercedes-approved ATF) prevent escalation.
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Mechatronic Unit Failures: The integrated mechatronics (valve body and electronics) can fail from overheating in stop-go traffic, leading to limp mode or no-shift conditions at 80,000-100,000 miles (6-8 years). This is more common in hybrid variants (e.g., E 300 e) due to additional electrical loads. Repair involves unit replacement at $2,500-$4,000, though proactive fluid/filter services reduce risk. Overall, the 9G-Tronic's failure rate is low (under 5% before 100,000 miles per J.D. Power data), outperforming competitors like BMW's 8-speed in urban use.
Regular transmission adaptations via dealer tools during services enhance longevity.
Interior and Exterior Build Quality Issues
The W213's cabin and bodywork emphasize luxury with high-grade materials, but fit-and-finish inconsistencies emerge over time, particularly in high-humidity or UV-exposed environments. These are more cosmetic than structural but can affect perceived quality.
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Interior Wear and Rattles: Leather seats show creasing and stitching failures on bolsters around 50,000-70,000 miles (4-6 years), especially in heated-ventilated setups where thermal cycling accelerates degradation. Dashboard trim (e.g., wood or piano black) develops cracks or delamination after 5-7 years of sun exposure, with repair costs of $500-$1,500 for refinishing. Door panel rattles and center console creaks are common at 40,000-60,000 miles due to loose clips; simple fixes like felt tape ($100) suffice, but full panel replacement runs $800+ per door. Headliner sagging from adhesive failure appears in 7+ year-old cars in hot climates.
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Exterior Leaks and Trim Degradation: Sunroof drains clog with debris, causing interior water leaks around the headliner or A-pillar at 5-7 years (30,000-50,000 miles), potentially leading to mold or electrical shorts ($500-$1,200 to clear and reseal). Door seal weathering allows wind noise and minor water intrusion after 60,000 miles. Chrome trim on grilles and window surrounds peels or pits from road salt exposure around 4-6 years, with refinishing at $300-$600. Paint quality is solid, but thin clear coat on hoods chips easily on highways, showing at 50,000 miles; rust bubbles may form on wheel arches in rust-belt areas after 7-8 years if undercoating is neglected.
Post-facelift (2020+) models benefit from improved seals and materials, reducing leak incidence by 20-30% per owner surveys.
In summary, the W213's non-engine reliability is solid for a luxury sedan, with most issues preventable through diligent maintenance (e.g., annual inspections and fluid services). Pre-owned buyers should prioritize vehicles with full service histories, as neglect accelerates wear. For optimal longevity, budget $1,000-$2,000 annually for upkeep beyond 60,000 miles.
Maintenance & Care Tips
Immediate Maintenance Steps After Purchasing a Used Mercedes-Benz E-Class (W213)
Congratulations on your purchase of a used Mercedes-Benz E-Class (W213, produced from 2016 onward)—it's a refined luxury sedan known for its advanced engineering, but like any pre-owned vehicle, it benefits from proactive care to maintain reliability, performance, and resale value. As a buyer, your first priority should be to establish a solid maintenance foundation right away, focusing on preventative measures to catch potential issues early and prevent costly breakdowns. Start by scheduling a comprehensive inspection at a Mercedes-Benz authorized dealer or a reputable independent specialist familiar with the W213 platform. This initial post-purchase checkup, ideally within the first 1,000 miles or two weeks of ownership, should include a full diagnostic scan using Mercedes' Xentry system to check for error codes, software updates, and any hidden faults in the electronics, which are a common vulnerability in these models due to their complex infotainment and driver-assistance systems.
Once that's done, flush and replace all major fluids immediately if the vehicle's service history is incomplete or unclear—this is a high-risk area for used cars, as neglected fluids can lead to premature wear on the engine, transmission, and braking system. Begin with the engine oil and filter: Change it right away if it hasn't been done within the last 6 months, then follow Mercedes' recommended interval of every 10,000 miles or annually (whichever comes first) using MB 229.5 or 229.52 approved synthetic oil to protect the turbocharged engines (common in petrol variants like the E300 or E450). For diesel models (e.g., E220d), adhere to the same schedule but ensure AdBlue fluid levels are topped up to prevent emissions system failures.
Next, inspect and service the 9G-Tronic automatic transmission, a sophisticated but fluid-sensitive component prone to issues if neglected. If the car has over 50,000 miles and no recent service record, perform a full transmission fluid and filter change immediately (using Mercedes-approved ATF 134 fluid), then repeat every 40,000 to 60,000 miles. This preventative step avoids the "shuddering" or harsh shifting that can develop from degraded fluid, especially in stop-start city driving.
Brakes are another high-risk area on the W213, given its weight and performance capabilities. Have the brake pads, rotors, and fluid inspected right after purchase; replace the brake fluid every two years regardless of mileage, as it absorbs moisture and can cause corrosion or reduced stopping power. For pads and rotors, monitor wear via the onboard system, but plan for replacement every 30,000 to 50,000 miles depending on driving style—aggressive braking in urban environments accelerates this.
Cooling system maintenance is crucial for preventing overheating in the W213's efficient but heat-intensive engines. Flush and replace the coolant immediately if it's original or over four years old, then service it every four years or 60,000 miles using Mercedes' blue coolant (G48 spec). Check the water pump and thermostat during this process, as failures here can lead to engine damage.
For electrical and suspension components, which are high-risk due to the W213's air suspension option (AIRMATIC) and advanced sensors, perform a battery health test and load check right away—batteries typically last 4-6 years, so replace if weak to avoid starting issues or module failures. If equipped with air suspension, inspect for leaks and service the compressor and struts every 50,000 miles to prevent sagging or uneven ride height.
Ongoing preventative habits include rotating tires every 5,000 to 7,500 miles to ensure even wear (the W213's all-season run-flats are pricey to replace), replacing the cabin air filter annually for optimal HVAC performance, and the engine air filter every 30,000 miles to maintain fuel efficiency. Spark plugs should be swapped every 60,000 miles on petrol engines to avoid misfires. Finally, keep up with Mercedes' Assyst Plus service reminders via the dashboard, and budget for annual software updates at the dealer to address any recalls or optimizations for features like the MBUX infotainment.
By tackling these steps immediately and sticking to the intervals, you'll minimize downtime, extend the life of high-risk components like the transmission and electronics, and enjoy the E-Class's smooth, luxurious drive for years to come. Always refer to your owner's manual or the Mercedes me app for personalized service alerts based on your VIN.
The Final Verdict
Recommended
The Mercedes-Benz E-Class (W213) offers exceptional luxury, refined driving dynamics, and advanced technology, making it a strong choice for those prioritizing comfort and prestige. However, it comes with high ownership costs, including premium maintenance and potential repair expenses, which may offset its reliability score of 7.9 over time.
Frequently Asked Questions
How reliable is the Mercedes-Benz E-Class (W213)?
Which engines are recommended?
Is this model a good buy?
Reliable Engines for this model
Overall reliability depends heavily on the specific engine choice. A great car with a problematic engine can still be a risky purchase. Cross-reference the reports above.