2019 — 2023
2.0L OM654q I4 - B180d
Diesel
Check the MBUX Infotainment system functionality. | Observation: Ensure the dual screens are responsive and that there is no screen flickering, as intermittent connectivity issues can sometimes arise in these units.
Test the 8G-DCT dual-clutch transmission at low speeds. | Observation: Pay attention to how the car handles stop-start traffic; while generally smooth, some users find these gearboxes benefit from ensuring the software is up to date for the best shift logic.
Inspect the DPF regeneration status and exhaust health. | Observation: Since this is the OM654q diesel engine, verify if the vehicle has primarily been used for motorway driving, as short-trip cycles can sometimes impact the Diesel Particulate Filter over long periods.
Operate all powered seat and mirror adjustments. | Observation: Ensure the memory functions and motors move without hesitation, as the complex electronic modules in the W247 can occasionally require a reset or diagnostic attention as they age.
Standard major service, including fuel filter replacement and gearbox oil change.
Consider a full check of the AdBlue system health and potential suspension component refresh.
Scheduled timing chain inspection and auxiliary belt renewal.
Stick to the strict Mercedes-Benz service intervals to keep the complex OM654q engine running at its peak efficiency.
Ensure the AdBlue tank is topped up with quality fluid to prevent crystallization issues in the SCR system.
Check the tire pressure regularly, as the B-Class relies on specific tire compounds to maintain its comfortable ride quality.
Keep the MBUX software updated by your local specialist or dealer to ensure seamless smartphone integration.
Use only approved low-SAPS engine oils specified by Mercedes-Benz to protect the exhaust after-treatment components.
Estimated repair costs if issues arise
To keep your gearbox shifting smoothly, the transmission fluid and filter change is a vital maintenance item. You might eventually need to budget for this to ensure the longevity of the transmission.
The Selective Catalytic Reduction system manages emissions. If this component needs attention in the future—often due to sensor faults or pump wear—it is common to consider a professional diagnostic and repair.
Depending on the road conditions the car has faced, the suspension bushes may eventually show signs of wear. Budgeting for these ensures your Mercedes maintains that signature planted feeling on the road.
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Disclaimer: This report is generated with the assistance of AI analysis based on verified automotive data. While we strive for 100% accuracy, enthusiasts should always conduct physical inspections and consult service records. View Full Disclaimer