2009 Mercedes-Benz Sprinter 2.1L Diesel · WN59 WNP

Significant structural corrosion and recurring suspension component failures define the mechanical history of this Mercedes-Benz Sprinter. The most recent MOT result from 19 September 2025 shows a pass, but it follows a pattern of failures involving lighting defects and brake component wear. Notably, the 2023 inspection recorded a dangerous failure regarding the offside front track rod end and a major failure for excessive corrosion on the vehicle structure or chassis near a body mounting sill. While the 2025 record shows the vehicle has cleared its immediate lighting and brake disc advisories, the history of major suspension and structural issues suggests a vehicle that has faced significant wear and degradation. The vehicle has covered 222,430 miles over approximately 17 years, averaging roughly 13,084 miles per year. This usage level is relatively high for a commercial vehicle of this age, indicating consistent operation rather than long periods of inactivity. Such high mileage typically correlates with accelerated wear on heavy-duty components, including the drivetrain, steering assembly, and suspension. The recorded history of steering rack play and track rod end failures is consistent with this level of mileage and the heavy-duty nature of the Sprinter platform. Prospective buyers should pay close attention to the structural integrity of the chassis and sills, given the major corrosion failure recorded in 2023. During a test drive, it is essential to inspect the underside for any signs of advancing rust or recent welding repairs. The history of steering rack inner joint play and track rod end issues necessitates a careful evaluation of the steering response. Listen for any knocking, clunking, or wandering sensations through the steering wheel, particularly when navigating uneven surfaces or during low-speed manoeuvres, as these can indicate ongoing issues with the steering or suspension linkages. Braking and suspension components also require scrutiny. The 2025 advisories for pitted and scored front brake discs suggest that while they met the minimum standard for the test, they are nearing the end of their service life. Check for any pedal judder or vibration under braking, which can signal uneven disc wear. Furthermore, previous failures involving shock absorber fluid leaks and anti-roll bar linkage wear mean the suspension should be thoroughly assessed for stability. Any excessive bouncing, leaning during cornering, or rhythmic thumping from the wheel arches could indicate that the previously flagged suspension components require further attention.