2010 Mercedes-Benz B-Class 2.0L Diesel · FV60 GRZ

Persistent corrosion affecting structural and functional metalwork forms the defining mechanical narrative of this 2010 Mercedes-Benz B-Class, evidenced by a historical pattern of brake line and fuel pipe defects spanning multiple years. The vehicle most recently passed an MOT test on 23 December 2022 at 109,277 miles, securing its legal roadworthiness at that date, yet the accompanying advisories reveal chronic, unresolved vulnerability. Throughout successive annual inspections, testers repeatedly flagged corrosion on the front brake pipes, offside rear fuel pipes running to the tank, and an offside rear coil spring, alongside slight play developing in the offside front lower suspension arm ball joint. While the car achieved passes on several occasions, these recurring notes alongside past test failures for excessively corroded front-to-rear brake lines indicate that the vehicle's underside requires urgent, thorough scrutiny for rust mitigation. With 109,277 miles accumulated over its roughly sixteen years on the road, the vehicle has averaged approximately 6,830 miles annually, representing a typical usage profile for this model class. This steady accumulation rate avoids the extreme mechanical strain associated with high-mileage commercial duties, yet the age-related wear on baseline metallic components is plainly evident in the test history. The presence of protective under-trays noted across multiple inspections has historically obscured several underside components from full view during testing, meaning that hidden corrosion or degradation could easily be more extensive than the written record suggests once these covers are removed for a physical inspection. When conducting an on-road appraisal, a prospective buyer must systematically check the specific trouble spots highlighted in the MOT data. Listen closely for sharp knocks or clonks from the front suspension when traversing potholes or speed bumps, which would confirm advanced wear in the offside front lower suspension arm ball joint. Press the brake pedal firmly while stationary and during a test drive to test for sponginess or uneven resistance, ensuring that the previously noted brake pipe corrosion has not compromised hydraulic integrity or resulted in a binding offside front service brake that causes the car to pull to one side or generates abnormal heat. A comprehensive ramp inspection is essential prior to purchase to strip away the plastic undertrays and inspect the true condition of the chassis, the brake lines running front to rear, the fuel filler neck, and the offside rear coil spring. Verify that the structural mounting points and suspension components have not suffered structural compromise from rust. Given the history of recurring advisories for corrosion and suspension play, budgeting for immediate remedial work on the brake lines and suspension architecture should be anticipated to ensure long-term mechanical safety.