2011 Mercedes-Benz B-Class 1.5L Petrol · LS11 AVK

A pristine MOT record defines the roadworthiness profile of this fifteen-year-old B-Class, with all five recorded test entries showing no advisories or failure items. The most recent attempt on 11 November 2025 resulted in a pass, and a prior failure recorded on the same date was successfully resolved without any defects being catalogued, suggesting a minor administrative or retest procedural matter rather than a mechanical issue. Going back further, the November 2024 cycle mirrors this pattern with a fail and immediate pass on the same day, while the November 2023 test passed cleanly. Across roughly two years of documented testing, this Mercedes has demonstrated consistent compliance with roadworthiness standards, and the absence of any advisories for worn components such as brake discs, suspension bushes, coil springs, or corrosion-related items indicates that the vehicle has either been gently used or meticulously maintained throughout its life. With 84,581 miles accumulated over fifteen years, annual mileage averages approximately 5,639 miles, which is considerably below the typical usage rate for a vehicle of this vintage. The MOT testing history is also notably thin given the car's age, with the earliest documented test in this record dating only to late 2023, creating a multi-year gap in verifiable roadworthiness data. Such low mileage can mean reduced stress on major drivetrain and consumable components, but it also raises the possibility of extended periods of standing, which can bring their own concerns such as dried rubber seals, aged brake fluid, and stagnant lubricants. The lack of recorded mileage progression between the 2023 and 2025 entries makes it difficult to confirm whether this vehicle has been a regular runner or has spent considerable time off the road. Given the clean advisory record, there are no flagged components to specifically investigate from the MOT history, but the low-mileage profile warrants particular attention during a physical inspection and test drive. Pay close attention to the feel of the suspension over uneven surfaces, listening for any clonks, rattles, or knocking from the front wishbones, anti-roll bar links, and rear torsion beam bushes, as perished rubber components are common on lightly used urban vehicles. Check the brake pedal feel for any sponginess suggesting aged fluid, and verify that the discs and pads have sufficient material, as low-mileage cars often suffer from surface corrosion on brake discs due to infrequent use rather than wear. The steering should feel precise without any slack or knocking from the track rod ends, and on initial cold starts listen for any timing chain rattle, oil leaks from the engine sump or cam covers, and any signs of coolant loss which could indicate failing plastic coolant reservoirs or water pumps, both known weaknesses on this generation of Mercedes. During a road test, evaluate the automatic gearbox by ensuring smooth and timely gear changes without harsh clunks or hesitation, and confirm that the clutch bite point on manual variants is firm and progressive. Examine the underside of the vehicle for any signs of structural corrosion, particularly around the subframe mounting points, wheel arches, and sill seams, as corrosion defects are commonly flagged on B-Class models of this era even when the MOT record remains clean. Verify operation of all electrical systems including central locking, electric windows, and the air conditioning compressor, as refrigerant leaks and regulator failures are typical concerns. Finally, confirm the service history to corroborate the low recorded mileage with documented evidence of regular oil and filter changes, as a verifiable service record alongside this unblemished MOT history would provide strong assurance of the vehicle's ongoing mechanical integrity.