2019 Mercedes-Benz A 1.5L Diesel · LM19 RZG

The vehicle’s most recent MOT test on 2025-02-28 passed without defects, though it was preceded by a failure just four days earlier at 110,666 miles—an unusually tight window for retesting. This pattern of consecutive passes and fails suggests either a minor administrative oversight or a test centre’s strict interpretation of minor advisories, as no substantive defects were logged. The overall trend remains stable, with no recurring mechanical failures over the past three tests, but the lack of advisories in any entry makes it impossible to confirm whether critical components like suspension bushes, coil springs, or brake calipers were ever scrutinised. Buyers should treat this as a red flag: the absence of advisories could imply either diligent maintenance or a test centre’s reluctance to flag borderline issues. The mileage progression reveals a consistent annual average of 15,813 miles, which is high for a seven-year-old vehicle. The largest jump occurred between the 2023 and 2024 tests, where mileage increased by 26,000 miles in just over a year—suggesting either intensive use or a period of neglect. The gap between the 2024 failure and the 2025 tests (around 20,000 miles) is also unusually short for a vehicle of this age, raising questions about whether the owner prioritised regular servicing or deferred maintenance. Without service records, it’s impossible to verify whether critical intervals for timing belts, differential fluid, or suspension components were adhered to. Given the lack of advisories in any MOT, the most prudent areas for an independent inspection would be the suspension geometry—particularly the rear bushes and coil springs, which often degrade silently—and the brake system, including rear binding calipers or warped discs, which could explain the retest. The absence of corrosion advisories doesn’t preclude structural issues, especially if the vehicle has spent time in wet or salted environments; a thorough underbody check is essential. The engine bay should be inspected for oil leaks or degraded hoses, as these are common high-mileage concerns on Mercedes-Benz models. The test history’s clean slate doesn’t guarantee reliability; it merely indicates the tester didn’t find anything to report.