2017 Mercedes-Benz A-Class 1.5L Diesel · GP66 FFD

The mechanical profile of this 2017 Mercedes-Benz A-Class is defined by a recent escalation in tyre-related advisories and failures, a pattern worth weighing carefully even though the car has continued to pass its roadworthiness tests. The 2026 test outcome, dated 9 January, recorded a pass alongside an advisory for slight damage to the inner wall of the nearside rear tyre, the same item that had previously been flagged. Looking further back, the 2025 test cycle returned a pass but only after a fail was issued for a dangerous offside front tyre with a structural tear on the inner wall, alongside a major defect for a malfunctioning tyre pressure monitoring system. The 2024 test was entirely clean with no advisories. This trajectory suggests a vehicle whose recent tyre condition has been declining, and the recurrence of inner-wall damage on multiple tyres across two consecutive test cycles is a specific concern that warrants close physical inspection rather than dismissal as cosmetic wear. Annual mileage of roughly 6,018 miles is broadly typical for a nine-year-old vehicle of this class, neither indicating excessive motorway use nor prolonged periods of standing. There are no notable gaps in the testing record, with annual examinations consistently carried out through 2024, 2025, and 2026, which means wear-related deterioration has been regularly observed by testers. For a Mercedes-Benz A-Class of this age and mileage, the mechanical implication is moderate rather than severe: suspension bushes, coil springs, anti-roll bar links, and brake components will have experienced normal urban and suburban wear, but the relatively modest annual accumulation reduces the likelihood of premature failure in drivetrain or clutch components. The presence of a working tyre pressure monitoring system, which was flagged in 2025, should be confirmed as fully operational at the point of purchase, as its failure can indicate sensor battery depletion or a fault within the wheel electronics that may recur. Given the recurring inner-wall tyre damage recorded on both front and rear axles, a prospective buyer should carry out a detailed physical examination of all four tyres, including the spare if fitted, looking for sidewall bulges, cracking, exposed ply cords, or any deformation that could indicate structural weakness even where the tread depth appears adequate. Inner-wall damage is particularly concerning because it cannot be seen from the outside of the fitted tyre and is often associated with impact damage from kerbing or potholes, which on a lowered or sporty-suspended A-Class variant can also point to compromised alloy wheel rims. On a test drive, listen for any thumping or rhythmic noise that varies with road speed, as this can indicate a separated tyre carcass, and check for vibration through the steering wheel which may suggest wheel deformation or imbalance following an impact. Beyond the tyre concerns, the 2026 advisory regarding a non-functional offside windscreen washer should be treated as a straightforward rectification, but it does raise a minor point about general electrical upkeep, given that the same test cycle also produced a failure for the tyre pressure monitoring system. It would be prudent to verify that all dashboard warning systems, including the TPMS, are functioning correctly and that there are no stored fault codes. A test drive should include a thorough check of the suspension over varied road surfaces, listening for any clonking or knocking from the front MacPherson struts or rear torsion beam, feeling for vagueness in the steering, and observing whether the car pulls to one side under braking, which would indicate binding calipers or warped brake discs. Given the vehicle's age, an inspection beneath the vehicle for any early corrosion to brake pipes, subframe mounting points, and exhaust hangers is also advisable, even though no such advisories have yet appeared on the MOT record.