2021 Audi A4 S Line 35 TDI Mhev S-A 2.0L Diesel · EJ13 ACH

The 2021 Audi A4 S Line 35 TDI MHEV presents a stable roadworthiness record over its recent MOT history, with no defects recorded in the three most recent tests—most recently at 64,342 miles on 19 March 2026. This consistency suggests the vehicle has either been well-maintained by its previous owners or has not yet developed significant mechanical issues despite its age and mileage. The absence of advisories or failures in the past year indicates no immediate concerns with structural integrity, braking systems, or emissions compliance. That said, the MOT history is unusually sparse for a five-year-old vehicle, with only three entries spanning 2024–2026, raising questions about whether minor wear items (such as tyres, wiper blades, or suspension components) have been proactively addressed outside of statutory testing. The mileage accumulation—64,342 miles over five years—is notably high, averaging around 12,868 miles annually, which exceeds typical UK usage patterns for a premium vehicle of this age. The most recent MOT at 64,342 miles in March 2026 follows a 17,649-mile gap since the July 2024 test at 39,566 miles, suggesting either intensive use or a delay in testing. The absence of mileage increments between the 2025 and 2026 tests (46,693 to 64,342) implies the vehicle may have been off the road for an extended period prior to the latest inspection, potentially masking wear that could have developed during inactivity. Buyers should verify whether the high mileage aligns with documented service records, as this level of usage typically accelerates wear on consumables like brake pads, clutch components, and suspension bushes. Given the clean MOT history, a prospective buyer should focus their inspection on components prone to wear under high mileage or prolonged standing. Pay particular attention to the suspension—specifically the condition of coil springs, anti-roll bars, and bushings—since these are critical for handling and longevity. The braking system, including calipers, brake discs, and hydraulic lines, should be checked for uneven wear or corrosion, especially if the vehicle has been driven aggressively or left unused for periods. Examine the exhaust system for signs of leaks or corrosion, particularly around the DPF or EGR components, given the TDI’s reliance on emissions compliance. Finally, inspect the underbody for structural corrosion or fatigue, as the MOT history provides no evidence of prior rust checks, and the vehicle’s age increases the risk of hidden deterioration.