2021 Audi A5 S Line 35 TDI Mhev S-A 2.0L Diesel · MK71 BJJ

The most recent MOT history for this 2021 Audi A5 S Line TDI presents an unusual but technically clean record, though the May 2025 test date—just 14 months ago—indicates the vehicle has not undergone a full roadworthiness assessment since. The absence of defects in the sole passing test suggests no major mechanical or structural failings were detected at 38,004 miles, yet the duplicate entry (one pass, one fail) at identical mileage and date raises suspicion of administrative error or potential undocumented issues. Without further tests post-May 2025, there is no evidence of worsening or improving trends in maintenance. The lack of advisories or recurring faults in the record implies no obvious pattern of neglect, but the gap since the last test means critical components—such as turbocharger health, MHEV battery integrity, or suspension alignment—cannot be confirmed as still serviceable. The recorded mileage of 38,004 miles over five years aligns with typical usage patterns for this model, averaging around 7,600 miles annually. There are no visible gaps or spikes in mileage accumulation to suggest prolonged periods of disuse or aggressive driving, though the sparse MOT data prevents deeper analysis of wear patterns. The absence of pre-May 2025 tests means no historical context exists for how components like brakes, suspension, or exhaust systems have degraded over time. For a vehicle of this age, even typical mileage can stress high-mileage items such as turbochargers, differential fluids, or MHEV hybrid components, which are not routinely checked by MOT testers. Given the lack of recent testing, a buyer should prioritise a thorough inspection of the turbocharged diesel engine, particularly the turbocharger and intercooler, as these are common failure points in TDI models at this mileage. The MHEV hybrid system—including the 48V battery and associated wiring—should be checked for corrosion or degraded connections, as these are not MOT-tested but critical for drivetrain reliability. Suspension components, such as bushes and coil springs, warrant close examination for wear or damage, especially if the vehicle has encountered uneven surfaces or heavy loads. Brake discs and pads, while not failed in the last test, should be measured for remaining thickness, as MOT standards allow for minimal reserve. Finally, the exhaust system should be inspected for leaks or corrosion, particularly around flanges and catalytic converters, as these are not always visible during a basic MOT. The lack of advisories in the record does not guarantee these areas are in perfect condition, but it does suggest no immediate, overt failures.