2017 Audi A3 SE TDI 1.6L Heavy oil · GGZ 8693

A pattern of recent testing instability is evident, characterized by a failure in December 2025 followed by a failed test and subsequent pass on 29 January 2026. While the most recent result from 29 January 2026 shows a pass with no recorded defects, the sequence of failures within the last few months suggests recent issues with components that required rectification to meet minimum roadworthiness standards. The preceding years from 2021 through 2023 show a period of consistent passes without recorded defects, but the recent volatility in test outcomes marks a shift in the vehicle's documented compliance history. The recorded mileage of 45,607 miles against a 2017 registration indicates a low annual usage rate of approximately 5,067 miles per year. This level of accumulation is significantly lower than the UK average for a diesel vehicle of this age, which typically suggests shorter, less frequent journeys. Mechanically, such low mileage can mean less wear on heavy-duty components like the drivetrain and suspension, but it also increases the likelihood of issues related to infrequent use, such as carbon buildup in the diesel particulate filter or potential degradation of rubber components and seals that have not been regularly cycled through their full range of motion. Given the recent failures recorded in late 2025 and early 2026, a prospective buyer should conduct a focused inspection of the mechanical systems that frequently cause sudden failures in vehicles with this profile. During a test drive, pay close attention to the braking system for any signs of pedal pulsation or uneven deceleration, which could indicate issues with discs or calipers. Listen for any rhythmic knocking or clunking sounds when traversing uneven surfaces, as this can signal wear in the suspension bushes, ball joints, or coil springs that may have been addressed during the recent repairs. Furthermore, the low-mileage diesel profile warrants a close check of the engine's performance and exhaust emissions. Monitor for any hesitation during acceleration or excessive smoke from the exhaust, which can be symptoms of soot accumulation in the exhaust system. It is also advisable to check for any signs of fluid weeping around the engine bay and underside, as seals can sometimes dry out or perish when a vehicle is driven infrequently. Ensuring the steering remains centered and free of vibrations at varying speeds will help confirm the integrity of the steering rack and front-end linkages following the recent period of failed inspections.