2020 Audi E-Tron S Line 55 Quattro Electric · OO53 TED

A consistent record of clean MOT passes defines the mechanical profile of this 2020 Audi e-tron S Line 55 Quattro, with three consecutive tests on 2023-05-17, 2024-04-22, and 2025-04-10 all returning no advisories or defects. The absence of recorded corrosion on suspension components, brake lines, or underbody structural elements across successive annual examinations is particularly notable for a vehicle now six years old, suggesting that the high-voltage chassis and undertray shielding have effectively protected the running gear from the typical winter salt exposure that affects this region. While no defects being recorded is reassuring, it is worth acknowledging that MOT testing does not cover the e-tron's drivetrain-specific components such as the electric motors, power electronics, high-voltage battery modules, or thermal management system, so the clean paperwork reflects structural and statutory items only. The recorded mileage of 35,705 miles equates to an annual accumulation of approximately 5,951 miles, which is notably low for a vehicle of this age. This restrained usage pattern means mechanical wear on consumable items such as brake discs, pads, and tyres has been considerably less than would be expected on a higher-mileage example, and the regenerative braking system inherent to the e-tron is likely to have preserved the friction braking components even further. However, low-mileage electric vehicles can present their own considerations. Prolonged standing periods can affect 12V auxiliary battery longevity, and infrequent thermal cycling of the high-voltage pack is not ideal for long-term cell balancing, though the regular annual MOT cadence suggests the vehicle has not been laid up for extended periods. The mileage progression between tests should be confirmed at viewing to verify consistent use rather than large single-year jumps that might indicate inconsistent history. For a prospective buyer, the clean MOT record means there are no specific components flagged for targeted inspection, which shifts focus toward areas the standard test does not fully interrogate. On a test drive, listen carefully for any suspension knocks or clonks over uneven surfaces, particularly from the front lower arms and anti-roll bar bushes, as adaptive air suspension fitted to e-tron models can mask minor wear until failure occurs. The brake pedal should feel firm and progressive, with no excessive travel or judder under firm application, as the transition between regenerative and friction braking can mask binding calipers. Steering response should be precise and free of vibration, and any pulling to one side under braking warrants investigation of the brake-by-wire system calibration rather than traditional alignment assumptions. Particular attention should be paid to the high-voltage system health, which falls outside MOT scope. A diagnostic scan using VCDS or ODIS should be requested to confirm no fault codes are stored in the battery management system, motor electronics, or thermal management modules, and to verify the usable battery capacity remains within an acceptable percentage of its original specification. Inspect the charging port and cable for damage or scorching, and confirm the air suspension rises smoothly to ride height without compressor cycling noise after the vehicle has been parked overnight. The tyres should be examined for even wear across both axles, as uneven patterns on a Quattro vehicle can indicate alignment or suspension geometry issues that have not yet reached an advisory threshold. Finally, verify that all manufacturer recalls and software updates relating to the high-voltage battery management and charging systems have been completed, as Audi issued several campaigns during this production period.