2012 Toyota Yaris 1.4L Diesel · OY12 DYC

The latest MOT test on 2026-02-24 resulted in a passing outcome, though it included a single advisory regarding the front registration plate deterioration, which is not likely to affect roadworthiness or legibility. This follows a pattern of mixed results over the past four years, with two failures in 2023—both linked to functional lighting issues (windscreen washers and registration plate lamps) and minor optical defects (lens cracks and reflector damage)—interspersed with passing tests. The recurring advisories on front brake disc wear, rear tyre condition, and headlamp lens cracks suggest a consistent but manageable level of mechanical and optical degradation, though the failures indicate some areas where the vehicle’s compliance with safety standards has been temporarily compromised. The absence of critical failures or structural issues in the latest test suggests overall stability, but the pattern warrants careful attention to potential underlying wear progression, particularly in braking systems and lighting components. The vehicle’s recorded mileage of 83,341 miles at the age of approximately 14 years represents a relatively low annual usage rate of around 5,953 miles per year, which is unusual for a car of this age. Such low mileage can result from prolonged periods of inactivity, particularly if the vehicle is stored indoors or in a controlled environment, which may exacerbate issues like tyre perishing, brake corrosion, and fluid degradation over time. Conversely, if the mileage is genuinely low due to light use, the wear on consumables such as brake pads, tyres, and suspension components may be less severe than expected. However, the combination of low mileage and the presence of advisories on brake discs and tyres—particularly the rear tyres showing signs of cracking or perishing—suggests that the vehicle may have been stationary for extended periods, leading to accelerated degradation in these areas. The annual usage rate also raises questions about the vehicle’s operational conditions, as prolonged idling or infrequent driving can accelerate corrosion in brake systems, particularly if the vehicle stands in damp or salty environments. For a prospective buyer, the most critical immediate checks should focus on the braking system, lighting components, and tyre condition. Given the recurring advisories on front brake discs showing wear but not serious weakening, inspect the discs for signs of uneven pitting, scoring, or glazing, which could indicate underlying issues such as warping or excessive heat buildup. Listen for any abnormal braking noises, such as grinding or squeaking, which may signal worn pads, warped discs, or binding calipers. Test the vehicle’s braking performance by applying firm pressure to the pedal during a test drive, paying attention to pedal feel, response, and the absence of pulsations or vibrations, which could point to disc warping or hydraulic issues. Additionally, verify that the brake fluid level is within specification and check for leaks under the vehicle, as low fluid levels or contamination can compromise braking efficiency. The rear tyres showing slight damage or perishing are a significant concern, especially given the low mileage context. Inspect the tyres for any cracks, delamination, or signs of sidewall perishing, which can compromise structural integrity and increase the risk of sudden failure. Check the tread depth uniformly across the tyre’s circumference, as the near-side front tyre showing heavy wear on the inner edge may indicate alignment or suspension issues. A test drive should include monitoring for uneven tyre wear patterns, such as cupping or feathering, which can signal suspension or steering problems. For the lighting system, ensure all lamps function correctly, including the registration plate lamp, direction indicators, and headlamps, as the past failures highlight potential reliability issues. Finally, given the vehicle’s age and low mileage, consider checking the 12V battery for signs of weakness or corrosion, as prolonged inactivity can lead to battery failure or parasitic drain. Additionally, inspect the vehicle’s fluid levels—oil, coolant, and brake fluid—considering that fluids degrade over time, even with low mileage, and should be replaced according to manufacturer recommendations, typically every 2–3 years for brake fluid and annually for coolant. A thorough visual inspection for rust, particularly around wheel arches, exhaust components, and undercarriage, is also essential, as standing corrosion can compromise structural integrity and lead to hidden failures.