2015 KIA Optima 1.7L Diesel · CV65 CDF

The most recent DVSA examination on 3 October 2025 resulted in a pass with no advisories or defects recorded, which is the ideal outcome for a prospective buyer. Looking at the broader pattern across the recorded tests, the maintenance trend is best described as broadly stable but with recurring areas of mechanical concern that have surfaced intermittently since 2021. The vehicle has experienced three failures within the available history, covering rear brake imbalance, tyre pressure monitoring system and headlamp aim issues in 2024, and a parking brake deficiency in 2023. All of these defects were rectified sufficiently to secure a pass on subsequent or immediate re-tests, and the clean 2025 result indicates that the remedial work has held, suggesting competent post-repair attention rather than persistent neglect. The recorded mileage of 97,251 miles on an eleven-year-old vehicle equates to an annual average of roughly 8,841 miles, which is broadly typical for a car of this age and consistent with mixed private and commuting use. There are no extended gaps in the MOT record that would suggest prolonged standing, and the mileage progression between tests appears steady rather than indicating any abrupt accumulation or stagnation. This consistent level of use is mechanically favourable because it implies regular fluid circulation through the engine, brakes, and transmission, together with normal rates of wear on consumable items such as tyres, brake pads, and timing components, without the elevated wear associated with high-mileage commercial use. The most significant recurring theme within the advisories is rear suspension and brake component wear. In 2024, both nearside and offside rear trailing arm front bushes were flagged as worn but not yet resulting in excessive movement, and in 2025 the nearside rear brake was noted as fluctuating close to excessive before the vehicle failed shortly afterwards on a rear brake imbalance with the offside rear being the weaker unit. For a prospective buyer, these are clear indicators that the rear brake system and rear suspension linkages are approaching a service interval. On a test drive, particular attention should be paid to any clonking or knocking from the rear under load over uneven surfaces, vague or uneven braking performance, any pulling to one side under heavy braking, and visible uneven tyre wear across the rear axle, which would suggest the trailing arm bushes have now deteriorated beyond advisory threshold. Given the recurring rear brake imbalance, a thorough inspection of the rear caliper mechanisms for binding or seizing, the condition of the rear brake discs for lipping and corrosion, and the handbrake cables and adjuster mechanism is strongly recommended, especially as the parking brake was also flagged as inoperative on one side in 2023. Beyond the documented history, the age and mileage of this KIA Optima warrant standard calendar-based inspection items regardless of the clean MOT result. Tyres should be examined closely for sidewall perishing and cracking due to age-related rubber degradation, even where tread depth remains adequate, and the spare wheel or inflation kit should be checked for serviceability. The 12 volt battery should be load tested, as batteries of this vintage commonly fail without warning, particularly if the vehicle has seen any periods of infrequent use. Brake fluid, coolant, and automatic transmission fluid if applicable will all be well beyond their manufacturer replacement intervals and should be refreshed as part of pre-purchase preparation. Finally, the underside should be examined for any signs of corrosion, paying particular attention to suspension arms, subframes, and exhaust mounting points, while a thorough check of the headlamp alignment should be carried out to confirm that the 2024 beam image defect has not recurred, and that the tyre pressure monitoring system sensors are functioning correctly across all four wheels.