2019 KIA Optima 1.6L Diesel · LT69 EVM

The KIA Optima’s most recent MOT test on 6 March 2026—just four months ago—resulted in a failure, though no specific defects were recorded. This marks the first failure in the vehicle’s history, which is unusual given the previous four consecutive passes between 2023 and 2025. The absence of advisories or defects in prior tests suggests the failure was likely procedural, possibly due to an expired test certificate or administrative oversight rather than a mechanical issue. However, the lack of recorded faults does not preclude underlying problems, particularly since the vehicle has accumulated 75,540 miles in just under seven years, averaging over 10,700 miles annually—a rate that could accelerate wear on suspension components, brake systems, and drivetrain elements. The mileage progression shows a steady increase without significant gaps or abrupt jumps, which aligns with typical usage patterns for this age of vehicle. Between tests, the mileage climbed from 58,553 miles in November 2023 to 75,540 miles in March 2026, averaging around 1,500 miles per quarter—a rate that, while not excessive, may have contributed to gradual wear on high-stress areas. The most recent test occurred just four months before today, which is within the standard 12-month MOT cycle, though the failure raises questions about whether the vehicle was driven between tests or if the failure was a one-off anomaly. Given the lack of recorded defects in prior MOTs, a buyer should prioritise a thorough inspection of suspension components, particularly the rear suspension bushes and coil springs, as these are common failure points at this mileage. The braking system—including rear calipers, brake discs, and hydraulic lines—should be checked for binding or uneven wear, especially if the vehicle has been driven aggressively or in stop-start conditions. Structural integrity, particularly around the wheel arches and sills, should also be assessed for corrosion, as this model is prone to rust in those areas. Finally, the exhaust system and emissions controls should be examined for leaks or excessive wear, as these are frequently overlooked but critical for both performance and compliance. The absence of advisories in past tests does not guarantee these areas are in perfect condition, so a detailed mechanical review is essential.