2018 Hyundai Tucson 1.7L Diesel · SC18 ESV

Recurring issues with braking efficiency and engine emissions present the primary mechanical concerns for this vehicle, despite its most recent pass on 07 August 2026. The recent history shows a concerning trend regarding the rear braking system, moving from an advisory for a nail in the offside rear tyre in 2025 to a major failure for an inoperative offside rear parking brake in June 2026, which ultimately led to a failure for insufficient parking brake efficiency just one day before its successful retest in August 2026. Furthermore, the June 2026 failure involving engine smoking and an inability to complete emissions testing suggests a potential issue with fuel combustion or exhaust integrity that requires close monitoring, even though the vehicle has since cleared the test. The vehicle has covered 84,473 miles over its eight-year lifespan, representing a consistent annual average of approximately 10,559 miles. This usage profile is typical for a modern SUV and suggests the vehicle has been subjected to regular, predictable mechanical wear rather than long periods of inactivity or excessive high-speed motorway mileage. From a mechanical standpoint, this steady accumulation means that while major drivetrain components may still have significant life remaining, consumables such as suspension bushes, tyres, and braking components are likely approaching the end of their primary service life cycles and will require periodic replacement. Prospective buyers should pay particular attention to the rear suspension and braking components during a test drive. The 2024 advisory regarding a worn nearside rear suspension arm pin or bush indicates that the trailing arm assembly has previously shown signs of degradation. Listen for rhythmic knocking or clunking sounds when driving over uneven surfaces or speed bumps, and check for any lateral instability or pulling when cornering. Additionally, given the recent failures related to the parking brake, ensure the handbrake is pulled firmly to test its holding strength on an incline and check that the pedal feel is firm rather than spongy or overly long. Tyre condition and engine performance also warrant scrutiny. The MOT history shows a repetitive pattern of tyres being worn close to the legal limit or showing uneven edge wear, which may indicate misalignment or incorrect tyre pressures. Inspect the tread depth and look for uneven wear patterns across all four tyres. Regarding the engine, pay close attention to the exhaust note and smell for any acrid or heavy smoke during hard acceleration, as the June 2026 emissions failure and smoking incident suggest the combustion process may not be perfectly stable. Any hesitation in throttle response or visible blue or black smoke from the tailpipe should be treated as a significant red flag.