2017 Fiat Swift 2.3L Diesel · P17 WDE

The most recent MOT test conducted in March 2026 resulted in a pass with no defects recorded. While the overall history appears stable, there is a concerning trend regarding the rear braking system. A 2022 advisory for a binding nearside rear service brake eventually progressed into a dangerous failure in March 2025 due to parking brake efficiency falling below fifty percent of the required value. Although this was rectified to achieve a subsequent pass, the progression from a minor advisory to a dangerous defect suggests a history of braking system neglect or component seizure. The vehicle has covered 23,076 miles over approximately nine years, averaging roughly 2,564 miles per year. This is significantly lower than the national average and indicates the car has spent considerable time stationary. While this results in minimal wear on the engine internals and drivetrain, low-usage vehicles are often prone to degradation caused by standing, such as the seizing of calipers, the perishing of rubber seals, and the accumulation of moisture in the braking system. During a test drive, particular attention must be paid to the rear brakes. The buyer should check for any unevenness in braking force or a lack of tension in the handbrake lever. Listen for any scraping or grinding noises from the rear wheels and feel the wheel rims after a short journey to ensure there is no excessive heat, which would indicate that the previous binding issue has returned. Any shuddering under deceleration should be noted as a sign of warped discs or sticking calipers. Beyond the brakes, the low mileage necessitates a thorough inspection of age-related wear. Examine the tyre sidewalls for fine cracking or perishing, as tyres often expire due to age before the tread is worn. The 12V battery should be tested for health, and the brake discs should be inspected for heavy surface corrosion or pitting. Finally, the service book must be verified to ensure that engine oil and other essential fluids have been replaced according to calendar intervals rather than mileage, as degraded oil can lead to premature engine wear regardless of the low odometer reading.