2023 Mercedes-Benz Sprinter 315 Progressive CDI 1.9L Diesel · WP23 KZW

The 2023 Mercedes-Benz Sprinter 315 Progressive CDI carries a mixed MOT record that tells a story of intermittent reliability rather than consistent roadworthiness. The most recent test on 2026-06-05 returned a pass with no defects noted, but just one day earlier on 2026-06-04 the vehicle failed twice, with critical issues involving the front outer drive shaft constant velocity boot and mismatched rear tyres. This pattern suggests the engine and drivetrain systems were functioning adequately at the time of the second test, yet the underlying problems persisted enough to cause a failure, indicating that the vehicle experienced unreliable operation even within a short window. The overall trajectory is therefore neither fully stable nor steadily improving, but rather showing sporadic compliance with safety standards interspersed with documented deficiencies that the buyer must address before committing. The mileage figure of 15,426 miles for a three-year-old Sprinter represents an unusually low rate of accumulation at approximately 5,142 miles per year, which stands in contrast to the typical wear patterns expected for a commercial van in its third year of service. Such a low odometer reading does not necessarily indicate exceptional care but may point to either very light usage or extended periods where the vehicle remained stationary, allowing rubber components to degrade while the electronic and hydraulic systems sat idle. The narrow gap between the two MOT dates also raises questions about whether the vehicle was regularly driven or spent significant time parked, as a gap of just one day between a failure and a subsequent pass suggests the car may have been stored or not actively tested over the intervening period. This usage profile implies that wear on high-mileage items such as suspension bushings, brake pads, and drivetrain seals would have accumulated slowly, potentially masking earlier degradation until the next test revealed the cumulative effect. The front outer drive shaft constant velocity boot damage is a primary concern for anyone planning to drive this vehicle, particularly noticeable as a clicking or rattling noise over rough pavement when the front outer drive shaft rotates through its full range of motion. A split or insecure boot allows contaminants to enter the bearing housing, leading to increased play in the constant velocity joint and eventual failure of the drive shaft seal, which could result in noisy operation and reduced power transfer to the rear wheels. On a test drive, the buyer should pay close attention to any grinding or clunking sounds over bumps, especially when accelerating under load, and verify that the car handles smoothly without unexpected pulling or vibration that might indicate misalignment or worn linkages. The rear tyres presenting different sizes on the same axle presents a separate issue that can manifest as uneven wear across the tread, a pulling sensation during acceleration or braking, and potential handling instability due to unbalanced loads. Checking each rear tyre individually for size discrepancy and examining the tread depth and sidewall condition will confirm whether this was a deliberate set-up or a sign of assembly quality control that required correction. For a prospective buyer, the presence of both the drive shaft boot failure and the rear tyre mismatch warrants immediate attention before purchase. The drive shaft boot should be inspected visually for any splits, tears, or signs of wetness around the entry point, and the boots themselves should be squeezed gently to assess their flexibility and integrity. Listening for the characteristic click of an exposed inner hub bearing or feeling for play when turning the wheel at speed can help determine if the damage is active or residual. Regarding the rear tyres, the buyer must confirm they are identical in diameter and width, and compare wear patterns to identify which axle is affected. If the tyres differ significantly in size, this could indicate inconsistent inflation pressure settings or a manufacturing variance that may affect handling balance. Given the low mileage, it is also worth noting that suspension components such as ball joints and tie rods may have seen limited stress, but the existing damage to the drive shaft system and the tyre imbalance represent clear maintenance requirements that should be addressed immediately upon acquisition to prevent further deterioration or safety-related complications.