2021 Mercedes-Benz Sprinter 315 Progressive CDI 1.9L Diesel · SP06 DSP

The latest MOT test for the 2021 Mercedes-Benz Sprinter 315 Progressive CDI was conducted on 2024-10-10 and passed without any recorded defects, marking a return to compliance after a failure in June 2024. This marks a significant improvement in roadworthiness, as the previous MOT on 2024-10-08 had identified four major faults, including critical issues with the near-side rear position lamp, front and rear stop lamps, and severe wear on the front brake disc and rear brake pads. The intervening period since the failure has thus demonstrated a positive maintenance trend, with no further defects reported, though the vehicle’s history suggests underlying wear that may require closer attention. The recorded mileage of 108,934 miles for a vehicle aged five years represents a high annual mileage of approximately 21,787 miles per year, which is notably elevated for its age. Such usage levels typically accelerate wear on consumables like brake pads and discs, suspension components, and drivetrain elements, particularly if the vehicle has been subjected to heavy or aggressive driving conditions. The absence of significant mileage gaps could imply either consistent operational use or periods of prolonged standing without maintenance, which may have contributed to the observed brake wear and potential corrosion risks. The rapid mileage accumulation further underscores the need for a thorough inspection of high-wear areas, especially brakes and suspension, to mitigate future failure risks. Given the recent MOT passing and the history of brake-related failures, the prospective buyer should prioritise a detailed inspection of the braking system. The 2024-10-08 failure highlighted worn rear brake pads and a significantly thinned front brake disc, suggesting that the pads may have been replaced but the discs have not yet reached replacement thresholds. On a test drive, listen for uneven brake pedal travel, pulsations under braking, or a spongy feel, which could indicate warped discs or internal brake failure. Additionally, visually inspect the brake discs for scoring, glazing, or cracks, and check for any signs of oil contamination or brake fluid leakage around the caliper pistons. If the discs are still within serviceable limits but show signs of excessive heat damage, consider replacing them to prevent further wear and potential brake shudder. For the broader vehicle, the buyer should also examine the suspension for signs of bush wear or coil spring failure, as high mileage and aggressive use can accelerate these components. Inspect the suspension mounts and struts for oil staining, cracks, or excessive play, and listen for clunking noises when driving over bumps, which may indicate worn suspension bushes or damaged coil springs. Check the exhaust system for leaks, rust, or structural weakness, particularly around the catalytic converter and exhaust manifold, as prolonged exposure to high temperatures can accelerate corrosion. Finally, verify the vehicle’s fluid levels, including brake fluid, coolant, and transmission fluid, ensuring they are topped up and free from contamination, as fluid degradation over time can compromise system performance. Given the vehicle’s age and mileage, a comprehensive service check—including a battery health assessment and a check for tyre sidewall perishing—should also be conducted, as these can reveal hidden issues that may not appear on an MOT but could impact long-term reliability.