2003 Mercedes Vito 2.2L Diesel · SG03 EEP

Corrosion management and braking system integrity represent the primary mechanical considerations for this vehicle, following a series of failures and advisories regarding underbody condition and brake component wear. The most recent testing cycle in June 2026 saw the vehicle fail due to incorrect headlamp aim on both the nearside and offside before passing later that month. This follows a more significant failure in June 2025, where a nearside front service brake was recorded as excessively binding and the nearside front brake pipe was flagged as corroded and obscured by grease. While the 2026 pass included an advisory noting that the entire underbody and suspension components have been undersealed, the history shows a recurring pattern of corrosion-related advisories and component deterioration that requires close inspection. The recorded mileage of 66,377 miles is notably low for a 2003 model, averaging approximately 2,886 miles per year over its twenty-three-year lifespan. This low annual accumulation suggests the vehicle has spent significant periods stationary or has been used for very limited distances. Mechanically, such a usage pattern can lead to the degradation of rubber components and seals even if physical wear from friction is minimal. This is evidenced by the 2024 and 2025 records, which flagged perishing front tyres and severely deteriorated inner drive shaft constant velocity boots, issues often associated with age and lack of regular movement rather than high mileage. Prospective buyers should pay particular attention to the braking system and the effectiveness of the recent undersealing. Given the previous failure for a binding nearside front brake and the advisory regarding a corroded brake pipe, a test drive should involve repeated, firm applications of the brake pedal to check for any pulling to one side, pedal pulsation, or unusual heat radiating from the nearside front wheel. It is also necessary to verify that the undersealing has not been used to mask significant structural rot, particularly as the 2024 record noted various corrosion build-up underneath the vehicle. The presence of grease or other materials obscuring brake pipes, as noted in the June 2025 test, means that a physical inspection of the brake lines for actual metal degradation rather than just surface coating is essential. Further scrutiny is required for the drivetrain and suspension components. The history of deteriorated CV boots on both the nearside and offside front inner drive shafts suggests that the rubber components may be nearing the end of their service life due to age-related perishing. During a test drive, listen for clicking or popping noises when turning the steering wheel at low speeds, which could indicate that grease has escaped the joints and caused internal wear. Additionally, because the tyres were previously flagged for cracking and perishing, check the sidewalls and tread grooves for any signs of further age-related degradation or structural cracking that may have progressed since the 2025 advisory.