2014 Mercedes-Benz Viano 3.0L Diesel · LR64 CVH

A history of significant braking component failures and electrical defects defines the mechanical profile of this vehicle, despite a clean result in its most recent test on 03 January 2024. The records show a period of instability, most notably during the January 2023 inspection when the vehicle received dangerous failure notices for both nearside and offside front brake discs being seriously weakened. This was accompanied by a major failure regarding a non-functional nearside stop lamp. While the vehicle has since cleared these issues and passed subsequent tests without recorded defects, the previous presence of dangerous structural weaknesses in the braking system is a critical point of note in its overall testing trend. The recorded mileage of 100,619 miles over a twelve-year period represents a relatively consistent usage pattern, averaging approximately 8,385 miles per year. This level of annual accumulation is typical for a vehicle of this age and type, suggesting it has not been subject to extreme high-mileage motorway use nor has it remained stationary for extended periods. Mechanically, this steady rate of use implies that wear on consumables such as suspension bushes, brake pads, and drivetrain components should be consistent with the vehicle's age, rather than being accelerated by heavy commercial usage or exacerbated by long-term degradation from inactivity. Prospective buyers should focus their physical inspection on the braking system and electrical integrity, given the specific failures recorded in the past. Because the front brake discs were previously flagged as seriously weakened, a test drive must include a thorough assessment of the braking feel. Listen for any rhythmic clicking or grinding noises from the front wheels and check for any pedal judder or vibration when applying the brakes at various speeds, which could indicate uneven disc wear or warped rotors. Additionally, ensure that all lighting elements, including the side repeaters and stop lamps that failed in previous years, are fully operational to confirm the electrical faults have been rectified. Beyond the documented failures, the age and mileage of the Mercedes-Benz Viano necessitate a close look at the chassis and suspension components. While no specific corrosion or leakage was noted in the recent MOTs, the transition from a dangerous braking failure to a clean pass warrants a check of the brake lines and calipers for any signs of weeping or surface corrosion. During the test drive, pay close attention to the steering response and listen for knocks or clunks when traversing uneven surfaces, which would indicate wear in the suspension linkages or bushes that may not have been captured in the recent clean certificates.