2014 Renault Master 2.3L Diesel · YX14 ABK

A pattern of front brake wear, rear brake hydraulic leakage, and parking brake inefficiency dominates the roadworthiness record for this Renault Master, with the most recent pass on 29 September 2025 carrying forward an advisory on the front brake discs for a second consecutive cycle. The single failure, recorded on 15 September 2023, was driven by a leaking nearside rear hydraulic brake caliper combined with parking brake efficiency below requirements, both classed as Major defects. That same test also flagged advisories for both front tyres wearing close to the legal limit on the edges and an advisory for the front brake discs. Subsequent tests in 2024 and 2025 returned passes but with continuing advisories on the front discs and deteriorated anti-roll bar linkage ball joint dust covers on both sides, alongside minor registration plate lamp defects that have recurred. The front brake disc advisory has now appeared on three of the five recorded tests, and the brake hydraulic system produced a Major failure, suggesting the braking components are a recurring mechanical concern rather than an isolated event. At 144,289 miles on a 2014 commercial, the vehicle has averaged roughly 12,024 miles per year, which sits at the higher end of usage for its age and platform category. MOT coverage is consistent from 2022 through 2025 with annual tests, so there are no extended lay-up gaps, and the mileage progression across the recorded tests indicates continuous commercial-style service. Higher annual mileage of this nature generally accelerates wear on braking components, suspension bushes, anti-roll bar hardware, and drivetrain mounts, which aligns with the recurring advisories and the caliper failure in the record. The presence of a Major brake hydraulic defect combined with multiple advisories on wear-related items reflects the cumulative mechanical consequence of sustained heavy use rather than any short-term lapse. For a prospective buyer, the rear hydraulic brake system should be the primary area of physical inspection. The nearside rear caliper that was recorded as leaking should be examined for signs of fluid seepage, perished guide pins, or a binding action that would explain the parking brake efficiency failure, and the matching caliper should be checked for similar deterioration given shared age and exposure. On a test drive, expect to feel any pull to one side under braking, a soft or travelling pedal suggesting residual air or seal degradation, and a parking brake that fails to hold on an incline despite adequate lever travel. The front brake discs should be inspected for lip measurement, hot spots, and surface scoring, as the repeated advisory over three tests suggests they may now be approaching the manufacturer discard thickness and could account for brake judder under firm pedal application. The suspension and steering geometry also warrant close attention given the deteriorated anti-roll bar linkage dust covers flagged in 2024 and the worn front tyres recorded on both edges in 2023. Edge wear on both fronts typically points to misalignment, worn wishbone bushes, or deteriorated strut top mounts rather than simple inflation issues, so a test drive over uneven surfaces should be used to listen for clonking or knocking from the front end, particularly over speed bumps and during lane changes. The minor registration plate lamp defect is cosmetic and inexpensive to remedy, but its recurrence suggests the rear lamp unit may have a poor earth or moisture ingress that should be verified. Overall, the combination of repeated front brake disc advisories, a historic Major brake hydraulic failure, and confirmed mileage well above average for the platform means this vehicle should be evaluated with budget reserved for brake disc replacement, potential caliper overhaul, and a four-wheel alignment check before being considered roadworthy for continued commercial use.