2012 Vauxhall Insignia 2.0L Diesel · OFZ 7017

The most recent MOT test on the Vauxhall Insignia, conducted on 2025-05-30, resulted in a clean pass with no recorded defects, suggesting a brief period of stability in the vehicle’s roadworthiness. However, the preceding MOT history reveals a pattern of recurring issues, particularly in the braking system and tyres, which indicate a need for closer scrutiny. The vehicle failed in May 2025 with critical faults, including dangerously thin near-side rear brake pads, binding rear service brakes, and worn rear tyres nearing legal limits, alongside binding front brakes. These failures were not isolated; similar problems were noted in June 2024, where the offside front tyre was also under the legal tread depth and the rear brake hose was excessively damaged. While the vehicle passed in April 2023 and June 2024, the intervening failures suggest either underlying wear progression or potential neglect in addressing prior advisories, which could escalate into more severe mechanical issues if not addressed promptly. The vehicle’s recorded mileage of 157,615 miles at the time of this assessment represents a moderate annual usage rate of approximately 11,258 miles per year, which is within the expected range for a 14-year-old car. However, the mileage data alone does not fully explain the recurring mechanical issues, as the vehicle’s age and wear patterns are more indicative of prolonged exposure to stress rather than just mileage accumulation. The gaps between MOT tests—such as the 11-month interval between the 2024 failures and the subsequent clean pass—may reflect periods of either active use or standing, but the consistent presence of binding brakes and tyre wear suggests that the vehicle has been subjected to heavy or irregular braking demands. This could lead to accelerated wear on brake components, particularly if the pads and discs were not replaced promptly after the first failure, or if the suspension and alignment were not adjusted to accommodate uneven braking cycles. For a prospective buyer, the most critical areas to inspect are the braking system and tyres, as these have been the primary sources of failure. During a test drive, listen for unusual noises such as grinding from the rear brakes, which could indicate metal-to-metal contact between the pads and discs, or clunking from the suspension, which might suggest binding calipers or worn coil springs. Inspect the rear brake discs for pitting, scoring, or excessive thickness loss, and check the pads for minimal remaining material—if they are below 1.5 mm, they should be replaced immediately. The offside rear tyre’s edge wear and low tread depth are also concerning; ensure it meets the legal minimum and consider replacing it if it continues to wear unevenly. Additionally, visually inspect the rear brake hose for cracks or bulges, as the 2024 failure highlighted its critical condition. Beyond these, verify that the vehicle’s registration plate lamps function simultaneously with the position lamps, as this was a major issue in prior tests, which could indicate wiring problems or lamp failure. Given the vehicle’s age and the history of recurring mechanical issues, a thorough physical inspection is essential. Check the tyre sidewalls for signs of perishing or cracking, which can compromise structural integrity, especially if the car has been stationary for extended periods. Inspect the battery for corrosion around terminals and ensure it holds a charge when tested, as standing vehicles can suffer from battery drain or sulphation. Fluid levels should be checked, including the brake fluid, which can degrade over time and absorb moisture, leading to contamination and reduced braking performance. The suspension should be examined for signs of wear in bushes, dampers, or springs, as the binding brakes may indicate related issues with alignment or suspension geometry. Lastly, review the service history for any missing or delayed maintenance, particularly brake pad and disc replacements, as well as fluid servicing intervals, which should be adhered to for a 14-year-old vehicle. If the buyer is concerned about the standing corrosion risk, consider having the undercarriage inspected for rust, particularly around wheel arches and beneath the chassis, as this can compromise structural integrity over time.