1991 Suzuki SJ413 1.3L Petrol · J543 CYM

The most recent MOT test results for the Suzuki SJ413 reflect a pattern of persistent but non-fatal advisories rather than outright failures, with the vehicle passing on September 1st, 2025. This outcome follows a series of recurring issues from the 2023 tests, where both front and rear shock absorbers exhibited slight external corrosion to their casings, classified as advisories under 5.3.2(b), indicating compromised damping integrity. The presence of these advisories—particularly the repeated mention of shock absorber casing corrosion—suggests a maintenance trend that has not improved but also has not dramatically worsened, as the vehicle has not failed due to these components in the intervening years. The underside corrosion advisories and near-side rear suspension mounting corrosion, though not severe, highlight ongoing exposure to environmental degradation, particularly if the vehicle has spent extended periods in damp or salty conditions. These advisories are critical to monitor, as corroded shock absorber casings can lead to premature failure of internal seals, resulting in oil leaks, reduced damping effectiveness, and potential suspension binding or excessive bounce, especially on rough roads. The recorded mileage of 55,480 miles for a vehicle aged approximately 35 years represents a relatively low annual usage rate of around 1,585 miles per year, which is unusually low for its age. Such low mileage often correlates with vehicles that have been stored for long periods, particularly if they are not in active service, leading to accelerated wear from standing corrosion, fluid degradation, and component deterioration. The lack of significant mileage accumulation over the past decade suggests that the vehicle may have been kept in a static position for extended periods, which can exacerbate issues such as brake disc corrosion from moisture absorption, binding calipers due to rust, and the perishing of tyres from prolonged exposure to oxygen and environmental elements. Additionally, fluids like brake fluid, coolant, and transmission oil can degrade over time without regular servicing, compromising their lubricating and protective properties. For the prospective buyer, the most urgent inspection should focus on the suspension system, given the recurring shock absorber casing corrosion advisories. Visually inspect the front and rear shock absorbers for any signs of oil leaks, which may indicate failed seals, and listen for abnormal clunking or binding noises when the vehicle is driven over bumps or uneven surfaces. Uneven tyre wear patterns or excessive bounce could also signal compromised shock absorber function. The suspension bushings and mounting points should be checked for excessive play or corrosion, which could lead to misalignment or structural instability. During a test drive, note any excessive sagging in the front or rear suspension, as this may indicate coil spring failure or further deterioration of the shock absorbers. Impending maintenance should prioritise the replacement of corroded shock absorber casings and internal seals, ideally before they lead to more severe suspension failures or safety concerns. Beyond the suspension, the vehicle’s underside corrosion advisories warrant thorough inspection for signs of rust progression, particularly around the wheel arches, exhaust system, and underbody components. Standing corrosion can compromise structural integrity, leading to potential leaks or even frame damage if left unaddressed. Check the brakes for signs of corrosion on the discs or binding calipers, which can cause uneven braking performance or require frequent adjustment. The windscreen wiper blades, though not a failure, should be replaced if they are worn or ineffective, as insufficient washer liquid was a recurring issue in past MOTs. Given the low annual mileage, the tyres should be examined for sidewall perishing or cracking, which can compromise their structural integrity and safety. Finally, a practical check of the 12V battery should be conducted, as prolonged disuse can lead to sulphation or weak terminals, and the battery’s age may warrant replacement if it is over ten years old. Time-based servicing of fluids, such as the brake and coolant systems, should also be considered, as they may have degraded without regular maintenance.