2001 Mercedes-Benz CLK 2.0L Petrol · Y281 AEO

A single but significant MOT failure on 31 March 2026, immediately followed by a clean pass on 8 April 2026, defines the mechanical profile of this 2001 Mercedes CLK. The failed test recorded two Dangerous defects: a nearside front tyre with tread depth below the 1.6mm legal minimum showing no tread on the inner and outer edges, and a steering box exhibiting excessive free play sufficient to compromise safe steering control. The fact that the vehicle passed without any defects recorded just eight days later indicates that both critical items were rectified, but the existence of a steering box defect severe enough to be categorised as Dangerous warrants close scrutiny, as steering box wear on a W208 chassis CLK is not typically a sudden failure but rather progressive internal clearance. Advisories issued at the same failed test noted an offside front inner tyre also worn to the legal limit with cracking in the tread, both rear tyres similarly worn on their edges with low tread, and rear shock absorbers showing external casing damage with corroded bodies on both sides. The two preceding tests in 2025 and 2024, along with the 2023 entry, all passed with no advisories whatsoever, meaning the bulk of the wear and steering issue emerged only at the most recent attempt, which is a pattern more consistent with gradual age-related deterioration becoming critical rather than chronic neglect. Against an age of approximately 25 years, the recorded 62,299 miles equates to an annual accumulation of roughly 2,492 miles, which is exceptionally low and substantially below the average for any vehicle of this era. Such restrained usage, whilst preserving overall mechanical life, carries its own implications, as prolonged standing periods allow seals, gaskets, and flexible components to degrade through lack of movement. The MOT testing pattern shows consistent annual or near-annual presentation, indicating the vehicle has not been laid up for extended multi-year periods, which mitigates concerns about seized calipers, perished brake fluid, or fully discharged battery systems. However, the low mileage combined with age does suggest that cosmetic and material degradation such as perished rubber boots, dried suspension bushes, corroded brake lines, and aged coolant hoses are likely to be the primary concerns rather than wear from high-distance use. The sudden appearance of tyre wear and steering free play at this mileage level suggests that age-related material hardening has overtaken the benefits of low mileage. For a prospective buyer, the steering box defect should be treated as the most urgent area for investigation, as replacement units on the W208 CLK are costly and require specialist attention. On a test drive, listen for any clonking or knocking from the front end over uneven surfaces, particularly clunks that transmit up through the steering wheel, and check for any wandering or imprecise directional changes at speed that would suggest residual free play in the steering rack or box. Inspect the steering rack itself for any signs of fluid weeping from the bellows or input shaft, and rock the steering wheel with the engine running while stationary to feel for any notchiness or excessive slack before the wheels respond. Given the advisory regarding rear shock absorbers with corroded bodies and external casing damage, test the vehicle over undulating roads and check for any continued bouncing after hitting a speed bump, as well as any audible clonking from the rear indicating worn shock mount bushes or top mount deterioration. The tyre wear pattern across all four corners, particularly the advisory noting edge wear on both rear tyres, should prompt careful inspection of the suspension geometry, as uneven edge wear on a low-mileage Mercedes typically points to worn lower control arm bushes, thrust arms, or track rod ends rather than simply tyre age. With the vehicle stationary, grip each front wheel at the top and bottom and attempt to rock it fore and aft, feeling for any play in the wheel bearing, and rock it side to side to detect worn suspension linkages. Visually inspect the rear shock absorber bodies for active corrosion that could compromise structural integrity, and examine all visible brake pipes and fuel lines for surface corrosion, as these are common MOT failure points on a 25-year-old Mercedes regardless of mileage. Finally, verify that the recent tyre replacement used quality items fitted to all four wheels, as the original failure noted dangerously low tread across multiple positions, and confirm with documentation that the steering box repair was carried out by a competent specialist rather than a temporary adjustment, given the Dangerous categorisation of the original defect.