2003 MG TF 1.8L Petrol · J70 RFG

A 2003 MG TF presenting at 65,138 recorded miles has a roadworthiness record dominated by passing tests, but a closer reading reveals one genuinely concerning defect alongside recurring advisories that point toward age-related corrosion and wear. The most recent test on 27 July 2026 returned a pass, yet it carried an advisory for corrosion around the offside rear suspension component mounting, recorded under the standard prescribed area reference 5.3.6 (a) (i). The previous two annual tests, in 2025 and 2024, were entirely clean with no advisories logged, suggesting a period of stable condition before this new corrosion note appeared. A more serious entry sits in the history from June 2021, when the vehicle failed on a dangerous parking brake efficiency reading, with the brake delivering less than 50% of the required value. A retest the same day returned a pass with no defects recorded, indicating the fault was rectified in situ, but any buyer should treat parking brake performance as a live concern on a 23 year old car of this type. The 2023 test also recorded three advisories in a single visit, covering nearside front shock absorber oil misting and both rear tyres being worn close to the legal limit, the latter a known issue on TF models given the modest original tyre budget fitted at the time of manufacture. The usage profile of this car is unusually light for its age, with the recorded annual mileage averaging only around 2,832 miles per year, a figure that places it firmly in low-use territory for a vehicle now in its twenty-third year. The MOT history shows continuous annual testing with no multi-year gaps, which is positive from a documentation standpoint, but the very low accumulation suggests the car has either spent long periods off the road between tests or has been used only sparingly. Mechanical implications of such low mileage are mixed; suspension bushes, brake calipers, brake discs, and rear brake mechanisms can all suffer from surface corrosion and seizure when vehicles are stored rather than driven regularly, and the 2021 dangerous parking brake failure is consistent with this kind of stored-vehicle degradation. The 2023 advisories for shock absorber misting and rear tyre edge wear also suggest the car was returned to active use around that time, with components showing wear from intermittent running rather than gradual accumulation. For any prospective buyer, the priority areas for inspection are the offside rear suspension mounting area, where the most recent advisory flagged corrosion, and the surrounding subframe and body structure, since corrosion at suspension mountings on TF models can spread to load-bearing sheet metal if left unchecked. On a test drive, listen for clonks or knocks from the rear suspension over bumps, particularly on the offside, and feel for any vagueness or wandering from the rear axle under cornering loads. The braking system demands particular attention given the 2021 dangerous failure; the parking brake lever should hold the vehicle firmly on a steep incline without excessive travel, and the footbrake should produce a firm, progressive pedal without pulling to either side. Inspect the visible brake pipes and flexible hoses for corrosion or swelling, as the hydraulic system on a car of this age is vulnerable to pipe corrosion, particularly along the underbody runs. The 2023 advisories for nearside front shock absorber oil misting and rear tyre edge wear also warrant follow-up. Light oil misting from a shock absorber can progress to a visible leak and degraded damping over time, so the test drive should include a series of high-frequency undulations to feel for any bouncing, wallowing, or extended oscillations after hitting a bump. Rear tyre edge wear on a rear-wheel-drive sports car of this layout often points to either camber issues from worn rear suspension bushes or simply underuse causing flat-spotting and uneven wear patterns. Both rear tyres should be inspected for even wear across the tread, and the nearside front shock absorber examined for fresh oil residue. Given the combination of an isolated but serious historical brake failure, the recent emergence of suspension mounting corrosion, and a usage profile that points to long periods of inactivity, this TF warrants a thorough pre-purchase inspection by a specialist familiar with MG Rover products before commitment.