2004 Mazda MX-5 1.8L Petrol · YR04 PCX

A pattern of recurring front suspension wear and progressive body corrosion defines the mechanical profile of this 2004 Mazda MX-5, with the most recent test on 2023-10-12 recording a pass but flagging both near-side and off-side front lower suspension ball joint dust covers as severely deteriorated, the same Minor defect raised on the failure test the day prior. Front suspension ball joint dust covers have appeared in some form at every test since 2019, when both lower arm outer ball joint covers were similarly deteriorated, and a 2022 advisory noted slight play in the near-side front anti-roll bar linkage ball joint, indicating a suspension system that has been gradually degrading rather than receiving replacement components. The corrosion picture is equally concerning, with a 2021 Major failure citing the near-side rear outer integral body structure sill as corroded to the extent that assembly rigidity was significantly reduced, and 2019 advisories flagging both rear outer sills as corroded at suspension mounting areas. Two brake-related dangerous failures have also occurred in the recorded history, including 2023 near-side rear brake pads below 1.5 mm and 2021 dangerous defects on both rear tyres including an inner tyre with ply or cords visible, demonstrating that consumable monitoring has lapsed on more than one occasion. With 178,463 recorded miles accumulated over roughly 22 years, this MX-5 has covered an annual average of around 8,100 miles, which sits broadly within typical expectations for a vehicle of this age. There are no extended gaps in the testing record within the data supplied, and mileage accumulation between consecutive tests appears consistent with steady, regular use rather than long periods of standing or sudden high-mileage spikes. However, even at this moderate annual rate, 22 years of service on a lightweight two-seater places significant cumulative stress on bushes, dampers, brake components, and the rear sills that have already been flagged for corrosion. The combination of consistent use and the visible wear pattern suggests the vehicle has worked for its living rather than being a low-mileage preservation example. Any prospective buyer should treat the front suspension as a priority inspection area, given that ball joint dust covers have been flagged at four consecutive tests and a linkage ball joint showed play in 2022. On a test drive, listen for clonking or knocking noises from the front suspension over uneven surfaces, particularly across speed humps and rough tarmac, and feel for vagueness or wandering through the steering wheel which can indicate worn ball joints beneath the perished covers. With the steering rack gaiter recorded as missing in 2021, check under the off-side inner driveshaft area for fresh grease splatter or contamination on the surrounding suspension components, as a gaiter that has been left unreplaced will have allowed dirt ingress into the rack. It is also worth having the steering geometry checked on a ramp to confirm there is no excessive movement in the front track control arms, which can accelerate rear tyre wear and cause tracking issues. The corrosion record warrants particular physical scrutiny before purchase. The 2021 failure on the near-side rear sill and the 2019 advisories on both rear outer sills at suspension mounting points mean a buyer must inspect these areas thoroughly for any subsequent repair welding, filler patches, or progression of rust through the metal. Crouch low and run a hand along the inner and outer sill sections, check the rear suspension mounting areas for visible distortion or fresh underseal masking rot, and listen for any structural creaks or flexing when the car is driven over bumps, which can indicate compromised rigidity. Given the 2020 advisories for a coolant leak and insecure power steering pipes, the engine bay should be examined for fresh coolant staining around the hoses and water pump area, and the power steering pipes traced for proper clip retention and signs of seepage at the unions. The recurring rear brake fluctuating advisory from 2021 and the 2023 dangerous brake pad failure suggest the rear brake calipers and adjusters should be checked for binding or seized operation, which can be felt as pulling or uneven braking effort under firm pedal application.