2008 Mazda 3 1.6L Petrol · DA57 TXH

The vehicle is currently roadworthy but the maintenance history shows a concerning trend regarding structural integrity. While the most recent test on May 19 2026 at 64,563 miles resulted in a pass after correcting a minor light bulb failure, the tester identified heavy surface corrosion on both subframes. The fact that these subframes have been previously painted and suffered from stone-chipping suggests an attempt to mask ongoing rust rather than treat the root cause, indicating a worsening structural condition. At 18 years old, the recorded mileage of 64,563 miles is exceptionally low, averaging only approximately 3,587 miles per year. The data shows consistent usage patterns, with roughly 5,000 miles covered between the May 2024 and 2025 tests, and another 4,200 miles leading up to 2026. However, low mileage on an aged vehicle often correlates with perished perished rubber components and accelerated oxidation, which aligns with the persistent corrosion issues noted across the lower chassis. A physical inspection must focus on the integrity of the subframes and lower suspension components. The 2024 test at 55,380 miles flagged worn front suspension arm bushes and signs of wear on rear bushes, which are common for a vehicle of this age. A buyer should verify that the heavy surface corrosion on the subframes reported in 2026 has not progressed into structural thinning or perforations. Given the previous application of underseal mentioned in 2024, a thorough probe is necessary to ensure the sealant is not bubbling, which would indicate active rot beneath the surface.