2005 Daihatsu Sirion 1.3L Petrol · DX05 AFA

A serious structural corrosion finding on the 2025-07-01 test, combined with multiple major suspension defects and a dangerous tyre, defines the mechanical profile of this 2005 Daihatsu Sirion. At that examination the nearside front inner sill area near the bottom of the A-pillar was recorded as corroded into a hole and classed as an integral body structure failure with rigidity significantly reduced. The same test produced major advisories against both front track rod end ball joint dust covers and the offside front suspension arm ball joint dust cover, all of which had failed to prevent the ingress of dirt. A nearside rear tyre was judged dangerous with ply or cords exposed. Although a subsequent attempt on the same day in 2026-06-08 returned a pass with no defects recorded, it should be noted that the only failure listed that day was a headlamp aim issue on the offside, which is trivial by comparison. The earlier 2024-11-16 advisory also flagged general corrosion alongside front and rear subframe components. Taken together, the record demonstrates that the body and suspension structure are areas of active concern rather than incidental wear. Mileage recorded on the file is 58,329 miles over approximately 21 years, which equates to around 2,778 miles per year on average and is notably low for the age of the vehicle. Four tests appear on the record, with gaps of roughly eighteen months between the 2024-11-16 and 2025-07-01 entries and just under a year between the latter and the 2026-06-08 test, suggesting periods of light use or possibly the vehicle standing idle between examinations. From a mechanical standpoint, low annual mileage can reduce wear on high-mileage items such as the engine, clutch and gearbox, but it also tends to accelerate corrosion on unprotected steel, seize brake calipers and slider mechanisms through lack of regular movement, and degrade rubber components like dust covers and suspension bushes through age rather than use. The corrosion finding at relatively modest mileage is therefore consistent with age-related deterioration rather than overwork. A prospective buyer should treat the 2025 inner sill corrosion entry as the priority inspection point and arrange for the vehicle to be examined on a ramp or over a pit. The reported hole near the bottom of the A-pillar must be physically measured and probed to determine whether it is localised surface perforation or part of a wider structural loss extending into the floor pan, seat mounting points, or jacking areas. Any subsequent welded repair should be checked for quality, and surrounding panels should be tapped with a hammer to detect hidden filler or additional thin steel. Particular attention should also be given to the front and rear subframes referenced in the 2024 advisory, the inner wheel arches, the rear suspension mounting points, and the brake pipes that run along the underside, all of which are vulnerable to the same age-related salt and moisture attack that produced the recorded corrosion. The 2025 suspension and tyre defects warrant a focused road test. Listen for clonks or knocks from the front end over speed humps and uneven surfaces, which would indicate worn ball joints beyond what the perished dust covers alone suggest, and check for vague steering, vibration through the wheel, or uneven tyre wear which could point to a compromised track rod end. Inspect the front suspension arms for play by hand with the wheels off the ground and examine the rubber bushes for cracking or separation. Carry out a dry weather test drive at low speed and listen for brake binding or judder, as calipers and handbrake mechanisms that have sat idle are prone to sticking on low-mileage vehicles of this age. Finally, confirm that the offside headlamp aim can be correctly adjusted, inspect all four tyres for cracking or cord exposure regardless of the recorded defect, and verify there is no warning light illuminated on the dashboard before committing to purchase.