2010 Honda Jazz 1.3L Petrol · FV59 FHC

Structural corrosion is the dominant mechanical story on this 2010 Honda Jazz, with the 2026-02-12 test producing a fail driven entirely by major defects to integral body structure and suspension mounting areas. Both nearside outer and inner sills were recorded as corroded to the point of significantly reduced rigidity, the offside rear inner sill was in a similar state, and the offside rear suspension mounting area within the rear arch was excessively corroded, compromising structural strength. These are not peripheral rust advisories but prescriptive failures of the load-bearing shell, and the pattern is consistent with earlier tests. In February 2025 the vehicle was failed for nearside rear inner and outer suspension mounting areas being excessively corroded at the sill, together with an offside rear suspension mounting defect and a corroded brake hose ferrule. The test prior to that, dated February 2023, recorded majors against both nearside and offside rear suspension mounting prescribed areas at the sill, again tied to structural strength loss. The most recent pass of any note was 2024-02-18, a clean test with no defects recorded, but between that result and the 2026 fail the rear structure appears to have deteriorated rapidly, and the 2025 advisory noting that all repairs had been coated in sealer and could not be checked is significant because it suggests prior welding or repair work that is now concealed. With 166,537 miles recorded against a 2010 build date, the Jazz has accumulated roughly 10,409 miles per year on average, which is broadly in line with typical usage for a car of this age and points to a working vehicle rather than a low-mileage example. There are no extended gaps between tests in the recorded history, so there is no evidence of multi-year lay-up periods that would independently raise concerns about dormant corrosion through inactivity; the corrosion pattern observed is therefore more consistent with sustained road use, winter salt exposure, and the natural accumulation of structural fatigue at sixteen years of age rather than neglect through standing. At this mileage band, consumables such as brake friction material, tyres, suspension bushes and exhaust components would be expected to have been renewed multiple times, and the higher annual accumulation also places proportionally more thermal and mechanical cycling through the rear axle, subframe mountings and sill seams, accelerating fatigue in already marginal steel. Any prospective buyer must treat the rear underside of this vehicle as the primary inspection zone. The sill inner and outer panels, the rear suspension mounting platforms within the arches, the rear subframe and trailing arm mountings, and the brake line ferrules and pipes running along the underside should all be examined on a ramp or with the wheels removed, looking for perforation through the metal, flaking scale that returns after wire brushing, and any fresh underseal or body filler applied over previously corroded areas, as the 2025 advisory indicates that welded repairs have already been concealed on this car. The nearside rear tyre tear recorded as dangerous at the 2025 test means the current tyre fitment should be confirmed as a recent replacement and inspected for correct size and load rating, and the nearside rear perished tyre advisory from 2023 suggests the wheel has historically been run hard against a kerb or through a failed strut. The front shock absorbers were noted with light oil misting in 2025, which on a sixteen year old car is consistent with seal hardening but should be monitored by pushing down hard on each front corner and checking for a single oscillation rather than a damped rebound, indicating the units are hydrating internally. On a road test, particular attention should be paid to the rear suspension geometry. Any clonking or shifting noise from the back of the car over bumps, particularly when unladen and travelling slowly over transverse ridges, would suggest the corroded mounting platforms have lost further material and the bushes or links are moving within enlarged holes. The offside front brake binding advisory from 2022 means the car should be driven with the hand on the handbrake while moving slowly to feel for the nearside or offside front wheel dragging, and the pedal should be tested for a firm, even response without excessive travel, given the corroded rear brake hose ferrule recorded in 2025. Steering should be checked for pulling to one side, which could indicate uneven rear tyre wear caused by compromised suspension geometry, and the body should be inspected for any fresh underseal masking new rust blooms around the rear wheel arches, jacking points and sill seams. Given the density and severity of the structural corrosion defects across three consecutive tests, a professional pre-purchase inspection on a lift is not optional on this vehicle, and any remediation is likely to involve substantial welding work to the rear floor, inner and outer sills, and suspension mounting areas rather than straightforward component replacement.