Underbody and chassis corrosion on older cars
- Typically appears
- Age-related
- What to inspect
- Inspect the chassis rails and suspension mounts

A durable body on frame SUV where corrosion and neglected servicing are the only real risks.
Compiled & reviewed by the VehicleFaults Research Team · last reviewed August 2026
The most commonly reported faults on the 2009–2023 Toyota Land Cruiser are Underbody and chassis corrosion on older cars, DPF and injector faults on the 2.8 diesel and KDSS and damper leaks on high mileage cars. 1 of the documented issues are rated high severity · inspect these first. Full inspection points, onset mileage and what to check are listed below.
Based on the documented faults on this page for the Toyota Land Cruiser.
Guidance only · reflects reported patterns, not a specific car's condition.
Which faults an average example has usually reached depends on its age. Pick a model year for the faults that matter on that build.
Underbody and chassis corrosion on older cars
DPF and injector faults on the 2.8 diesel
KDSS and damper leaks on high mileage cars
Transfer case and diff oil neglect
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Check this exact carYes mechanically, but corrosion catches out UK cars.
Chassis rot. Walk away rather than negotiate.
Strongly, which makes condition buying worth it.
Faults are compiled from documented recalls, technical bulletins, owner reports and mechanic sources, then reviewed for accuracy. This is guidance only · not a substitute for a professional inspection.