A permanent, UK-specific record of the failures that actually affect these vehicles - how often they happen, what they cost, and whether they're worth fixing. Every entry severity-rated on the same four-point scale.
Every documented Land Rover and Range Rover failure in one place, grouped by system, severity-rated, and costed from real 2025 UK enquiry data.
Browse by system below.
The highest-cost, highest-consequence category - and the one this site was built around.
| Failure | Affected Engines | Typical Cost (S&F) | Severity |
|---|---|---|---|
| 306DT Crankshaft Bearing Failure | 306DT | £6,500–£9,500 | Catastrophic |
| 276DT Oil Pump Housing Failure | 276DT | £5,000–£7,500 | Catastrophic |
| Ingenium Timing Chain Tensioner Wear | 204DTD | £3,500–£5,800 | Immediate |
| AJ133 Chain Tensioner Wear (Pre-2013) | AJ133 | £2,800–£4,500 | Monitor |
| Ingenium Oil Dilution | 204DTD | £180–£900 | Monitor |
| K-Series Head Gasket Failure | K-Series | £900–£1,800 | Immediate |
| TD5 Injector Harness Oil Migration | TD5 | £280–£650 | Monitor |
| Rover V8 Cylinder Liner Slip | Rover V8 | £3,200–£6,000 | Catastrophic |
| Timing Chain Rattle - Diagnosis Guide | Cross-engine | Varies | Monitor |
Immediate · £300–£1,800. The most common cause of restricted performance.
Monitor · £350–£2,200. Often flags P20E8.
Monitor · £400–£1,400. See P0401.
Immediate · £450–£2,400. See P0299.
Monitor · Affects 448DT V8 diesels.
Immediate · Affects 368DT TDV8.
Catastrophic. The defining air suspension fault across the range.
Low. Often misdiagnosed as compressor failure.
Monitor. Fitted across most modern Land Rovers.
Monitor. Aggravated by mismatched tyres.
Low. Usually sensor or module related.
Low. Frequently triggers unrelated warning lights.
Low. Often resolved by software update.
Monitor. Newer AJ20D6 - dataset still building.
This database assumes you already know what's wrong. If you don't, these are better starting points.
Real Failure DataEvery entry built on genuine 2025 UK owner enquiries.
Consistent Severity ScaleThe same four-point scale applied to every fault, no exceptions.
12 Vetted JLR SpecialistsReviewed by people who repair these faults daily.
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