1999 Lamborghini Diablo 5.7L Petrol · L666 AWE
1999 Lamborghini Diablo (5.7L, petrol). First registered 26 May 1999. Recorded mileage 32,941 miles. MOT valid until 20 May 2027.
- Make & Model
- LAMBORGHINI DIABLO
- Year / Origin
- 1999 · Stanmore (Wimbledon)
- Safety Recall
- Unknown
- MOT Status
- Valid until 20 May 2027
- Road Tax
- —
- Recorded Mileage
- 32,941 mi
- ULEZ Compliance
- Check Required (Pre-Euro 4 Petrol)
- Fuel & Engine
- Petrol · 5.7L
- Reliability Guide
- Common Faults
Thinking of buying this vehicle? Free MOT and tax checks do not cover legal ownership. If outstanding finance exists, finance companies have legal right to repossess without compensation.
L666 AWE Key Findings
- 5 MOT tests recorded
- Latest MOT passed on 15/05/2026
- 32,941 miles recorded at latest MOT
- 1 historical MOT failure
- No defects recorded at the latest MOT
- Recurring exhaust & emissions items (2 mentions)
Derived directly from the recorded DVSA and DVLA data shown on this page.
L666 AWE MOT History
Interpretation generated from the recorded test data above — not an official DVSA statement and not a substitute for an independent inspection.
5 MOT tests are recorded for this 1999 Lamborghini Diablo (L666 AWE) between March 2023 and May 2026.
The record contains 4 passes and 1 failure.
The most recent test on 15 May 2026 was a pass, although the earlier record includes 1 failure that buyers may want to investigate.
Across all tests, the most frequently flagged areas are: Exhaust & Emissions (2 issues), Windscreen (1 issue). Repeated mentions in one area can indicate an ongoing pattern worth checking in person.
In total 1 advisory notice is recorded. Advisories flag items that passed but may need attention before the next test; they are not evidence of how well the vehicle has been serviced.
Recorded failure items include: “Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b))”; “Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c))”.
L666 AWE Mileage History
- 30/03/202331,741 mi
- 05/04/202431,939 mi+198 mi
- 19/03/202532,294 mi+355 mi
- 22/05/202532,391 mi+97 mi
- 15/05/202632,941 mi+550 mi
Average of roughly 384 miles per year across 5 recorded odometer readings.
Technical Specifications
Core Specifications
Identification & Status
Dimensions & Weights
Diagnostic & Valuation Intelligence
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Known faults for Lamborghini Lamborghini Diablo
Our database tracks 3 specific mechanical faults and recurring failure patterns identified across UK MOT testing stations for this generation.
MOT Roadworthiness: Good
This rating reflects historical MOT pass rates and recurring advisory wear patterns from official DVSA test logs. Note that roadworthiness does not verify outstanding finance, insurance write-offs, or stolen records.
Verify lender finance agreements, insurance write-offs, police stolen registers, and mileage rollback.
Common Problems: LAMBORGHINI DIABLO
Known issues reported by owners and MOT testers.
- Single-Plate Clutch Wear and Slave Cylinder Pull-Rod Failure(Serious)
The Diablo's 5.7-litre and 6.0-litre V12 engines transfer up to 457 lb-ft of torque through a single dry-plate clutch. Due to high vehicle mass and heavy low-speed gearing, the clutch disc experiences rapid friction material wear during stop-start UK driving, rarely lasting beyond 20,000 to 25,000 miles. Furthermore, pre-1998 cars employ a pull-type hydraulic slave cylinder mechanism where the internal operating rod is prone to fatigue fractures or hydraulic seal blow-out, suddenly leaving the driver unable to disengage the clutch. Replacing the clutch assembly requires dropping the rear suspension, differential, and V12 powertrain, resulting in substantial specialist labour bills.
- Galvanic Body Corrosion and Steel Spaceframe Rust(Moderate)
The Diablo construction combines hand-beaten aluminium body panels mounted over a rectangular-tube steel spaceframe, with composite carbon-fibre used for the bumpers, sills, front bonnet, and engine cover. Inadequate galvanic barrier protection at the factory allows electrolytic corrosion to occur where the aluminium skin makes direct contact with the steel subframes. When exposed to damp British roads and winter salt spray, moisture is trapped within unsealed seams, causing galvanic blistering of the aluminium paintwork and structural rusting of the tubular steel chassis. Areas worst affected include the lower door bottoms, outer sill mounting points, front boot floor, and fuel filler pocket.
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LAMBORGHINI DIABLO Model Intelligence & Reliability
Verified MOT failure trends, buying advice, and technical directory specifications.
Owner-reported defects, recurring MOT failure points, and estimated repair costs.
Browse production generations, registration statistics, and trim variants.
Historical MOT pass rates and DVLA records for 1999 model year cars.
- Single-Plate Clutch Wear and Slave Cylinder Pull-Rod FailureSerious
The Diablo's 5.7-litre and 6.0-litre V12 engines transfer up to 457 lb-ft of torque through a single dry-plate clutch. Due to high vehicle mass and heavy low-speed gearing, the clutch disc experiences rapid friction material wear during stop-start UK driving, rarely lasting beyond 20,000 to 25,000 miles. Furthermore, pre-1998 cars employ a pull-type hydraulic slave cylinder mechanism where the internal operating rod is prone to fatigue fractures or hydraulic seal blow-out, suddenly leaving the driver unable to disengage the clutch. Replacing the clutch assembly requires dropping the rear suspension, differential, and V12 powertrain, resulting in substantial specialist labour bills.
- Galvanic Body Corrosion and Steel Spaceframe RustModerate
The Diablo construction combines hand-beaten aluminium body panels mounted over a rectangular-tube steel spaceframe, with composite carbon-fibre used for the bumpers, sills, front bonnet, and engine cover. Inadequate galvanic barrier protection at the factory allows electrolytic corrosion to occur where the aluminium skin makes direct contact with the steel subframes. When exposed to damp British roads and winter salt spray, moisture is trapped within unsealed seams, causing galvanic blistering of the aluminium paintwork and structural rusting of the tubular steel chassis. Areas worst affected include the lower door bottoms, outer sill mounting points, front boot floor, and fuel filler pocket.
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