Renault Diplomat 2000 vs Renault Laguna: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Renault Diplomat 2000
64%
MOT pass rate · 1 vehicles
Renault Laguna
65%
MOT pass rate · 305,568 vehicles
Verdict: On MOT pass rate the Renault Diplomat 2000 (64%) and Renault Laguna (65%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Renault Diplomat 2000 | Renault Laguna |
|---|---|---|
| MOT pass rate | 64% | 65% ✓ |
| MOT failure rate | 36% | 35% ✓ |
| Faults & advisories per test | 2.8 | 2.2 ✓ |
| Dangerous-fault share | 1% | 0% ✓ |
| Average mileage | 79,712 mi | 121,362 mi |
| Sample size (vehicles) | 1 | 305,568 |
Most common faults
Renault Diplomat 2000
- Oil leak, but not excessive (8.4.1 (a) (i))
- Brake load sensing valve stiff (1.1.17 (c) (ii))
- Nearside Front Inner Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Offside Front Brake hose has slight corrosion to ferrules (3.6.B.4e)
- Offside Front Front suspension has slight play in a upper suspension ball joint (2.5.B.1a)
- Nearside Front Suspension arm has slight play in a ball joint (2.4.G.2)
Renault Laguna
- Nearside Front Tyre worn close to the legal limit (4.1.E.1)
- Offside Front Tyre worn close to the legal limit (4.1.E.1)
- Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
- Offside Rear Tyre worn close to the legal limit (4.1.E.1)
- Oil leak
- Front Brake pad(s) wearing thin (3.5.1g)
Reliability FAQ
On MOT pass rate the Renault Diplomat 2000 (64%) and Renault Laguna (65%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Renault Diplomat 2000 report Full Renault Laguna report Most reliable cars
Pass rates are computed over completed (pass/fail) MOT tests. Reliability also depends on age, mileage and upkeep — see each model's page for the full picture.