Renault MEGANE - 2018
145.5 faults per 100 tests
Year average for all cars of 2018 is 123.2 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Renault MEGANE, model year 2018.
Sample size: 2,102 cars, 4,759 tests and 6,926 recorded faults.
0%
More faults compared to the average car of same model year
More faults compared to the average car of same model year
Quick summary
Total: 2,102 cars
The 2018 Renault Megane has a higher overall defect rate than the average car of the same year, with 146 defects per 100 vehicles compared to 120. Notably, it performs significantly better in categories such as steering, body structure, and equipment, with defect rates considerably lower than the average. However, it shows concerning issues with brakes, lights and electrics, and wheels, where defect rates exceed the average. As mileage increases, the defect rate for the Megane also rises sharply, particularly in the higher mileage categories. Overall, while it excels in certain areas, the increased defects in critical safety components merit attention.
Cars by mileage segment
Total: 2,102 cars
Categories
Brakes
▼ 21.8% worse
83.8 faults / 100 tests
Year avg: 68.8 / 100 tests
- Brake disc or drum: insecure, fractured or otherwise likely to fail
- Brake disc or drum: significantly and obviously worn
- Significant brake effort recorded with no brake applied indicating a binding brake
- Brake lining or pad: worn below 1.5mm
- Brake lining or pad: worn below 1.5mm
Steering
▲ 56.0% better
2.2 faults / 100 tests
Year avg: 5.0 / 100 tests
- A steering ball joint: with excessive wear or free play
- Steering rack gaiter or ball joint dust cover: damaged or deteriorated
- Power steering fluid leaking or system malfunctioning
- A steering ball joint: with excessive wear or free play
- A steering ball joint: with excessive wear or free play
Visibility
▲ 16.5% better
11.6 faults / 100 tests
Year avg: 13.9 / 100 tests
- Windscreen washers not working or not providing sufficient fluid to clear the windscreen
- Wiper blade: defective
- Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
- Wiper blade: missing or obviously not clearing the windscreen
- Windscreen washers not working or not providing sufficient fluid to clear the windscreen
Lights & Electrics
▼ 42.6% worse
25.1 faults / 100 tests
Year avg: 17.6 / 100 tests
- A rear registration plate lamp or light source missing or inoperative: when rear registration plate has 2 or more lamps or light sources
- A headlamp: missing, inoperative or more than ½ not functioning in the case of LED
- Lamp emitted colour, position or intensity not in accordance with the requirements
- The aim of a headlamp is not within limits laid down in the requirements
- A headlamp: missing, inoperative or more than ½ not functioning in the case of LED
Wheels & Suspension
▼ 28.8% worse
163.2 faults / 100 tests
Year avg: 126.7 / 100 tests
- Tyre tread depth not in accordance with the requirements
- A suspension pin, bush, joint or bearing: excessively worn
- A tyre: with a lump, bulge or tear … or with cords exposed or damaged
- A tyre: with a lump, bulge or tear … or with cords exposed or damaged
- A suspension pin, bush, joint or bearing: excessively worn
Body/Structure
▲ 64.7% better
1.8 faults / 100 tests
Year avg: 5.1 / 100 tests
- A main load-bearing structural member: fractured or deformed such that structural rigidity is significantly reduced
- Exhaust system has a major leak or is insecure
- Exhaust system has a major leak or is insecure
- A transmission shaft constant velocity joint boot: severely deteriorated
- A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
Equipment
▲ 77.3% better
0.5 faults / 100 tests
Year avg: 2.2 / 100 tests
- A seat belt:
- ESC MIL indicates a system malfunction
- A seat belt: webbing or flexible stalk significantly stretched or weakened
- Seat belt buckle missing, damaged or not functioning as intended
- Audible warning:
Other
▲ 60.0% better
2.8 faults / 100 tests
Year avg: 7.0 / 100 tests
- Engine MIL inoperative or indicating a malfunction
- Engine MIL inoperative or indicating a malfunction
- Engine MIL inoperative or indicating a malfunction
- Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
- Emissions test unable to be completed
Fault rate by mileage segment
Model
Year average
* Metric: faults per 100 tests.
Most common faults (Top 10)
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 1,382
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 904
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 670
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 604
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 487
Brake disc or drum: significantly and obviously worn
ADVISORY
Occurrences: 340
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 198
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 181
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
ADVISORY
Occurrences: 160
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 107
Serious faults (Top 10)
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 198
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 181
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 107
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 95
A headlamp: missing, inoperative or more than ½ not functioning in the case of LED
FAIL
Occurrences: 79
A suspension joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 70
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 60
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 57
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 39
Brake disc or drum: significantly and obviously worn
FAIL
Occurrences: 30