Citroen RELAY - 2017
178.7 faults per 100 tests
Year average for all cars of 2017 is 137.4 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Citroen RELAY, model year 2017.
Sample size: 6,662 cars, 14,909 tests and 26,648 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: 6,662 cars
The 2017 Citroen Relay has an overall defect rate of 179 per 100 vehicles, which is significantly higher than the average of 134 per 100 for its year, reflecting a 34% increase in defects. Notably, as mileage increases, the defect rate also rises, particularly in the higher mileage categories, where it surpasses the average defect rates. The model shows particularly higher rates of defects in categories such as brakes, visibility, and lights & electrics, indicating specific areas of concern. While tyre wear is a common issue across vehicles, this model's standout defects suggest a need for closer attention to its braking and visibility systems compared to the average car.
Cars by mileage segment
Total: 6,662 cars
Categories
Brakes
▼ 18.8% worse
86.1 faults / 100 tests
Year avg: 72.5 / 100 tests
- Brake disc or drum: insecure, fractured or otherwise likely to fail
- Parking brake efficiency: below minimum requirement
- Brake disc or drum: significantly and obviously worn
- Brake lining or pad: worn below 1.5mm
- Significant brake effort recorded with no brake applied indicating a binding brake
Steering
▼ 78.6% worse
10.0 faults / 100 tests
Year avg: 5.6 / 100 tests
- Steering rack gaiter or ball joint dust cover: damaged or deteriorated
- A steering ball joint: with excessive wear or free play
- Steering rack gaiter or ball joint dust cover: missing or no longer prevents the ingress of dirt etc.
- Power steering fluid leaking or system malfunctioning
- Power steering pipe, hose or wiring: excessively damaged or corroded
Visibility
▼ 155.9% worse
37.1 faults / 100 tests
Year avg: 14.5 / 100 tests
- Obligatory mirror or device: slightly damaged or loose
- 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
▼ 161.3% worse
53.3 faults / 100 tests
Year avg: 20.4 / 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: missing, inoperative or in the case of a multiple light source more than a half not functioning
- A lens defective: which has no effect on emitted light
- The aim of a headlamp is not within limits laid down in the requirements
Wheels & Suspension
▲ 15.2% better
121.3 faults / 100 tests
Year avg: 143.1 / 100 tests
- Tyre tread depth not in accordance with the requirements
- A tyre: with a lump, bulge or tear … or with cords exposed or damaged
- A suspension pin, bush, joint or bearing: excessively worn
- A suspension pin, bush, joint or bearing: excessively worn
- A shock absorber damaged … or showing signs of severe leakage
Body/Structure
▼ 72.9% worse
12.1 faults / 100 tests
Year avg: 7.0 / 100 tests
- A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
- Exhaust system has a major leak or is insecure
- A transmission shaft constant velocity joint boot: severely deteriorated
- A body panel or body component: damaged or corroded and likely to cause injury when grazed or contacted, or insecure
- A main load-bearing structural member: fractured or deformed such that structural rigidity is significantly reduced
Equipment
▼ 207.4% worse
8.3 faults / 100 tests
Year avg: 2.7 / 100 tests
- A seat belt:
- A seat belt: or flexible stalk damaged
- A seat belt: webbing or flexible stalk significantly stretched or weakened
- An SRS malfunction indicator lamp (MIL) indicates a system malfunction
- ESC MIL indicates a system malfunction
Other
▼ 223.3% worse
29.1 faults / 100 tests
Year avg: 9.0 / 100 tests
- Engine MIL inoperative or indicating a malfunction
- Smoke opacity levels exceed the manufacturer’s specified limit
- Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
- Engine MIL inoperative or indicating a malfunction
- Engine MIL inoperative or indicating a malfunction
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: 2,565
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 1,892
Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
ADVISORY
Occurrences: 1,522
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 1,272
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 1,224
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 1,194
Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
MINOR
Occurrences: 1,044
A shock absorber damaged … or showing signs of severe leakage
ADVISORY
Occurrences: 921
Parking brake efficiency: below minimum requirement
FAIL
Occurrences: 701
A rear registration plate lamp or light source missing or inoperative: when rear registration plate has 2 or more lamps or light sources
MINOR
Occurrences: 567
Serious faults (Top 10)
Parking brake efficiency: below minimum requirement
FAIL
Occurrences: 701
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 412
Parking brake efficiency: less than 50% of the required value
FAIL
Occurrences: 396
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 354
Engine MIL inoperative or indicating a malfunction
FAIL
Occurrences: 295
A headlamp: missing, inoperative or more than ½ not functioning in the case of LED
FAIL
Occurrences: 291
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 281
Significant brake effort recorded with no brake applied indicating a binding brake
FAIL
Occurrences: 236
Parking brake inoperative on one side, or in the case of testing on the road, the vehicle deviates excessively from a straight line
FAIL
Occurrences: 235
Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
FAIL
Occurrences: 221