Common problems by part
Citroen Relay seat belts and airbags problems
DVSA MOT tests 2022–2025 · 4,990 MOT tests · Updated
At 8 years, 1.7 in 100 MOT tests of the Citroen Relay failed on seat belts and airbags, against 0.5 for all class 4 vehicles the same age (all test years; 4,990 MOT tests) [1].
Buying Report £14.99 incl. VAT · one car · no subscription · Not a mechanical inspection.
- Against all class 4 vehicles the same age: about average for all class 4 vehicles the same age (all test years), 86 MOT tests with a fail
- By age: seen at 18 ages from 3 to 20 years, 57,180 MOT tests
- Most common fail: Airbag (SRS) warning light on, 1.3 per 100 MOT tests
Figures are for the model as a whole, not for one car.
What the MOT tests show
What we know
1.7 fails per 100 MOT tests at 8 years, against 0.5 for all class 4 vehicles tested at 8 (all test years). That is about average.
Why it matters
A seat belts and airbags fail stops the car passing until it is fixed; the most common one is rated major by DVSA.
What to check
Pull every seat belt out fully and let it retract, check each buckle latches and releases, and make sure the airbag light goes out after start-up.
The Citroen Relay is a commercial or van-based vehicle: it is compared with all class 4 vehicles, cars and vans together, so part of any difference can come from how vans are used.
Citroen Relay seat belts and airbags fails by age
| Age | MOT tests | Fails per 100 | All class 4 vehicles the same age |
|---|---|---|---|
| 3 | 1,932 | 1.2 | 0.3 |
| 4 | 2,244 | 1.2 | 0.3 |
| 5 | 2,996 | 1.7 | 0.3 |
| 6 | 3,974 | 1.3 | 0.4 |
| 7 | 4,618 | 1.9 | 0.4 |
| 8 | 4,990 | 1.7 | 0.5 |
| 9 | 4,674 | 2.0 | 0.6 |
| 10 | 4,052 | 1.7 | 0.7 |
| 11 | 3,338 | 2.2 | 0.9 |
| 12 | 3,034 | 1.9 | 1.0 |
| 13 | 2,857 | 2.5 | 1.2 |
| 14 | 2,987 | 2.5 | 1.5 |
| 15 | 3,367 | 2.9 | 1.7 |
| 16 | 3,385 | 2.8 | 2.1 |
| 17 | 3,206 | 3.2 | 2.5 |
| 18 | 2,509 | 3.3 | 2.7 |
| 19* | 1,823 | 3.5 | 2.9 |
| 20* | 1,194 | 3.9 | 3.1 |
All first-use years of the Citroen Relay pooled at each age, against all class 4 vehicles at that age over all 2022–2025 test years. * Only survivors are still tested at this age.
What fails in the seat belts and airbags at 8 years
Fails
- Airbag (SRS) warning light on: 1.3 fails per 100 MOT tests, all class 4 vehicles 0.2. Diagnose and fix airbag (SRS) warning: estimated £39–£317 (0.5–1.5 h at £78/h (ONS local-garage repair quotes, 1,058 quotes from 65 garages, Sep 2025 to Aug 2026) + parts £0–£200) Airbag (SRS) warning lamp indicates a fault MOT fail
Diagnose and fix airbag (SRS) warning cost
Repair figures are estimates, not quotes: how we estimate repair costs.
Buying a Citroen Relay? Check that exact car before the viewing.
Buying Report £14.99 incl. VAT · one car · no subscription · Not a mechanical inspection.
- Model risks for this year and fuel
- What similar cars did at their next MOT
- Repairs ahead
- Viewing checklist
How to check on a test drive
Pull every seat belt out fully and let it retract, check each buckle latches and releases, and make sure the airbag light goes out after start-up.
Check one Citroen Relay, not the average
The figures here describe Citroen Relay cars as a group. These free tools answer for one car. Each line says what the tool reads.
- Check a Citroen Relay's MOT history Every MOT test, fail item, advisory and mileage reading DVSA holds for that registration.
- MOT advisory checker Paste an advisory or defect to read DVSA's wording, its grade and what tends to happen at the next MOT.
Other Citroen Relay problems
- Citroen Relay suspension problems
- Citroen Relay brakes problems
- Citroen Relay lights and electrics problems
- Citroen Relay steering problems
- Citroen Relay body and structure problems
- Citroen Relay exhaust, emissions and leaks problems
- Citroen Relay windscreen, wipers and mirrors problems
- Citroen Relay tyres problems
Seat belts and airbags on rival models
- Peugeot Boxer seat belts and airbags problems: 1.8 per 100 MOT tests at 8 years, against 1.7 for the Citroen Relay (12,586 MOT tests)
- Ford Tourneo Connect seat belts and airbags problems: 0.9 per 100 MOT tests at 8 years, against 1.7 for the Citroen Relay (6,926 MOT tests)
- Mercedes-Benz Sprinter seat belts and airbags problems: 1.7 per 100 MOT tests at 8 years, against 1.7 for the Citroen Relay (5,611 MOT tests)
Questions people ask
Does the Citroen Relay have more seat belts and airbags problems than other cars?
1.7 in 100 MOT tests at 8 years, against 0.5 for all class 4 vehicles the same age: about average by our test (all test years; 4,990 MOT tests).
How common are Citroen Relay seat belts and airbags problems?
1.7 in 100 MOT tests at 8 years failed on seat belts and airbags, against 0.5 for all class 4 vehicles the same age (all test years; 4,990 MOT tests).
What is the most common Citroen Relay seat belts and airbags fail?
1.3 in 100 MOT tests at 8 years: Airbag (SRS) warning light on (67 MOT tests with it).
Sources
- Driver and Vehicle Standards Agency, Anonymised MOT tests and results, 2022 to 2025. DVSA MOT data, Open Government Licence v3.0, 57,180 MOT tests. Accessed 7 Oct 2026.
- Office for National Statistics, Consumer price inflation, local price quotes (car repair items). ONS price quotes, series 610236. Accessed 7 Oct 2026.
Parts: against all class 4 vehicles at the same age, all 2022–2025 test years pooled, not adjusted for mileage. Breakdowns and non-MOT faults are not in this data. How we compare