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2021 Citroen Relay 35 Hvy L4h2 Ent Bhdi Ss MOT Pass Rate

Pass rate for Relay 35 Hvy L4h2 Ent Bhdi Ss models manufactured in 2021, based on 1,230 real MOT test results.

71.3%
Pass Rate
28.7%
Fail Rate
1,230
Total Tests
55,440
Avg Mileage

Data from official DVSA MOT testing records

This page shows all Relay 35 Hvy L4h2 Ent Bhdi Ss cars tested in 2021. Want to see how cars built in 2021 hold up over time?

View 2021 Citroen Relay 35 Hvy L4h2 Ent Bhdi Ss vintage page → (71.1% current pass rate)

2021 Citroen Relay 35 Hvy L4h2 Ent Bhdi Ss MOT Analysis

The 2021 Citroen Relay 35 Hvy L4h2 Ent Bhdi Ss has an MOT pass rate of 71.3% based on 1,230 tests — above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 55,440 miles on the odometer. With a 28.7% failure rate, the 2021 Relay 35 Hvy L4h2 Ent Bhdi Ss is rated as "Very Good" for MOT reliability.

The leading cause of MOT failure for the 2021 Citroen Relay 35 Hvy L4h2 Ent Bhdi Ss is Lamps, reflectors and electrical equipment, responsible for 31.7% of failures. Lighting failures cover all external lights: headlights, tail lights, brake lights, indicators, fog lights, and reflectors. A single blown bulb will cause an MOT fail. This is one of the most preventable failure categories. Typical repair costs range from £5–50. Brakes is the second most common issue at 17.1%. Tyres follows at 15.0%.

Top failures specific to 2021 models only. The overall Relay 35 Hvy L4h2 Ent Bhdi Ss page may show different rankings.

What Fails Most

What Fails on This Car?

Click a category to see specific failure items.

View as table
MOT failure categories ranked by failure rate
RankFailure CategoryRate (%)Count
1Lamps, Reflectors And Electrical Equipment31.7%390
2Brakes17.1%210
3Tyres15.0%184
4Visibility8.7%107
5Noise, Emissions And Leaks4.6%56
6Suspension4.3%53
7Body, Chassis, Structure2.9%36
8Non-component Advisories2.4%30
9Identification Of The Vehicle1.0%12
10Seat Belts And Supplementary Restraint Systems0.9%11
11Road Wheels0.3%4
12Steering0.2%3

Failures per 10,000 Miles

avg. 55,440 mi

For every 10,000 miles driven, this shows what percentage of MOT tests fail for each category. This accounts for how far cars are actually driven, not just raw pass/fail counts.

Lamps & Electrical5.72% per 10K miBrakes3.08% per 10K miTyres2.70% per 10K miVisibility1.57% per 10K miNoise, emissions and leaks0.82% per 10K miSuspension0.78% per 10K miBody & Structure0.53% per 10K miNon-component advisories0.44% per 10K miIdentification of the vehicle0.18% per 10K miSeat Belts0.16% per 10K miWheels0.06% per 10K miSteering0.04% per 10K mi
View as table
Mileage-normalised failure rates by category
CategoryRate / 10K miRaw %Count
Lamps & Electrical5.7231.7%390
Brakes3.0817.1%210
Tyres2.7015.0%184
Visibility1.578.7%107
Noise, emissions and leaks0.824.6%56
Suspension0.784.3%53
Body & Structure0.532.9%36
Non-component advisories0.442.4%30
Identification of the vehicle0.181.0%12
Seat Belts0.160.9%11
Wheels0.060.3%4
Steering0.040.2%3

Mileage Statistics

55,440
Mean
41,791
Median
30,155
25th Percentile
75,114
75th Percentile
5.18% failures per 10K miles

Mileage-adjusted failure rate — accounts for how much this model year is typically driven.

About This Data

The 2021 Citroen Relay 35 Hvy L4h2 Ent Bhdi Ss has an MOT pass rate of 71.3% based on 1,230 tests — above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 55,440 miles on the odometer. With a 28.7% failure rate, the 2021 Relay 35 Hvy L4h2 Ent Bhdi Ss is rated as "Very Good" for MOT reliability.

If you own or are considering buying a 2021 Citroen Relay 35 Hvy L4h2 Ent Bhdi Ss, you can expect reliable MOT performance overall. Before your MOT, pay particular attention to lamps, reflectors and electrical equipment: Walk around the car and check every light — headlights (dipped and main beam), side lights, tail lights, brake lights, indicators, hazard lights, reverse light, rear fog light, and number plate lights. Replace any blown bulbs before the test. At 55,440 average miles, these vehicles are in the mid-range where component wear starts to become a factor.

Lamps, reflectors and electrical equipment — 31.7% of failures

Lamps, reflectors and electrical equipment issues account for 31.7% of MOT failures on 2021 Citroen Relay 35 Hvy L4h2 Ent Bhdi Ss models. Lighting failures cover all external lights: headlights, tail lights, brake lights, indicators, fog lights, and reflectors. A single blown bulb will cause an MOT fail. This is one of the most preventable failure categories. Typical repair costs: £5–50. Pre-MOT check: Walk around the car and check every light — headlights (dipped and main beam), side lights, tail lights, brake lights, indicators, hazard lights, reverse light, rear fog light, and number plate lights. Replace any blown bulbs before the test.

Brakes — 17.1% of failures

Brakes issues account for 17.1% of MOT failures on 2021 Citroen Relay 35 Hvy L4h2 Ent Bhdi Ss models. Brake-related failures include worn brake pads, corroded brake discs, leaking brake lines, and faulty brake servos. These are safety-critical components — any brake deficiency will result in an MOT fail. Typical repair costs: £150–400. Pre-MOT check: Listen for squealing or grinding noises. Check brake pedal feel — if it feels spongy or goes to the floor, have the system inspected immediately. Look at brake pad thickness through the wheel spokes (minimum 3mm).

Tyres — 15.0% of failures

Tyres issues account for 15.0% of MOT failures on 2021 Citroen Relay 35 Hvy L4h2 Ent Bhdi Ss models. Tyre failures include tread depth below the legal minimum of 1.6mm, cuts, bulges, exposed cords, and incorrect tyre pressure. Tyres are one of the most common and easiest-to-prevent MOT failures. Typical repair costs: £50–200 per tyre. Pre-MOT check: Check tread depth with a 20p coin — if the outer band is visible, the tyre is too worn. Look for bulges, cuts, or embedded objects. Ensure all tyres match the recommended size and load rating.

Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.

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