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Pass Your MOT

2001 Mercedes 316cdi MOT Pass Rate

Pass rate for 316cdi models manufactured in 2001, based on 54 real MOT test results.

74.1%
Pass Rate
25.9%
Fail Rate
54
Total Tests
68,285
Avg Mileage

Data from official DVSA MOT testing records

2001 Mercedes 316cdi MOT Analysis

The 2001 Mercedes 316cdi has an MOT pass rate of 74.1% based on 54 tests — above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 68,285 miles on the odometer. With a 25.9% failure rate, the 2001 316cdi is rated as "Very Good" for MOT reliability.

The leading cause of MOT failure for the 2001 Mercedes 316cdi is Lamps, reflectors and electrical equipment, responsible for 1.9% 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. Visibility is the second most common issue at 1.9%.

⚠ Based on limited data (54 tests)

Top failures specific to 2001 models only. The overall 316cdi 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 Equipment1.9%1
2Visibility1.9%1

Failures per 10,000 Miles

avg. 68,285 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 & Electrical0.27% per 10K miVisibility0.27% per 10K mi
View as table
Mileage-normalised failure rates by category
CategoryRate / 10K miRaw %Count
Lamps & Electrical0.271.9%1
Visibility0.271.9%1

Mileage Statistics

68,285
Mean
70,762
Median
35,339
25th Percentile
103,114
75th Percentile
3.79% failures per 10K miles

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

About This Data

The 2001 Mercedes 316cdi has an MOT pass rate of 74.1% based on 54 tests — above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 68,285 miles on the odometer. With a 25.9% failure rate, the 2001 316cdi is rated as "Very Good" for MOT reliability.

If you own or are considering buying a 2001 Mercedes 316cdi, 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 68,285 average miles, these vehicles are in the mid-range where component wear starts to become a factor.

Lamps, reflectors and electrical equipment — 1.9% of failures

Lamps, reflectors and electrical equipment issues account for 1.9% of MOT failures on 2001 Mercedes 316cdi 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.

Visibility — 1.9% of failures

Visibility issues account for 1.9% of MOT failures on 2001 Mercedes 316cdi models. Visibility failures relate to the windscreen, wipers, washers, mirrors, and view-obstructing damage. Cracks in the windscreen swept area, ineffective wipers, or empty washer bottles are common causes. Typical repair costs: £10–300. Pre-MOT check: Check the windscreen for chips and cracks — damage larger than 10mm in the driver's swept area or 40mm elsewhere will fail. Test washers and wipers. Ensure both door mirrors are intact and adjustable.

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

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