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Pass Your MOT

1998 Mercedes 0814 MOT Pass Rate

Pass rate for 0814 models manufactured in 1998, based on 37 real MOT test results.

24.3%
Pass Rate
75.7%
Fail Rate
37
Total Tests
94,953
Avg Mileage

Data from official DVSA MOT testing records

1998 Mercedes 0814 MOT Analysis

The 1998 Mercedes 0814 has an MOT pass rate of 24.3% based on 37 tests — significantly below the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 94,953 miles on the odometer. With a 75.7% failure rate, the 1998 0814 is rated as "Very Poor" for MOT reliability.

The leading cause of MOT failure for the 1998 Mercedes 0814 is Lamps, reflectors and electrical equipment, responsible for 16.2% 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.

⚠ Based on limited data (37 tests)

Top failures specific to 1998 models only. The overall 0814 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 Equipment16.2%6

Failures per 10,000 Miles

avg. 94,953 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 & Electrical1.71% per 10K mi
View as table
Mileage-normalised failure rates by category
CategoryRate / 10K miRaw %Count
Lamps & Electrical1.7116.2%6

Mileage Statistics

94,953
Mean
79,837
Median
79,837
25th Percentile
79,837
75th Percentile
7.97% failures per 10K miles

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

About This Data

The 1998 Mercedes 0814 has an MOT pass rate of 24.3% based on 37 tests — significantly below the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 94,953 miles on the odometer. With a 75.7% failure rate, the 1998 0814 is rated as "Very Poor" for MOT reliability.

If you own or are considering buying a 1998 Mercedes 0814, be prepared for above-average maintenance costs. 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. With an average mileage of 94,953 miles, these vehicles are in the higher-mileage bracket where wear-related failures become more common.

Lamps, reflectors and electrical equipment — 16.2% of failures

Lamps, reflectors and electrical equipment issues account for 16.2% of MOT failures on 1998 Mercedes 0814 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.

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

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