1992 Mercedes Sl 500 MOT Pass Rate
Pass rate for Sl 500 models manufactured in 1992, based on 65 real MOT test results.
Data from official DVSA MOT testing records
1992 Mercedes Sl 500 MOT Analysis
The 1992 Mercedes Sl 500 has an MOT pass rate of 58.5% based on 65 tests — slightly below the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 97,512 miles on the odometer. With a 41.5% failure rate, the 1992 Sl 500 is rated as "Below Average" for MOT reliability.
The leading cause of MOT failure for the 1992 Mercedes Sl 500 is Lamps, reflectors and electrical equipment, responsible for 1.5% 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.
Top failures specific to 1992 models only. The overall Sl 500 page may show different rankings.
What Fails Most
What Fails on This Car?
Click a category to see specific failure items.
View as table
| Rank | Failure Category | Rate (%) | Count |
|---|---|---|---|
| 1 | Lamps, Reflectors And Electrical Equipment | 1.5% | 1 |
Failures per 10,000 Miles
avg. 97,512 miFor 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.
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| Category | Rate / 10K mi | Raw % | Count |
|---|---|---|---|
| Lamps & Electrical | 0.16 | 1.5% | 1 |
Mileage Statistics
Mileage-adjusted failure rate — accounts for how much this model year is typically driven.
About This Data
The 1992 Mercedes Sl 500 has an MOT pass rate of 58.5% based on 65 tests — slightly below the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 97,512 miles on the odometer. With a 41.5% failure rate, the 1992 Sl 500 is rated as "Below Average" for MOT reliability.
If you own or are considering buying a 1992 Mercedes Sl 500, budget for potential repairs before each MOT. 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 97,512 miles, these vehicles are in the higher-mileage bracket where wear-related failures become more common.
Lamps, reflectors and electrical equipment — 1.5% of failures
Lamps, reflectors and electrical equipment issues account for 1.5% of MOT failures on 1992 Mercedes Sl 500 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.