2004 Mercedes S 600 MOT Pass Rate
Pass rate for S 600 models manufactured in 2004, based on 270 real MOT test results.
Data from official DVSA MOT testing records
This page shows all S 600 cars tested in 2004. Want to see how cars built in 2004 hold up over time?
View 2004 Mercedes S 600 vintage page → (74.2% current pass rate)2004 Mercedes S 600 MOT Analysis
The 2004 Mercedes S 600 has an MOT pass rate of 75.9% based on 270 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 76,977 miles on the odometer. With a 24.1% failure rate, the 2004 S 600 is rated as "Excellent" for MOT reliability.
The leading cause of MOT failure for the 2004 Mercedes S 600 is Seat belts and supplementary restraint systems, responsible for 0.4% of failures. Seat belt failures include frayed or cut webbing, faulty retractors, buckles that don't latch properly, and missing or damaged anchorages. All fitted seat belts must be functional. Typical repair costs range from £50–200 per belt.
Top failures specific to 2004 models only. The overall S 600 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 | Seat Belts And Supplementary Restraint Systems | 0.4% | 1 |
Failures per 10,000 Miles
avg. 76,977 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.
View as table
| Category | Rate / 10K mi | Raw % | Count |
|---|---|---|---|
| Seat Belts | 0.05 | 0.4% | 1 |
Mileage Statistics
Mileage-adjusted failure rate — accounts for how much this model year is typically driven.
About This Data
The 2004 Mercedes S 600 has an MOT pass rate of 75.9% based on 270 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 76,977 miles on the odometer. With a 24.1% failure rate, the 2004 S 600 is rated as "Excellent" for MOT reliability.
If you own or are considering buying a 2004 Mercedes S 600, you can expect reliable MOT performance overall. Before your MOT, pay particular attention to seat belts and supplementary restraint systems: Pull each seat belt fully out and check for fraying, cuts, or fading. Ensure each belt retracts smoothly and the buckle clicks securely. Check the pre-tensioner warning light on the dashboard. At 76,977 average miles, these vehicles are in the mid-range where component wear starts to become a factor.
Seat belts and supplementary restraint systems — 0.4% of failures
Seat belts and supplementary restraint systems issues account for 0.4% of MOT failures on 2004 Mercedes S 600 models. Seat belt failures include frayed or cut webbing, faulty retractors, buckles that don't latch properly, and missing or damaged anchorages. All fitted seat belts must be functional. Typical repair costs: £50–200 per belt. Pre-MOT check: Pull each seat belt fully out and check for fraying, cuts, or fading. Ensure each belt retracts smoothly and the buckle clicks securely. Check the pre-tensioner warning light on the dashboard.
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.