1999 Audi A4 1.8 MOT Pass Rate
Pass rate for A4 1.8 models manufactured in 1999, based on 2,578 real MOT test results.
Data from official DVSA MOT testing records
This page shows all A4 1.8 cars tested in 1999. Want to see how cars built in 1999 hold up over time?
View 1999 Audi A4 1.8 vintage page → (38.3% current pass rate)1999 Audi A4 1.8 MOT Analysis
The 1999 Audi A4 1.8 has an MOT pass rate of 42.0% based on 2,578 tests — significantly below the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 124,686 miles on the odometer. With a 58.0% failure rate, the 1999 A4 1.8 is rated as "Very Poor" for MOT reliability.
The leading cause of MOT failure for the 1999 Audi A4 1.8 is Suspension, responsible for 5.2% of failures. Suspension failures typically involve worn bushes, leaking shock absorbers, broken coil springs, and damaged suspension arms. These affect ride quality, tyre wear, and road holding. Typical repair costs range from £200–500. Brakes is the second most common issue at 3.8%. Exhaust, Fuel and Emissions follows at 2.9%.
Top failures specific to 1999 models only. The overall A4 1.8 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 | Suspension | 5.2% | 134 |
| 2 | Brakes | 3.8% | 97 |
| 3 | Exhaust, Fuel And Emissions | 2.9% | 74 |
| 4 | Lamps, Reflectors And Electrical Equipment | 2.2% | 58 |
| 5 | Tyres | 1.7% | 44 |
| 6 | Steering | 1.1% | 29 |
| 7 | Driver's View Of The Road | 1.0% | 27 |
| 8 | Seat Belts And Supplementary Restraint Systems | 0.5% | 13 |
| 9 | Non-component Advisories | 0.4% | 10 |
| 10 | Registration Plates And Vin | 0.3% | 7 |
Failures per 10,000 Miles
avg. 124,686 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 |
|---|---|---|---|
| Suspension | 0.42 | 5.2% | 134 |
| Brakes | 0.30 | 3.8% | 97 |
| Emissions & Exhaust | 0.23 | 2.9% | 74 |
| Lamps & Electrical | 0.18 | 2.2% | 58 |
| Tyres | 0.14 | 1.7% | 44 |
| Steering | 0.09 | 1.1% | 29 |
| Visibility | 0.08 | 1.0% | 27 |
| Seat Belts | 0.04 | 0.5% | 13 |
| Non-component advisories | 0.03 | 0.4% | 10 |
| Registration Plates and VIN | 0.02 | 0.3% | 7 |
Mileage Statistics
Mileage-adjusted failure rate — accounts for how much this model year is typically driven.
About This Data
The 1999 Audi A4 1.8 has an MOT pass rate of 42.0% based on 2,578 tests — significantly below the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 124,686 miles on the odometer. With a 58.0% failure rate, the 1999 A4 1.8 is rated as "Very Poor" for MOT reliability.
If you own or are considering buying a 1999 Audi A4 1.8, be prepared for above-average maintenance costs. Before your MOT, pay particular attention to suspension: Look for uneven tyre wear, listen for clunking over bumps, and check if the car pulls to one side. A bouncy ride suggests worn shock absorbers. Visually inspect coil springs for cracks. With an average mileage of 124,686 miles, these vehicles are in the higher-mileage bracket where wear-related failures become more common.
Suspension — 5.2% of failures
Suspension issues account for 5.2% of MOT failures on 1999 Audi A4 1.8 models. Suspension failures typically involve worn bushes, leaking shock absorbers, broken coil springs, and damaged suspension arms. These affect ride quality, tyre wear, and road holding. Typical repair costs: £200–500. Pre-MOT check: Look for uneven tyre wear, listen for clunking over bumps, and check if the car pulls to one side. A bouncy ride suggests worn shock absorbers. Visually inspect coil springs for cracks.
Brakes — 3.8% of failures
Brakes issues account for 3.8% of MOT failures on 1999 Audi A4 1.8 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).
Exhaust, Fuel and Emissions — 2.9% of failures
Exhaust, Fuel and Emissions issues account for 2.9% of MOT failures on 1999 Audi A4 1.8 models. Emissions failures occur when exhaust gases exceed legal limits for carbon monoxide (CO), hydrocarbons (HC), or particulate matter (diesel). Common causes include faulty oxygen sensors, clogged catalytic converters, or DPF issues on diesel vehicles. Typical repair costs: £100–1,000+. Pre-MOT check: If the engine management light is on, get it diagnosed before the MOT. For diesel cars, ensure the DPF has completed a regeneration cycle. Regular servicing and using premium fuel before the test can help.
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.