1990 Kawasaki Zx400 MOT Pass Rate
Pass rate for Zx400 models manufactured in 1990, based on 34 real MOT test results.
Data from official DVSA MOT testing records
1990 Kawasaki Zx400 MOT Analysis
The 1990 Kawasaki Zx400 has an MOT pass rate of 85.3% based on 34 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 32,000 miles on the odometer. With a 14.7% failure rate, the 1990 Zx400 is rated as "Excellent" for MOT reliability.
The leading cause of MOT failure for the 1990 Kawasaki Zx400 is Motorcycle steering and suspension, responsible for 2.9% 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. Motorcycle drive system is the second most common issue at 2.9%.
Top failures specific to 1990 models only. The overall Zx400 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 | Motorcycle Steering And Suspension | 2.9% | 1 |
| 2 | Motorcycle Drive System | 2.9% | 1 |
Failures per 10,000 Miles
avg. 32,000 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 |
|---|---|---|---|
| Motorcycle steering and suspension | 0.92 | 2.9% | 1 |
| Motorcycle drive system | 0.92 | 2.9% | 1 |
Mileage Statistics
Mileage-adjusted failure rate — accounts for how much this model year is typically driven.
About This Data
The 1990 Kawasaki Zx400 has an MOT pass rate of 85.3% based on 34 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 32,000 miles on the odometer. With a 14.7% failure rate, the 1990 Zx400 is rated as "Excellent" for MOT reliability.
If you own or are considering buying a 1990 Kawasaki Zx400, you can expect reliable MOT performance overall. Before your MOT, pay particular attention to motorcycle steering and 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 relatively low average mileage of 32,000 miles, many of these vehicles are still in good mechanical condition.
Motorcycle steering and suspension — 2.9% of failures
Motorcycle steering and suspension issues account for 2.9% of MOT failures on 1990 Kawasaki Zx400 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.
Motorcycle drive system — 2.9% of failures
Motorcycle drive system issues account for 2.9% of MOT failures on 1990 Kawasaki Zx400 models. Motorcycle drive system issues are a common cause of MOT failure. Regular inspection and maintenance of these components helps ensure your vehicle passes its MOT. Typical repair costs: £100–400. Pre-MOT check: Have this system checked during regular servicing. Look for warning signs like unusual noises, vibrations, or dashboard warning lights.
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.