Mz Unknown (1988)

2,703 real MOT outcomes analysed • 1.1% first-time pass rate

1988 Mz Unknown

CarHunch analysed 2,703 real MOT records for the 1988 Mz Unknown. This breakdown of actual test outcomes — pass rates, defect profiles, mileage data — isn't published anywhere else.

This 1988 MZ is essentially non-functional as a vehicle category in the MOT dataset: just 1.1% of the 2,703 examples tested achieved a first-time pass, compared to the UK average of 80%, making this one of the most reliably problematic cars on record. The complete absence of dangerous defects (0%) is almost irrelevant given that virtually every car is failing outright rather than passing with minor issues.

The median mileage of just 10,300 miles suggests most of these vehicles are either barely driven or non-operational, which explains both the zero failures and zero advisories per vehicle—the cars simply aren't being used enough to rack up meaningful wear data. Do not buy a 1988 MZ as a daily driver or regular transport; if you're considering one, treat it as a specialist restoration project and budget for comprehensive recommissioning before it will be roadworthy.

Below average reliability 78.9% below UK average
1.1%
pass MOT first time
UK average: ~80%
10,300
typical mileage
4,994–16,711 middle half
0%
ever had a dangerous defect
recorded at any MOT
0
avg MOT failures per car
over 1 tests on record

What to check before buying a 1988 Mz Unknown

Practical pre-purchase checks for this age and model.

  • 📋 Check the full MOT history. Look for recurring advisories — slow-building issues like corrosion or brake wear patterns show up years before they become failures. Enter the reg below for a full AI analysis.
  • 🔍 Inspect for corrosion in person. Brake pipes, sills, subframes, and chassis legs. Surface rust is normal at this age; structural rust is a serious problem that's expensive to fix and can fail an MOT.
  • 🛞 Check tyres and brakes. The most common advisory items at this age. Budget for replacement if they're near the limit — factor this into your offer price.
  • 📄 Run an HPI check. The MOT history won't show outstanding finance, insurance write-offs, or stolen status — an HPI check will.

Before you buy a Mz Unknown

MOT history is one piece of the puzzle. These checks can reveal what CarHunch can't.

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Pass Rate by Fuel Type

Fuel type Vehicles Pass rate Avg failures
Petrol (100%) 2,699 1.1% 0
Diesel (0%) 3 0% 0
Other (0%) 1 100% 0

Mileage Distribution

Most 1988 Mz Unknown vehicles sit in the blue band. If the car you're looking at is outside it, it's either unusually low or high mileage for its age.

4,994
low mileage
10,300
typical
16,711
high mileage

Half of all 1988 Mz Unknown vehicles fall between 4,994 and 16,711 miles.

1988 Mz Unknown — Still on the Road

Strong survival — 12 vehicles still getting MOTs in 2024, 100% of the peak.

10 12 2022 2024

Based on vehicles from this manufacture year that had at least one MOT test in each calendar year. Data from 2022–2024.

MOT History Averages

1
Avg MOT tests per vehicle
0
Avg failures per vehicle
0
Avg advisories per vehicle

Most Common MOT Issues — 1988 Mz Unknown

Based on actual MOT test records for this model. Percentage shows how often each item appears across all vehicles in this cohort.

  • 15.2%
    Front Brake binding but not excessively
  • 10.9%
    All direction indicators flashing more than 120 times a minute
  • 8.7%
    Nearside Front Shock absorber has a light misting of oil
  • 8.7%
    Front Wheel bearing has slight play
  • 8.7%
    Rear Brake indicates slight fluctuation of brake effort
  • 8.7%
    Rear Tyre worn close to the legal limit
  • 6.5%
    Headlamp aim too low
  • 6.5%
    Horn not working

Data covers a 3-year window centred on 1988. Counts include advisories and failures.

Found a specific Mz Unknown?

Enter the reg to see its individual MOT history, AI Hunches, and how it compares to this cohort.

UK

Other model years — Mz Unknown:

1980 1981 1982 1983 1984 1985 1986 1987 1989 1990 1991 1992 1993 1994 1995 1996