Mazda

Mazda B Series (1998)

501 real MOT outcomes analysed • 66.8% first-time pass rate

1998 Mazda B Series

CarHunch analysed 501 real MOT records for the 1998 Mazda B Series. Real test outcomes — pass rates, defect profiles, mileage data — from verified DVLA records. Updated as new MOTs are recorded.
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AI Analysis Reliability Overview Check a Specific Reg Buyer's Checklist Pass Rate by Fuel Mileage Distribution Still on the Road MOT Averages Colour Breakdown Compare Models

The 1998 Mazda B Series is a below-average performer at MOT, with a first-time pass rate of 66.8% against the UK average of 80%—and nearly 3 in 10 vehicles (28.5%) have recorded dangerous defects, which is a serious buyer concern. These are ageing workhorses that demand close inspection before purchase.

At an average of 110,000 miles, these trucks have covered typical mileage for their age, but they're accumulating an average of 3.95 failures and 16 advisories per test, indicating widespread wear across multiple systems rather than isolated problems. If you're considering one, get a professional pre-purchase inspection focused on structural corrosion and brake condition, since the high dangerous-defect rate suggests these areas are common failure points.

The 1998 Mazda B Series has a below-average first-time pass rate (66.8% vs ~80% UK average) — check the specific vehicle's full MOT history carefully before buying.

⚠️ Over 1 in 5 of these vehicles have had a dangerous MOT failure at some point — usually tyres or brakes, and often a one-off issue rather than a persistent problem. The group stats won't tell you which one you're looking at.
First-time pass
66.8%
UK average ~80%
Below average
Dangerous (ever)
28.5%
At least once in MOT history
Check this vehicle
Avg failures / car
3.95
Over 11.4 tests on record
High
Typical mileage
106k
Middle half: 85k–133k
For context
⚠️ Below average. More vehicles in this cohort fail their first MOT than typical. Scrutinise this vehicle's history — look for recurring issues, not just the latest result.
🔧 Expect consumable spend. An average of 16 advisories per vehicle tells you wear items (tyres, brakes) get flagged regularly. Budget for them — they're not surprises.
🔍 The dangerous defect figure is real. Most are one-off tyre failures or brake issues — not structural problems. But it's exactly why checking the individual vehicle's history is essential, not optional.

These stats describe 501 vehicles as a group. The specific vehicle you're looking at could be the one good example or the one outlier. Run its registration to find out.

Buyer beware — pass it on

See this vehicle's full MOT history & AI hunches

Spot recurring advisories, hidden issues, and how it compares to 501 Mazda B Series cars.

UK

Before you buy a 1998 Mazda B Series

Based on MOT data from 501 vehicles — here's what to check.

  • 📋 Check the full MOT history. 28.5% of these vehicles have had a dangerous defect recorded - recurring advisories often signal problems years before they become failures.
    Search the reg on CarHunch for the full MOT history, reliability stats and a free AI-powered analysis of that exact vehicle.
  • 🔍 Brake pipes, sills and subframes are the key areas on a vehicle this age — structural rust is hard to spot without getting underneath. A mechanic will check all of this before you commit, and give you a concrete basis to negotiate on price. Inspection ClickMechanic
  • 📄 Outstanding finance, insurance write-offs and clocking won't appear in the MOT records — a dedicated history check covers all of this. Our link gets you 20% off automatically. History carVertical Get 20% off via CarHunch

Pass Rate by Fuel Type

Fuel type Vehicles Pass rate Avg failures
Diesel (99%) 496 66.7% 3.94

Colour Breakdown

Based on 9,831 Mazda B Series vehicles registered in the UK — across all years. From DVLA registration records.

Silver 23.8%
2,343
Blue 23%
2,260
Red 19.7%
1,933
White 19.5%
1,919
Green 5%
492
Black 4.2%
415
Grey 3.9%
387
Beige 0.4%
35
Yellow 0.3%
25
Orange 0.1%
9
Cream 0.1%
7
Brown 0.1%
6

Mileage Distribution

Most 1998 Mazda B Series vehicles sit in the blue band. If the vehicle you're looking at is outside it, it's either unusually low or high mileage for its age.

106,071
typical
84,589
low mileage
132,592
high mileage

Half of all 1998 Mazda B Series vehicles fall between 84,589 and 132,592 miles.

Is the mileage you're seeing normal?
Under 84,589 miles — lower than most. Could be great, or could be a vehicle that rarely moved. Check test frequency and mileage progression in the MOT history.
84,589–132,592 miles — normal for age. This is where most 1998 Mazda B Seriess sit.
Over 178,999 miles — higher than typical. Not necessarily a problem, but check service history and look out for advisory build-up on tyres and brakes.

1998 Mazda B Series — Still on the Road

Numbers are thinning — 21% of 1998 Mazda B Seriess are still active.

Numbers are declining — 34 vehicles still getting MOTs in 2025 (21% of peak).

162 34 2014 2025

Based on vehicles from this manufacture year that had at least one MOT test in each calendar year. Data from 2014–2025.
* The 2020 dip reflects the government's COVID-19 MOT exemption, which allowed certificates to be extended by six months — fewer tests were conducted that year.

MOT History Averages

11.4
Avg MOT tests per vehicle
3.95
Avg failures per vehicle
16
Avg advisories per vehicle
Other model years — Mazda B Series: All B Series years → Which year to buy? →
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Buyer beware — pass it on