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MAZDA UNCLASSIFIED (1997)

Running costs, reliability data, and common problems from 71 real MOT tests.

Annual Cost

£2,395

£200/month

MOT Pass Rate

69%

Below Avg

Road Tax

£395

Based on CC/year

Insurance

Grp 25-38

2500cc Diesel

Proceed With Caution

69% pass rate, £2395/year to run. 13 points below average.

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Diesel2500cc29 years old71 tests128k miles avg

Annual Running Costs

Fuel (Diesel, 2500cc)

~40 mpg

£1,245
Road Tax

Based on 2500cc

£395
MOT Test
£55
Predicted Repairs

Higher estimate due to low pass rate

£700
Total per year£2,395
Per month£200/mo
Per week£46/wk

Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT data. Insurance not included.

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Reliability Verdict

69% MOT pass rate(Below Avg)
0%National avg: 82%100%

Below average reliability. Budget extra for maintenance and repairs. That's 13 points below the national average of 82%. It falls below the MAZDA brand average of 81%.

At 29 years old, 69% of MAZDA UNCLASSIFIEDs from 1997 passed their MOT first time in 2026. That's based on 71 tests across the UK. The average mileage at this age is 128,169 miles.

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How Does It Compare?

Rank among 1997 cars256th of 320(top 80%)
Rank among MAZDA models406th of 483(top 84%)
vs national average-13%(82% avg)
vs 1997 cars average-6%(75% avg)
vs MAZDA average-12%(81% avg)

Mileage Analysis

128,169

Average miles

vs

214,600

Expected for age

The average 1997 MAZDA UNCLASSIFIED has 128,169 miles on the clock, which is below the expected 214,600 miles for a 29-year-old car. This suggests lighter use than average, which generally means less wear on major components.

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Best Year to Buy?

The most reliable year is the 1996 model with a 81% MOT pass rate, while the 2007 model has the lowest at 60%. The 1997 sits between the two at 69%.

MAZDA UNCLASSIFIED by Year

YearPass RateTestsAvg Mileage
201891%4375,657 mi
201779%6896,220 mi
201674%82102,711 mi
201577%7496,497 mi
201466%95130,899 mi
201366%50136,777 mi
201277%81102,902 mi
201165%98130,473 mi
201073%132134,498 mi
200961%102158,332 mi
200864%110136,686 mi
200760%129140,498 mi
200666%128144,369 mi
200563%141133,297 mi
200465%126142,876 mi
200380%130121,502 mi
200269%105123,795 mi
200167%70119,895 mi
200070%131118,259 mi
199969%58115,948 mi
199869%90124,592 mi
199769%71128,169 mi
199681%58133,838 mi
199568%59135,637 mi

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About the 1997 MAZDA UNCLASSIFIED

The 1997 MAZDA UNCLASSIFIED is a large car with a 2500cc diesel engine. 71 of these vehicles were MOT tested in 2026, making it a rare model on UK roads. It sits in the bottom 80% of 1997 cars for MOT pass rates.

With an average of 128,169 miles at 29 years old, MAZDA UNCLASSIFIED owners tend to use this car less than the typical driver.

1997 MAZDA UNCLASSIFIED Fuel Costs

The 2500cc diesel engine is on the larger side, so fuel won't be this car's strong point. Expect around 40 mpg in mixed driving, which works out to roughly £1,245 per year at current diesel prices of 148p per litre (based on 7,400 miles per year). Diesel cars of this age should have their DPF (diesel particulate filter) checked, as replacements can be costly.

What does it cost to own a 1997 MAZDA UNCLASSIFIED?

Total estimated annual running cost is £2,395 200/month), broken down as £1245 fuel, £395 road tax, £55 MOT, and £700 predicted repairs. The higher repair estimate reflects the 69% MOT pass rate. Cars in this bracket tend to need work on suspension, brakes, and emissions components.

MAZDA UNCLASSIFIED Reliability Trend

The MAZDA UNCLASSIFIED has maintained consistent MOT pass rates across model years, varying by only 1 percentage points.

Buying a Used 1997 MAZDA UNCLASSIFIED

At 29 years old, the MAZDA UNCLASSIFIED is firmly in budget territory. Purchase prices are low, but check for rust, worn suspension bushes, and electrical gremlins. A full service history is especially valuable at this age. If you're flexible on year, the 1996 model has the highest pass rate at 81%. Note: with only 71 tests in our data, these figures should be treated as indicative rather than definitive.

Common Issues to Watch For

Based on the 1997 MAZDA UNCLASSIFIED's fuel type, age, and engine size, these are the most likely problem areas to check.

DPF (Diesel Particulate Filter)

Watch out

Short journeys clog the DPF. Replacement costs £1,000-£2,500. Check the DPF warning light and ask about driving patterns.

Turbo Wear

Watch out

Diesel turbos work harder and wear faster. Listen for whining noises and check for oil leaks around the turbo housing.

EGR Valve

Watch out

Exhaust Gas Recirculation valves clog with carbon deposits, causing rough running and poor economy. Cleaning costs £150-£300, replacement £300-£600.

Dual Mass Flywheel

Watch out

Larger diesel engines put extra strain on the dual mass flywheel. Listen for rattling at idle. Replacement with clutch is £800-£1,500.

Rust and Corrosion

Watch out

At 10+ years, check wheel arches, sills, subframe, and brake lines for rust. Structural corrosion is an MOT failure. Prevention is far cheaper than repair.

Suspension Bushings

Watch out

Rubber suspension bushes harden and crack with age, causing knocking noises and vague handling. A full refresh costs £300-£800 depending on the car.

Clutch Wear

Watch out

With an average of 128k miles, clutch replacement may be due (typical lifespan 60,000-100,000 miles). Budget £400-£800 for a new clutch kit.

Brake Discs and Pads

Medium risk

High-mileage cars often need brake disc replacement, not just pads. A full set of discs and pads costs £200-£500 per axle.

Engine Mounts

Medium risk

Worn engine mounts cause excessive vibration and movement. Replacement costs £150-£400 per mount. Check for vibration at idle with the bonnet open.

Higher Than Average Failure Rate

Watch out

With a 69% MOT pass rate, this model fails more often than most. Budget for unexpected repairs and get a thorough pre-purchase inspection.

Service History

Low risk

Always request a full service history. Regular servicing is the single best indicator of how well a car has been maintained, regardless of mileage.

Running Costs Compared

How the 1997 MAZDA UNCLASSIFIED stacks up against similar cars for annual running costs, insurance, and tax.

CarPass RateFuel/yrTax/yrInsuranceTotal/yr
MAZDA UNCLASSIFIED(1997)69%£1245£395Grp 25-38£2395
VOLKSWAGEN TRANSPORTER(1999)70%£1245£250Grp 25-38£2050-£345
LAND ROVER DEFENDER(1997)76%£1245£250Grp 25-38£2050-£345
LAND ROVER DISCOVERY(1999)75%£1245£250Grp 25-38£2050-£345
FORD TRANSIT(1998)72%£1245£250Grp 25-38£2050-£345

Estimates based on 7,400 miles/year, current fuel prices, and MOT data. Insurance groups are indicative. Actual costs vary by driver, location, and usage.

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