Should I check the MOT history before buying a 2003 Daihatsu Copen?

Yes. Look for recurring advisories — slow-building issues like corrosion or brake wear patterns show up years before they become failures. A full MOT history analysis will highlight patterns that a single test result won't reveal.

What corrosion should I look for when inspecting a 2003 Daihatsu Copen?

Check brake pipes, sills, subframes, and chassis legs. Surface rust is normal at this age; structural rust is a serious problem that is expensive to fix and can fail an MOT.

How are tyres and brakes typically on a 2003 Daihatsu Copen?

Tyres and brakes are the most common advisory items on vehicles of this age. Budget for replacement if they are near the limit, and factor this into your offer price.

How many 2003 Daihatsu Copen vehicles have had dangerous defects recorded?

23% of these vehicles have had a dangerous defect recorded. Search the registration on CarHunch — the full MOT history will show exactly what was flagged and whether it was resolved.

Is the 2003 Daihatsu Copen reliable?

Based on MOT data from 246 vehicles, the 2003 Daihatsu Copen has a first-time MOT pass rate of 79.7%, indicating generally reliable for its class. Always check the full MOT history of any specific vehicle before buying.

What are common problems with the 2003 Daihatsu Copen?

The most frequently recorded MOT issues on the 2003 Daihatsu Copen are: Nearside Front Tyre worn close to the legal limit (60.5% of vehicles), Offside Front Tyre worn close to the legal limit (57.2% of vehicles), Front Brake pad(s) wearing thin (50.6% of vehicles). These figures are based on actual MOT test records — search a specific registration on CarHunch to see its individual history.

Do I need an HPI check when buying a 2003 Daihatsu Copen?

Yes. The MOT history will not show outstanding finance, insurance write-offs, or stolen status. An HPI check covers these areas and should be part of any used car purchase.

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Daihatsu Copen (2003)

246 real MOT outcomes analysed • 79.7% first-time pass rate

2003 Daihatsu Copen

CarHunch analysed 246 real MOT records for the 2003 Daihatsu Copen. Real test outcomes — pass rates, defect profiles, mileage data — from verified DVLA records. Updated as new MOTs are recorded.
Which year to buy? →

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AI Analysis Reliability Overview Common Issues Check a Specific Reg Buyer's Checklist Mileage Distribution Still on the Road MOT Averages Colour Breakdown Compare Models

The 2003 Daihatsu Copen falls slightly below the UK average with a 77.7% first-time pass rate, and nearly a quarter of vehicles have recorded a dangerous defect at some point, which is a genuine concern for safety-minded buyers. This small roadster sits at the lower end of reliability for its age.

At 45,400 miles median mileage, these cars have been driven gently for their age, yet they still average 3.56 failures and 16.3 advisories per test—suggesting age and wear are catching up regardless of low usage. Budget for suspension, brakes, and electrical work before buying, and always get a pre-purchase inspection that specifically covers the structural integrity and safety systems.

We have limited data for the 2003 Daihatsu Copen — treat the figures below as indicative rather than definitive.

⚠️ 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

79.7%

UK average ~80%

Around average

Dangerous (ever)

22.8%

At least once in MOT history

Check this vehicle

Avg failures / car

3.57

Over 16.3 tests on record

High

Typical mileage

45k

Middle half: 35k–57k

For context

These stats describe 246 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.

Average reliability — agree?

What tends to go wrong

Across 246 vehicles — figures show how many had each issue flagged at least once in their MOT history.

Tyre wear 60.5%

Nearside Front Tyre worn close to the legal limit · Offside Front Tyre worn close to the legal limit · Offside Rear Tyre worn close to the legal limit · …

Budget for a full set — on a vehicle this age, tyres are expected consumables. An inspection will confirm how much is left.

Brake wear 50.6%

Front Brake pad(s) wearing thin · Front brake disc worn, pitted or scored, but not seriously weakened · Front Brake disc worn, pitted or scored, but not seriously weakened · …

Ask the seller when brakes were last serviced. If they don't know, factor in the cost.

Exhaust & emissions 37.4%

Exhaust emissions Lambda reading after 2nd fast idle outside specified limits · Exhaust Lambda reading after 2nd fast idle outside specified limits

Wipers & washers 23%

Offside Windscreen wiper does not clear the windscreen effectively · Nearside Windscreen wiper does not clear the windscreen effectively

Data covers a 3-year window centred on 2003.

See this vehicle's full MOT history & AI hunches

Spot recurring advisories, hidden issues, and how it compares to 246 Daihatsu Copen cars.

Before you buy a 2003 Daihatsu Copen

Based on MOT data from 246 vehicles — here's what to check.

📋 Check the full MOT history. 22.8% 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 →
📄 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 Get 20% off via CarHunch

Colour Breakdown

Based on 2,417 Daihatsu Copen vehicles registered in the UK — across all years. From DVLA registration records.

Silver 49.1%

1,186

Grey 13.1%

317

Red 10.8%

261

Blue 5.5%

133

Black 5.2%

125

Green 5%

121

Yellow 4.9%

118

Gold 4.1%

White 2.2%

Purple 0.2%

Mileage Distribution

Most 2003 Daihatsu Copen 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.

45,439

typical

35,101

low mileage

57,009

high mileage

Half of all 2003 Daihatsu Copen vehicles fall between 35,101 and 57,009 miles.

Is the mileage you're seeing normal?

✓ Under 35,101 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.

✓ 35,101–57,009 miles — normal for age. This is where most 2003 Daihatsu Copens sit.

⚠ Over 76,962 miles — higher than typical. Not necessarily a problem, but check service history and look out for advisory build-up on tyres and brakes.

2003 Daihatsu Copen — Still on the Road

Numbers are thinning — 39% of 2003 Daihatsu Copens are still active.

Numbers are declining — 71 vehicles still getting MOTs in 2025 (39% of peak).

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

16.3

Avg MOT tests per vehicle

3.57

Avg failures per vehicle

16.3

Avg advisories per vehicle

Other model years — Daihatsu Copen: All Copen years → Which year to buy? →

2004 2005 2006 2007 2008 2009

Or browse all models: Daihatsu →

Compare with another model

See how the 2003 Daihatsu Copen stacks up against a rival.

Average reliability — agree?