Volvo S40 (1999)

11,413 real MOT outcomes analysed • 67.4% first-time pass rate

1999 Volvo S40

CarHunch analysed 11,413 real MOT records for the 1999 Volvo S40. This breakdown of actual test outcomes — pass rates, defect profiles, mileage data — isn't published anywhere else.

The 1999 Volvo S40 has a first-time MOT pass rate of 67.4%, which is 12.6 percentage points below the UK average—a meaningful reliability gap. More concerning, 25.6% of these vehicles have recorded dangerous defects, well above the typical threshold, which should give any prospective buyer pause about structural and safety issues.

These cars are averaging nearly 100,000 miles at test time, so mileage wear is substantial, yet they're still failing at high rates with an average of 3.65 failures per test and 12.2 advisories, suggesting systemic wear rather than isolated problems. Before buying one, have an independent pre-purchase inspection done by a Volvo specialist, as the high failure rate and dangerous defect prevalence indicate these cars need careful vetting beyond a standard MOT pass.

Below average reliability 12.6% below UK average
67.4%
pass MOT first time
UK average: ~80%
94,707
typical mileage
74,593–117,890 middle half
25.6%
ever had a dangerous defect
recorded at any MOT
3.65
avg MOT failures per car
over 10.6 tests on record

What to check before buying a 1999 Volvo S40

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.
  • ⚠️ 25.6% of these vehicles have had a dangerous defect recorded. Enter the reg below — the full MOT history will show exactly what was flagged and whether it was resolved.
  • 📄 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 Volvo S40

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 (95%) 10,831 67.5% 3.67
Diesel (5%) 574 67% 3.29
LPG (0%) 7 64.7% 4.14
Gas Bi-Fuel (0%) 1 51.4% 17

Mileage Distribution

Most 1999 Volvo S40 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.

74,593
low mileage
94,707
typical
117,890
high mileage

Half of all 1999 Volvo S40 vehicles fall between 74,593 and 117,890 miles.

1999 Volvo S40 — Still on the Road

Numbers are declining — 173 vehicles still getting MOTs in 2023 (6% of peak).

3,141 173 2014 2023

Based on vehicles from this manufacture year that had at least one MOT test in each calendar year. Data from 2014–2023.

MOT History Averages

10.6
Avg MOT tests per vehicle
3.65
Avg failures per vehicle
12.2
Avg advisories per vehicle

Most Common MOT Issues — 1999 Volvo S40

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

  • 52.5%
    Nearside Front Tyre worn close to the legal limit
  • 47.4%
    Offside Front Tyre worn close to the legal limit
  • 35.7%
    Nearside Rear Tyre worn close to the legal limit
  • 34.8%
    Parking brake: efficiency below requirements
  • 34.6%
    Offside Rear Tyre worn close to the legal limit
  • 32.7%
    Offside Rear Brake pipe slightly corroded
  • 32.5%
    Nearside Rear Brake pipe slightly corroded
  • 31.3%
    Nearside Front position lamp(s) not working

Data covers a 3-year window centred on 1999. Counts include advisories and failures.

Found a specific Volvo S40?

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

UK

Other model years — Volvo S40:

1996 1997 1998 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012