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Lotus Elan M100 (1989–1995) (1989-1995) reliability

At a glance

Lotus Elan M100 (1989–1995) built before 2000: about average at the MOT

Lotus Elan M100 (1989–1995) models built before 2000 fail their MOT about as often as similar cars the same age. An independent inspection matters more than the wider numbers on cars this old.

Looking at a Lotus Elan M100 (1989–1995) right now?

Enter its number plate to see its full MOT history, risk rating and running costs.

Key figure

22% of MOT tests on Lotus Elan M100 (1989–1995) models built before 2000 ended in a fail (retests included), against 22% for similar cars the same age.

Most common issue

The most common MOT issue on Lotus Elan M100 (1989–1995) models built before 2000 involves the wheels and wheel bearings.

No reliability rating: not enough tests to rate1989-1995ConvertiblePETROL

Based on 1,181 tests of Elan models registered 1989-1995.

About 1 in 8 Elan M100 (1989–1995) MOTs (12.7%) failed and still hadn't passed 3 days later. That's for cars built before 2000 (over 25 years old), all fuels combined.

Based on 1,181 tests (DVSA MOT results, 2025). A fail that passed a retest within 3 days, even the same day, isn't counted. Nor is a fail with no later MOT on record.

About 1 in 30 Elan M100 (1989–1995) MOTs (3.5%) found at least one dangerous defect. These are cars built before 2000 (over 25 years old).

Based on 1,181 tests (DVSA MOT results, 2025). Dangerous is the most serious grade an MOT gives: a direct risk to road safety.

Elan M100 (1989–1995) fail rate by age

Below typicalAbove typicalHigh (28% or more)Highest fail rateUK average for cars this age
Age / builtFail rateMOT tests
25+ yearsbuilt 2000 or earlier
1,18122.0%

Fail rate is the share of MOT tests that ended in a fail. Retests count as tests. How we count fail rates Build years are worked out from age, so they are approximate. Tests counted are 2025 MOTs. Highest fail rate at 25+ years old.

How the Elan M100 (1989–1995) compares

At each age below, see how the Elan M100 (1989–1995) holds up against other cars the same age. The averages combine all fuel types.

Based on 4,335 tests across 3 Lotus models, built before 2000 (over 25 years old).

Below typicalAbove typicalHigh (28% or more)Highest fail rateLotus average
Age / builtFail rateMOT tests
25+ yearsbuilt 2000 or earlier
1,18122.0%

Fail rate is the share of MOT tests that ended in a fail. Retests count as tests. How we count fail rates Build years are worked out from age, so they are approximate. Tests counted are 2025 MOTs.

What to check before viewing

The model's most common MOT issues, turned into things you can ask about or look for.

Brake pipes and hoses

High priority

Look under the car for corrosion or chafing on the rigid brake pipes near the rear axle.

Axles & Wheels

Worth checking

Inspect the axles & wheels carefully and ask the seller for repair history.

Suspension springs

Worth checking

Check ride height is even side-to-side and look for cracked or rusted coils.

Leaks

Worth checking

Inspect the leaks carefully and ask the seller for repair history.

Suspension

Worth checking

Inspect the suspension carefully and ask the seller for repair history.

Vehicle-specific check

Worth checking

Check the car’s number plate on MOT Wise to see its own MOT history and any recalls for its build years.

Other convertibles to compare

Other convertibles, with each one's figures taken at the same age as the Elan M100 (1989–1995).

  1. 1

    TVR Chimaera

    Same body type, tested at the same age

    Fail rate
    12.5%
    Fail, no pass in 3 days
    6.3%
    Dangerous
    2.1%

    Lower fail rate: 12.5%, against 22.0% for the Lotus Elan M100 (1989–1995), both built before 2000.

    2,536 MOT tests on cars built before 2000

  2. 2

    Triumph TR6

    Same body type, tested at the same age

    Fail rate
    12.9%
    Fail, no pass in 3 days
    4.9%
    Dangerous
    2.4%

    Lower fail rate: 12.9%, against 22.0% for the Lotus Elan M100 (1989–1995), both built before 2000.

    1,028 MOT tests on cars built before 2000

  3. 3

    Morgan 4/4

    Same body type, tested at the same age

    Fail rate
    15.2%
    Fail, no pass in 3 days
    6%
    Dangerous
    1.9%

    Lower fail rate: 15.2%, against 22.0% for the Lotus Elan M100 (1989–1995), both built before 2000.

    1,071 MOT tests on cars built before 2000

  4. 4

    Triumph Stag

    Same body type, tested at the same age

    Fail rate
    15.7%
    Fail, no pass in 3 days
    5.6%
    Dangerous
    2.3%

    Lower fail rate: 15.7%, against 22.0% for the Lotus Elan M100 (1989–1995), both built before 2000.

    1,436 MOT tests on cars built before 2000

Fail rate
= the share of MOT tests that ended in a fail. Retests count as tests.
Fail, no pass in 3 days
= the share of MOT tests that failed and still hadn't passed 3 days later. A fail that passed a retest within 3 days, even the same day, isn't counted.
Dangerous
= the share of MOT tests where the tester marked a fault as dangerous. It is against the law to drive the car until it is fixed.

Recall context

DVSA's recall list has no recalls filed under the Lotus Elan name. For the exact car, check with the maker or GOV.UK's recall checker.

What has gone wrong on Elan M100 (1989–1995) cars built before 2000

The share of petrol cars that have ever failed an MOT on each part of the car. Based on 318 cars.

Structural systems

Emissions
26%
Suspension
19%
Drivetrain
10%
Steering
9%
Bodywork
1%

Wear items

Brakes
56%
Lighting
44%
Tyres
12%

Rust, which the MOT calls corrosion: 9% of these cars show rust-related issues at this age.

Check the sills, subframe and brake pipes before you decide.

Elan M100 (1989–1995) variants compared
All generations of this modelEnough data

Most common issues on Lotus Elans of this age

This list covers every Lotus Elan built before 2000, whichever generation it is. We don't have a defect list for the Elan M100 (1989–1995) on its own.

Most common advisories and fails

In order of the share of MOT tests that recorded each one

  1. 1
    Advisory

    Oil leak, but not excessive

    8.7%
    Advisory: 148Fail: 3 (2% of the times it was found)
  2. 2
    Advisory

    Wheel bearing has slight play

    8.6%
    Advisory: 175Fail: 15 (8% of the times it was found)
  3. 3
    Advisory

    Brake pipe corroded or covered in grease

    6.3%
    Advisory: 133Fail: 4 (3% of the times it was found)
  4. 4
    Advisory

    Coil spring corroded

    6.1%
    Advisory: 165Fail: 0 (0% of the times it was found)
  5. 5
    Advisory

    Tyre slightly damaged, cracking or perishing

    4.6%
    Advisory: 109Fail: 3 (3% of the times it was found)

Based on 1,547 tests

Looking at a Lotus Elan M100 (1989–1995) right now?

Enter its number plate to see its full MOT history, risk rating and running costs.

Frequently asked questions

Built before 2000 (over 25 years old), the Lotus Elan M100 (1989–1995) (1989-1995) fails MOTs noticeably less often than typical for this age. This is based on 1,181 25+ year old MOT tests from DVSA data. Each retest counts as a test.

*The build year is worked out from the date a car was first used on UK roads. For most cars this matches when it was registered, but imports may differ by a few months.

Data sourced from DVSA MOT History API. From 1,181 MOT tests on Lotus Elans first registered between 1989-1995. These figures are a guide, not a guarantee.