2001 · 23 years old at test · Petrol mostly

2001 Porsche 911 MOT pass rate and common faults

1,448 MOT tests in 2024. 81.3% passed first time, compared with 59.4% for all cars the same age.

137Well above average
Passed first time81.3%
Failed or needed repairs18.6%
Typical mileage at test87,000

Most common reasons for failing

Share of all 1,448 tests where this item caused a failure.

  1. Position lamp: not working3.1%
  2. Catalyst emissions: Lambda reading after 2nd fast idle outside specified limits2.3%
  3. Joints: constant velocity boot split or insecure, no longer prevents the ingress of dirt1.7%
  4. Rigid brake pipes: excessively corroded1.4%
  5. Linkage ball joint dust cover: ball joint dust cover no longer prevents the ingress of dirt1.3%
  6. Washers: not working1.2%
  7. Headlamp aim: projected beam image is obviously incorrect1.1%
  8. Headlamp aim: too low1.0%
  9. Exhaust system: has a major leak of exhaust gases0.8%

Problem areas

Failure items found per 100 tests, by part of the car.

  1. Lights & electrics13.6%
  2. Emissions & leaks4.8%
  3. Brakes4.5%
  4. Suspension4.4%
  5. Visibility (wipers, screen, mirrors)3.4%
  6. Body & chassis3.3%
  7. Tyres2.4%
  8. Steering0.6%

Most common advisories

Not failures yet, but things the tester warned about.

  1. Rigid brake pipes: excessively corroded14.5%
  2. Tread depth below requirements of 1.6mm8.7%
  3. Engine oil leaks: leaking excessively from engine8.1%
  4. Brake discs: in such a condition that it is seriously weakened8.1%
  5. Tyres - condition: has a tear, caused by separation or partial failure of its structure4.4%

What this means if you are buying one

This model year does better than most cars its age, so it is a reasonable used buy on MOT record alone. Before buying, check the area that fails most: position lamp: not working. Then look up the car's own MOT history on GOV.UK with its number plate, and look for repeat advisories.

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Questions

What is the MOT pass rate for a 2001 Porsche 911?

In 2024, 81.3% of 2001 Porsche 911 cars passed their MOT first time, across 1,448 tests. The average for all 23-year-old cars was 59.4%.

What are the most common MOT failures on a 2001 Porsche 911?

The most common failure reasons were position lamp: not working; catalyst emissions: lambda reading after 2nd fast idle outside specified limits; joints: constant velocity boot split or insecure, no longer prevents the ingress of dirt. The biggest problem area was lights & electrics.

Is the 2001 Porsche 911 reliable at MOT time?

Its MOT Rank score is 137, which is well above average for a car of its age (100 means exactly average).