Model Reports 4 min read Updated 18 Oct 2026

Suzuki Swift 2005: reliability & common MOT faults

In 2025, 48 in every 100 first MOTs on a 2005 Suzuki Swift were passes. Most common reason for a fail: Individual sidelight or tail light (front).

Summary

The 2005 Suzuki Swift follows the pattern of the model years either side.

At a glance

How 1,031 first tests went in 2025.

Passed first time
48 in every 100
Did not pass first time
52 in every 100540 failed first-attempt tests
The typical car
20 yearsabout 95,760 miles
First tests counted
1,031

What failed most often

  1. Individual sidelight or tail light (front)14 in every 100 failed tests
  2. Handbrake efficiency below minimum (roller test)13 in every 100 failed tests
  3. Suspension arm pins and bushes (front)12 in every 100 failed tests

How we count this. Data: UK MOT open data, 2025. Only Class 4 cars on their first MOT of the year are counted. A car that fails and is fixed at the test station still counts as a fail in the first-attempt rate. These are raw results, not adjusted for age, mileage, or peer mix. The MOT does not test engine or gearbox internals.

Note:

These are patterns across 2005 Suzuki Swift vehicles in 2025, not a prediction that any one car will have them. Faults are grouped by part of the car. They come from MOT defect codes, not manufacturer bulletins, recalls or a diagnosis of any one car.

Suspension

Five faults. The strongest is the suspension sub-frame (front): 15 times as often as on similar cars.

Figures below are measured across the 537 of 540 failed first attempts (99.4%) that recorded an odometer reading in 2025. Mileage is needed to compare like with like.

We only list faults with at least 20 failures and a rate of about 2.0 times that of similar cars, which keeps one-off results out of the list.

Suspension sub-frame (front)

Failed on 28 first tests15 times as often as similar carsPossible evidence

What it means

A suspension sub-frame insecurely attached to the chassis or axle is Major, and Dangerous when it is insecure and impairing directional stability. A sub-frame that is missing, likely to become detached, fractured or likely to fail is also Dangerous. Excessive damage or corrosion that seriously weakens it is Major.

Also noted as an advisory

Testers also noted it as an advisory, worn but not yet failing, on 43 first tests, 2.6 times as often as on similar cars.

Macpherson strut (front)

Failed on 25 first tests10 times as often as similar carsPossible evidence

What it means

Many MacPherson strut top bushes are designed to have significant lateral play when the suspension hangs free, so a top bush is rejected only when the play comes from wear or maladjustment. A top bush or bearing with excessive wear or free play is Major. Rubber or synthetic bushes are rejected only for serious deterioration of the bonding or flexible material.

Shock absorbers (rear)

Failed on 44 first tests4.0 times as often as similar carsLikely evidence

What it means

Slight seepage that leaves a film of fluid on a shock absorber does not fail it. Severe leakage, or damage so that it does not function, is Major. A shock absorber missing or likely to become detached is graded Dangerous, though a missing one is only rejected if shock absorbers were fitted as standard.

Coil spring (rear)

Failed on 55 first tests3.7 times as often as similar carsLikely evidence

What it means

A missing bump stop rubber is not a reason to fail a coil spring. When the vehicle is jacked and lowered, a spring that does not correctly locate as the suspension returns to its normal running position is rejected as insecurely attached. A missing spring is Major, and graded Dangerous where directional control is affected.

Suspension arm pins and bushes (front)

Failed on 64 first tests2.8 times as often as similar carsPossible evidence

What it means

Pins and bushes on suspension arms fail as Major when they are excessively worn. They are graded Dangerous when likely to become detached. DVSA uses the same wording for a suspension joint.

Data: UK MOT open data, 2025. Compared with cars of the same age and mileage. Advisories count notes recorded on failed first tests only.

Seat belts and restraints

One fault: seat belt condition (rear), 6.4 times as often as on similar cars.

Seat belt condition (rear)

Failed on 29 first tests6.4 times as often as similar carsPossible evidence

What it means

Any sign of overstretching is a deficiency, and so is a cut anywhere on a child seat belt. On other belts the size of a cut decides it, with a stricter limit at the webbing edge than away from it. Webbing significantly stretched or weakened has rows in both Major and Dangerous grades.

Data: UK MOT open data, 2025. Compared with cars of the same age and mileage.

Brakes

Two faults. The strongest is the brake imbalance across an axle (roller test, efficiency check, rear): 2.7 times as often as on similar cars.

Brake imbalance across an axle (roller test, efficiency check, rear)

Failed on 23 first tests2.7 times as often as similar carsPossible evidence

What it means

A wheel giving less than a set share of the maximum effort from the other wheel on the same axle is Major. On a steered axle, less than half is graded Dangerous. Testers disregard an imbalance if the lower effort is the result of a locked wheel, or if the higher effort from a wheel is at or below a low set figure.

Brake performance (roller test, rear)

Failed on 35 first tests2.3 times as often as similar carsPossible evidence

What it means

A wheel with no recorded braking effort on the roller test is graded Dangerous. Inadequate effort, a brake grabbing severely, abnormal lag and excessive fluctuation in effort are each Major. So is significant brake effort recorded with no brake applied, which indicates a binding brake.

Data: UK MOT open data, 2025. Compared with cars of the same age and mileage.

Advisories

Other things testers noted as worn or close to failing, more often than on similar cars.

An advisory is a note from the tester about something that has not failed yet. It is an early warning, not a fail. Advisories for the faults above are shown with those faults.

Macpherson strut pins and bushes (front)

Noted on 46 first tests9.2 times as often as similar carsElevated evidence

Coil spring (front)

Noted on 69 first tests3.5 times as often as similar carsElevated evidence

Rigid brake pipes (rear)

Noted on 99 first tests2.0 times as often as similar carsElevated evidence

Data: UK MOT open data, 2025. Counts cover advisories recorded on failed first tests only, compared with cars of the same age and mileage.

MOT pass rates

How first tests ended, and how the pass rates are counted.

Passed first time
48in every 100
Passed on the first test.
Fixed at the station
7in every 100
Failed, then fixed at the test station the same day.
Failed
45in every 100
Did not pass, and were not fixed at the test station.

First-attempt pass 47.6% of 1,031 first tests (2025): only cars that passed first time count. Official-style pass 55.5%: cars fixed at the test station also count as a pass. The 7 fixed and the 45 not fixed make the 52 in every 100 that did not pass first time.

Same model, other years

Passed first time in every 100, all tested in 2025.

4060801002005201020152020
406080100200520102020

Newer cars are younger, so look for a jump rather than the climb. A year earlier (2024), when these cars were a year younger, 50 in every 100 passed first time.

YearPassed first timeFirst tests
2005 This car48 in every 1001,031
200650 in every 1003,181
200750 in every 1005,719
200851 in every 1006,147
200953 in every 1006,027
201056 in every 1005,486
201161 in every 1005,872
201264 in every 1008,590
201368 in every 1008,442
201471 in every 1009,785
201574 in every 10012,007
201676 in every 10010,122
201780 in every 1007,827
201884 in every 1009,830
201987 in every 10010,601
202088 in every 1007,762
202189 in every 1007,291
202293 in every 1004,340

FAQs

Short answers about how to read this model-year guide.

The 2005 Suzuki Swift follows the pattern of the model years either side. Its main cause of failure was Individual sidelight or tail light (front), about 14 in every 100 failed tests. In 2025, 47.6% of 1,031 first MOTs on the 2005 Suzuki Swift passed first time (PRS: items fixed at the station the same day, counted as a fail). The official-style rate including PRS is 55.5%. Among 540 failed first-attempt MOT tests (test year 2025), Suspension sub-frame (front) appears more often than on similar cars (5.2% of those tests; 28 observed failures; about 15× more often than similar cars). There is no single reliability score here; this is a pre-purchase checklist built from DVSA open data, not a guarantee for any individual car.
Ranked by how often they were actually recorded, the items that most often failed a 2005 Suzuki Swift at the first attempt were Individual sidelight or tail light (front) (14.0%), Handbrake efficiency below minimum (roller test) (13.2%) and Suspension arm pins and bushes (front) (11.9%), each as a share of the year's failed first attempts. That is what goes wrong most often on the car. The common faults table shows a different measure: faults that are unusual compared with similar cars.
Among failed first-attempt tests we highlight patterns that appear more often than on similar cars. Top example: Suspension sub-frame (front) (5.2% of those tests; 28 observed failures; about 15× more often than similar cars). These are statistical signals, not a diagnosis of any individual car.
Suspension sub-frame (front) shows up more often than on similar cars (5.2% of those tests; 28 observed failures; about 15× more often than similar cars). That does not prove a design fault. Age, mileage, and how the car was used still matter. Treat it as a pre-purchase checkpoint, not a manufacturer service bulletin.
Common MOT problem areas for the 2005 Suzuki Swift include Suspension sub-frame (front), Macpherson strut (front), Seat belt condition (rear). These are the faults that stand out compared with similar cars, not a complete list of what can go wrong on any individual car.
Advisories flag issues noted at the test and are not a fail rate. We show advisory patterns that appear more often than on similar cars among failed first-attempt tests, separate from common failure rows. Use them as early-warning checks, not as a pass/fail score.
This page highlights MOT failure patterns for the 2005 Suzuki Swift (registration year) using UK DVSA open data for the selected test year. Patterns are compared with cars of a similar age and mileage. It is a buyer checklist from MOT defect statistics, not a full service history or manufacturer service-bulletin list.
No. MOT tests do not cover engine internals, gearboxes, or many electronic modules. Patterns here come from MOT defect statistics only and should not be read as engine or gearbox reliability scores.

About this data

How this page is built and what it can (and can't) say.

These figures come from UK MOT open data for this model year. We surface common failure patterns against similar cars, not a full reliability score, and not a pass/fail verdict on any individual vehicle.

2024 2025

What we include

UK Class 4 cars only. Normal MOT tests (not retests); first test per vehicle per calendar year; results pass, PRS, or fail.

Same-day repairs

PRS means the car failed items that were fixed at the test station and then passed the same day. We count PRS as a first-attempt fail in headline rates so same-day repairs do not hide problems.

How we compare

We compare this model year with other Class 4 cars of similar age and mileage in the same test year. This model family is left out of the peer group so the car is not measured against itself.

What this does not cover

  • MOTs do not cover engine internals, gearboxes, or many electronics; this is not a full reliability score.
  • Common faults come from MOT defect stats, not manufacturer TSBs or recalls.
  • Age and mileage matching reduces, but does not remove, differences in how cars were used and maintained.
  • If the data for a car is too thin to say anything useful, we say so rather than guess.

Contains public sector information licensed under the Open Government Licence v3.0.

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