Morgan Plus 4
From 2,229 MOT tests. Above average for its class.
Common MOT failure categories
Pass rate by registration year
What goes wrong?
The most common MOT failure reasons are steering rack gaiter or ball joint dust cover missing or no longer prevents the ingress of dirt etc, an obligatory rear fog lamp missing, or a front or rear fog lamp inoperative or in the case of a multiple light source more than 1/2 not functioning and significant brake effort recorded with no brake applied indicating a binding brake. The top issue, steering rack gaiter or ball joint dust cover missing or no longer prevents the ingress of dirt etc, caused 26 failures in 2024. If you need repairs before retesting, sites like BookMyGarage let you compare local prices.
| steering rack gaiter or ball joint dust cover missing or no longer prevents the ingress of dirt etc | 26 |
| an obligatory rear fog lamp missing, or a front or rear fog lamp inoperative or in the case of a multiple light source more than 1/2 not functioning | 20 |
| significant brake effort recorded with no brake applied indicating a binding brake | 19 |
| brakes imbalance across an axle such that the braking effort from any wheel is less than 70% of the maximum effort recorded from the other wheel on the same axle. | 15 |
| emissions levels exceed default limits | 14 |
| the aim of a headlamp is not within limits laid down in the requirements | 13 |
| a headlamp or light source missing, inoperative or more than ½ not functioning in the case of led | 13 |
| windscreen washers not working or not providing sufficient fluid to clear the windscreen | 12 |
| number plate does not conform to the specified requirements | 12 |
| wiper blade missing or obviously not clearing the windscreen | 11 |
Morgan Plus 4 on UK roads
The fleet is growing: 71 newly registered in the past year with 5 leaving, a net gain of 66. Currently at its highest numbers ever.
Quarterly breakdown
| Quarter | On road | SORN | New | Gone | Net |
|---|---|---|---|---|---|
| 2025 Q3 | 1,624 | 258 | +19 | -0 | +28 |
| 2025 Q2 | 1,630 | 224 | +13 | -0 | +27 |
| 2025 Q1 | 1,421 | 406 | +19 | -0 | +22 |
| 2024 Q4 | 1,350 | 455 | +20 | -5 | +15 |
| 2024 Q3 | 1,542 | 248 | +17 | -0 | +38 |
| 2024 Q2 | 1,560 | 192 | +20 | -0 | +69 |
| 2024 Q1 | 1,430 | 253 | +19 | -66 | -47 |
| 2023 Q4 | 1,325 | 405 | +19 | -12 | +7 |
3 variants on the road
| Variant | Fuel | Licensed | Share |
|---|---|---|---|
| Plus Four | Petrol | 1,217 | 75% |
| Plus Four Auto | Petrol | 329 | 20% |
| Plus 4 | Petrol | 78 | 5% |
Source: DfT vehicle licensing statistics, 2025 Q3. Crown copyright, OGL v3.0.
By registration year
| Year | Pass rate | Top failures |
|---|---|---|
| 2019 | 93.4% | a wheel bearing with excessive play, indicator or hazard warning switch does not operate in accordance with the requirements |
| 2018 | 90% | steering rack gaiter or ball joint dust cover missing or no longer prevents the ingress of dirt etc, windscreen washers not working or not providing sufficient fluid to clear the windscreen |
| 2017 | 93.6% | steering rack gaiter or ball joint dust cover missing or no longer prevents the ingress of dirt etc, the aim of a headlamp is not within limits laid down in the requirements |
| 2016 | 92.3% | wiper blade missing or obviously not clearing the windscreen, steering rack gaiter or ball joint dust cover missing or no longer prevents the ingress of dirt etc |
4 earlier years
| 2015 | 96.7% | lamp emitted colour, position or intensity not in accordance with the requirements, a lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning |
| 2014 | 89.7% | a tyre seriously damaged, steering rack gaiter or ball joint dust cover missing or no longer prevents the ingress of dirt etc |
| 2007 | 96.4% | the aim of a headlamp is not within limits laid down in the requirements, steering rack gaiter or ball joint dust cover missing or no longer prevents the ingress of dirt etc |
| 1997 | 77.8% | a headlamp or light source missing, inoperative or more than ½ not functioning in the case of led, an obligatory rear fog lamp missing, or a front or rear fog lamp inoperative or in the case of a multiple light source more than 1/2 not functioning |
Typical mileage
Half of all Plus 4s tested had between 10,160 and 33,823 miles on the clock. Relatively low mileage overall. Many are still fairly young.
At 17,440 median miles, the Plus 4 has 0.054 failures per 10,000 miles driven.
Other Morgan models
| Morgan 4/4 | 87.6% |
| Morgan Plus 8 | 89.3% |
Common questions
What is the Morgan Plus 4 MOT pass rate?
The Morgan Plus 4 has a 90.5% MOT pass rate based on 2,229 real MOT tests. This is above the national average.
What are common MOT failures on a Morgan Plus 4?
The most common MOT failure on the Morgan Plus 4 is steering rack gaiter or ball joint dust cover missing or no longer prevents the ingress of dirt etc, which caused 26 failures. Other common issues include an obligatory rear fog lamp missing, or a front or rear fog lamp inoperative or in the case of a multiple light source more than 1/2 not functioning.
How many Morgan Plus 4s are on UK roads?
There are 1,624 Morgan Plus 4s currently licensed on UK roads, with 258 on SORN.
What is the typical mileage of a Morgan Plus 4 at MOT?
The median mileage at MOT for a Morgan Plus 4 is 17,440 miles. The middle 50% of vehicles tested have between 10,160 and 33,823 miles.
Buying a used Plus 4?
Start with the free tools. Look up the specific vehicle's MOT history on GOV.UK The mileage at each test will show if it's been wound back, and the advisory history tells you what's wearing. Cross-reference that against the typical failures above to see if anything looks unusual for this model.
The free data won't tell you about outstanding finance, theft markers, or write-off history. For that, you need a vehicle history check This is especially important on a private sale where you have fewer legal protections.
Some links are to services we may earn from. Disclosure.
MOT data from DVSA anonymised test results, 2024 test year. Fleet data from DfT vehicle licensing statistics. Crown copyright, OGL v3.0. MOT pass rates are statistical summaries of test outcomes, not assessments of individual vehicle safety or condition. Always inspect a vehicle and check its full MOT history before purchasing. See terms of use.