Morgan Common MOT Problems (2026)
Every Morgan model ranked by MOT fail rate, with the most common issues identified for each. Based on 6,581 real MOT tests.
Average Morgan MOT pass rate: 92%
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See the specific issues found on your car, plus health score and running cost estimates.
92%
Avg pass rate
8%
Avg fail rate
9
Models tested
Morgan Models with the Most MOT Problems
Highest average fail rates across all tested years
| # | Model | Fail Rate | Common Issues | |
|---|---|---|---|---|
| 1 | Morgan 4/4 | 8% | Suspension wear, Structural corrosion, Exhaust deterioration | |
| 2 | Morgan Plus 4 | 8% | Suspension wear, Brake disc corrosion, Structural corrosion | |
| 3 | Morgan Plus 8 | 8% | Suspension wear, Brake disc corrosion, Structural corrosion | |
| 4 | Morgan Roadster | 7% | Suspension wear, Brake disc corrosion, Structural corrosion | |
| 5 | Morgan Plus 6 Auto | 7% | Lighting defects, Suspension stress, Tyre wear |
Most Reliable Morgan Models
Lowest average fail rates; the Morgan models least likely to have MOT problems
| # | Model | Pass Rate | |
|---|---|---|---|
| 1 | Morgan Plus Four Auto | 96% | |
| 2 | Morgan Plus Four | 95% | |
| 3 | Morgan Roadster | 93% | |
| 4 | Morgan Plus 6 Auto | 93% | |
| 5 | Morgan Aero 8 | 93% |
All Morgan Models by Fail Rate
Every Morgan model and year combination, sorted by fail rate (highest first)
| Model | Year | Pass Rate | Fail Rate | |
|---|---|---|---|---|
| Plus 8 | 1996 | 82% | 18% | |
| Plus 4 | 1993 | 82% | 18% | |
| Plus 4 | 1997 | 78% | 17% | |
| Plus 4 | 1999 | 83% | 17% | |
| Roadster | 2014 | 84% | 16% | |
| Roadster | 2018 | 84% | 15% | |
| 4/4 | 2004 | 85% | 14% | |
| Plus 4 | 2012 | 86% | 14% | |
| Unclassified | 2014 | 79% | 14% | |
| 4/4 | 1998 | 86% | 13% | |
| 4/4 | 2010 | 85% | 13% | |
| 4/4 | 1999 | 88% | 12% | |
| 4/4 | 2016 | 86% | 12% | |
| Aero 8 | 2016 | 88% | 12% | |
| Plus 4 | 2006 | 88% | 12% | |
| 4/4 | 1997 | 90% | 10% | |
| Plus 4 | 2014 | 90% | 10% | |
| 4/4 | 2001 | 90% | 10% | |
| 4/4 | 2006 | 90% | 10% | |
| Plus Four | 2021 | 90% | 10% | |
| Roadster | 2010 | 90% | 10% | |
| 4/4 | 1995 | 90% | 10% | |
| 4/4 | 1994 | 90% | 10% | |
| 4/4 | 1991 | 88% | 10% | |
| Plus 8 | 2002 | 90% | 10% | |
| Plus 4 | 1994 | 90% | 10% | |
| Plus 4 | 2013 | 91% | 9% | |
| Roadster | 2015 | 91% | 9% | |
| Roadster | 2017 | 90% | 9% | |
| 4/4 | 2000 | 92% | 8% | |
| Plus 4 | 2018 | 92% | 8% | |
| Plus 8 | 2000 | 91% | 8% | |
| 4/4 | 2008 | 92% | 8% | |
| Plus 4 | 2016 | 93% | 7% | |
| Plus 4 | 2019 | 93% | 7% | |
| Plus 6 Auto | 2020 | 93% | 7% | |
| Plus 8 | 1998 | 92% | 7% | |
| 4/4 | 2003 | 92% | 7% | |
| Plus 4 | 2009 | 93% | 7% | |
| 4/4 | 2011 | 93% | 7% | |
| 4/4 | 2018 | 93% | 7% | |
| 4/4 | 2015 | 93% | 7% | |
| Roadster | 2019 | 93% | 7% | |
| 4/4 | 2002 | 93% | 5% | |
| Plus 4 | 2017 | 92% | 5% | |
| Plus 8 | 2001 | 95% | 5% | |
| Plus 8 | 1999 | 95% | 5% | |
| Unclassified | 2013 | 94% | 5% | |
| 4/4 | 1996 | 96% | 4% | |
| Plus 4 | 2011 | 96% | 4% |
Showing top 50 of 70 model/year combinations. View all Morgan models
Morgan MOT FAQ
What are the most common MOT problems on Morgan cars?
The most common MOT problems on Morgan cars vary by model and age, but typically include lighting defects, suspension wear, brake component deterioration, and tyre condition issues. Older Morgan diesels are more prone to exhaust and emissions failures. The 4/4 has the highest average fail rate at 8%.
Which Morgan model is the most reliable?
The most reliable Morgan model in our data is the Plus Four Auto with an average MOT pass rate of 96%. View all Morgan models for full reliability data.
What is the average MOT pass rate for Morgan?
The average MOT pass rate for Morgan is 92%, based on 6,581 MOT tests across 9 models. This means about 8% of Morgan cars fail their MOT on the first attempt.
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