Honda CG125 MOT pass rate and common failures

Honda CG125 motorcycles pass the MOT 76.45% of the time, measured across 1,758 tests in the DVSA record. A further 8.93% passed only after a defect was put right at the test station.

Worse than average: 10.4 points below the 86.87% figure for all motorcycles tested.

Pass rate 76.45% 1,344 of 1,758

Fixed at the station 8.93% passed after an on-the-spot repair

Average mileage at test 21,518 miles

Average age at test 24.03 years old

Engine 124cc MOT class 1 and 2

For sale now 0 Honda CG125 adverts

What to check before the MOT

Built from this model's own failure record, not general advice.

Start with not working - it accounts for 47.1% of failed tests on this model.
Then check missing and insecure, the next two most common reasons.
The most common advisory is has a serious fluid leak (4.7% of all tests) - not a failure, but money you will spend sooner or later.
Average recorded mileage at test is 21,518 miles, which is the number to compare any advert against.

Pass rate by age

A single pass rate hides the most useful thing in this data: how the same model behaves at three years old and at fifteen.

Age at test	Pass rate		Tests
16+ years	76.48%		1,756

Why the Honda CG125 fails

Share of failed tests on this model where the item was recorded. One test can fail on several items, so the column does not add up to 100%.

#	Item	Of failures	Tests
1	Not working	47.1%	121
2	Missing	27.6%	71
3	Insecure	17.5%	45
4	Not working on dipped beam	17.1%	44
5	Too high	16%	41
6	Has a serious fluid leak	11.7%	30
7	Does not illuminate by the operation of both brake controls	11.3%	29
8	Too low	9.3%	24
9	Not working on main beam	7.8%	20
10	Tread depth is below minimum requirements of 1.0mm	7.4%	19

Most common advisories

Not a failure and not a legal requirement to fix - but an advisory that repeats year after year is money the next owner spends.

#	Item	Of all tests	Tests
1	Has a serious fluid leak	4.7%	82
2	Tread depth is below minimum requirements of 1.0mm	3.9%	68
3	Excessively loose	3.1%	55
4	Noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition	3%	53
5	Excessively deformed	2.6%	45
6	Chain guard missing	2.5%	44
7	Excessively distorted	2.5%	44
8	Worn to excess	2.2%	38
9	Has excessive play	1.9%	33
10	Excessively stiff or notchy	1.7%	30

Honda CG125 for sale

No Honda CG125 in stock at the moment - 74 other Honda bikes are advertised.

Used Honda CG125 Used Honda All Honda Honda MOT statistics

Similar bikes compared

Models of comparable capacity, so the comparison means something.

Model	Tests	Pass rate	Avg mileage
Yamaha GPD125-A NMAX 125 · 125cc	8,762	80.8%	45,039
Piaggio VESPA 79-210cc · 79-210cc	8,363	85.42%	11,710
Honda WW · 125cc	7,252	80.32%	40,134
Honda WW 125 A-M · 125cc	5,011	84.06%	29,846
Honda GLR · 125cc	4,737	79.99%	14,642
Honda CBF 100-125cc · 100-125cc	3,204	77%	15,203

Source: DVSA MOT testing data, 2025 · updated Aug 2026 · licence and method

Honda CG125 MOT questions

What is the MOT pass rate for the Honda CG125?+

76.45% of Honda CG125 MOT tests end in a pass, based on 1,758 tests in the DVSA dataset.

What is the most common MOT failure on a Honda CG125?+

Not working, which appears in 47.1% of failed tests on this model.

Where does this data come from?+

From the DVSA anonymised MOT testing dataset, which records every MOT carried out in England, Scotland and Wales. It is published under the Open Government Licence and covers 2025.

Does a high pass rate mean the bike is reliable?+

Not by itself. The MOT checks safety items - brakes, tyres, lights, structure - and says nothing about engines, gearboxes or electrics. Read it as a maintenance signal, not a reliability score.