London Taxis International TX4: reliability by registration year

2014-2017 · 4 registration years · 3,684 first tests

Registration years

First-attempt MOT results for every TX4 registration year with at least 500 first tests in 2025. Pass rates rise with newer cars, so read a year against its neighbours rather than against the top of the table.

London Taxis International TX4 first-attempt MOT results by registration year
Year	First tests	First-attempt pass	Incl. PRS	Most common failure
2017	544	70.2%	81.2%
2016	839	68.4%	80.7%	Suspension arm pins and bushes (front) 21.2%
2015	1,109	66.9%	79.2%	Suspension arm pins and bushes (front) 20.5%
2014	1,192	64.1%	77.5%	Suspension arm pins and bushes (front) 18.6%