MG Tf — reliability by registration year

2002–2005 · 4 registration years · 7,246 first tests

2003 breaks the run — 3.2 pp worse than the years either side 2002 breaks the run — 3.5 pp better than the years either side

Registration years

First-attempt MOT results for every Tf 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.

MG Tf first-attempt MOT results by registration year
Year	First tests	First-attempt pass	Incl. PRS	Most common failure
2005	1,094	71.8%	75.0%	Catalyst emissions 16.3%
2004	2,257	68.8%	73.3%	Rbt (sp) 16.0%
2003	2,342	65.9%	71.1%	Rbt (sp) 21.1%
3.2 pp worse than the years either side What failed 2003 Tfs most often: Rbt (sp) (21.1%) · Catalyst emissions (17.6%) · Electrical equipment — Horn (11.2%)
2002	1,553	69.5%	73.3%	Rbt (sp) 22.2%
3.5 pp better than the years either side What failed 2002 Tfs most often: Rbt (sp) (22.2%) · Catalyst emissions (16.5%)

Other MG models

Zs Hs 3 5 4 Gs Mgf Zt Zr