Nearly half of vehicles stopped by police during their annual winter checks campaign had a defect.
The figures - released yesterday show 434 were stopped in total and 199 had a fault.
Over two weeks, officers were across the Island - pulling over those with an obvious issue but also randomly.
Authorities noted an increasing number of English registered cars, stopping 30 altogether.
13 arrested in drink-drive campaign
Laxey road shut until January
Former Motor Museum goes on the market
No Onchan Park plan, say commissioners
Laxey campsite to get campervan improvements
Local authority: don't suffer in silence at Xmas
Government reminder over salt bins
Weather warning in place for high tides