What problem could cause high emissions in 1996 mini cooper?

High emissions in a 1996 Mini Cooper could be caused by several factors, including a malfunctioning catalytic converter, which reduces harmful exhaust gases. Additionally, issues with the fuel injection system, such as improper fuel-air mixture or clogged injectors, can lead to incomplete combustion. Worn-out spark plugs or ignition components may also contribute to inefficient engine performance and increased emissions. Regular maintenance and timely repairs are crucial to mitigate these issues and ensure compliance with emissions standards.