MOT emissions failure - how do I fix it?

My 2001 Polo just failed MOT on emissions, high on everything. The mechanic advised I should replace the manifold cat, the standard cat and the lambda sensors. Quote for parts alone is over £700. I'd like...

Buying an old car

Hello. I am thinking of buying a Mercedes saloon between 10-20 years old. Pardon my ignorance but I dont know much about CO2. Is the car bound to fail MoT if it does not have a catlytic converter fitted?...

MOT failed on emissions

Car failed MOT on CO emissions today, CO 0.68% HC 145ppm, O2 1.11%, LAMBDA 1.03. They are trying a new lambda sensor, when I got home I noticed the oil temp reads 20 C, surely this is far too low? Could...

Volkswagen Polo (1994 - 1999)

Competent hatchback with a comfortable ride and a classier image than it deserves.