The common problems of Ford Ka may include engine-related issues. Sometimes, there could be problems with engine performance, such as reduced power or abnormal noises. This might be due to faulty spark plugs, clogged fuel injectors, or issues with the timing belt. The solution could be regular engine maintenance, including timely replacement of spark plugs and cleaning of fuel injectors.

Another common problem could be with the transmission system. Shifting gears might not be smooth, or there could be grinding noises. This could be caused by worn-out clutch plates or problems with the gearbox. Regular transmission fluid checks and timely replacements, along with proper driving habits, can help prevent such issues.

Electrical problems can also occur, like malfunctioning lights or faulty power windows. This might be due to loose connections or damaged wiring. Checking and maintaining the electrical system regularly can solve these problems.

Suspension problems can manifest as a rough ride or excessive noise when going over bumps. Worn-out shock absorbers or damaged suspension components could be the culprits. Replacing worn parts and getting regular suspension checks can improve the ride quality.

Interior issues like seat wear and tear or dashboard rattling are not uncommon. Regular cleaning and proper usage can minimize such problems. In summary, regular maintenance and careful driving can help prevent and solve many of the common problems of the Ford Ka.