I have noticed a decrease in my Ford EcoSport's performance and suspect that it may be due to faulty spark plugs. How can I properly troubleshoot and fix this issue?
ReplyFirst, you should check for any warning lights on your dashboard and use an OBD-II scanner to retrieve any diagnostic trouble codes. If the codes indicate a misfire, you can confirm by visually inspecting the spark plugs for damage or excessive wear. If necessary, replace them with new OEM spark plugs.
In addition to physically inspecting the spark plugs, you should also check the ignition coils and wiring for any damage or corrosion. These components work together to create the spark needed to ignite the fuel mixture, so any issues can affect performance. Make sure to also check the spark plug gaps and replace any faulty parts if necessary.
If you have already checked and replaced any faulty parts but are still experiencing performance issues, it may be helpful to get a professional diagnosis. A certified mechanic can use specialized equipment to test other potential causes, such as a failing fuel injector or a clogged air filter.