Power Loss and Hard start

[steve michael]

Hallo my toyota corolla fielder 2000 model have recently lost power and the fuel consumption is too high..
Hard start

 

[Roland.O]

hi Michael, below are the most likely causes of this problem
1. Faulty or worn out spark plugs
2. Dirty fuel filter
3. Worn out piston rings - this is usually accompanied with smoking
4. Dirty throttle body