Hyundai i20 Engine Low Power

I Bought The Car At An Auction About 3 Months Ago. It First Had A Problem Switching Off While Driving, Took It To A Mechanic And He Said It...

I Am Having I20 Magna, Due To Initial Pickup Problem Means I Am Losing Accelerator Connection For Few Distance Later It Is Getting Settling...

Car Is Using About A Quarter Tank Of Fuel Only Driving Thirty Five Km Distance. Also, When Pressing The Accelerator Pedal The Car Gains...

I Have No Engine Check Light But Whenever I Switch Off My Car A/c The Performance Of The Engine Goes Down Drastically. Poor Acceleration...