Technical Punto Sporting Mk1 16V Misfire Problem

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Technical Punto Sporting Mk1 16V Misfire Problem

Coxyboy

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Nov 15, 2006
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Weston - Super - Mare
I Have A 1998 Mk1 Punto Sporting, This Car Has Been In My Family For 2years Or So, Before Me My Sister Had It And Every Now And Again (once In A Blue Moon) When You Put Your Foot Down In First Gear From A Standing Start There Would Be A Lag\delay For A Second Or So Until It Got To Around 4000rpm Then It Felt Like A Turbo Cut In!!!
I Have Since Inherited The Car And It Does It All Of The Time, Also When Its Cold (leaving It Over Night) If You Rev It To 4-5rpm And Keep Bliping The Throttle When Idling It Will Misfire Quite Badly, Bad Enough To Make It Undrivable When Its Cold, If You Do Try To Drive It When You Change Gear And Put Your Foot Down It Has No Power And Feels Like The Car Is Trying To Stop/stall Whilst Driving It, ALSO IF YOU STAND AT THE BACK OF THE CAR NEAR THE EXHAUST YOU CAN HEAR THE ENGINE HUNTING OR POPPING THROUGH THE EXHAUST EVERY 2 SECONDS OR SO, Overall The Car Feels Flat And Has Not Alot Of Power, I Have Also Taken It To My Local Garage Which Have Plugged It In And Tested It To Tell Me Its All Fine, I Also Got A Mechanic To Take It Out For A Drive And He Said "its As Flat As A Pancake" I Have Since Bought Second Hand Ht Leads And A Coil Pack From Ebay Which Hasnt Made A Difference, I Have Also Since Done The Head Gasket And Decoked All Valves And Rebedded Them In, I Also Changed All The Belts And The Tensioners, So I No The Engine Is In Good ConditioN, I Am Pulling My Hair Out To Find The Problem, Has Anyone Had This Problem Before??? And Can Someone Help Me???

Thanks In Advance
Coxyboy
 
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