ENGINE IDLE HIGH

I Have Piaggio Porter With Daihatsu Engine 1.3 V 16v Efi (from Daihatsu Hijet). The Problem Is Because When I Start The Engine First Time It...

It Idles At 2000 Rpms Or More And When You Turn On The Air It Goes Up To 4000 Rpms. It Also Has Fast Acceleration Also

Just Installed New Engine, Old One Ran Just Fine But Had A Rod Knock. Start It Up And It Idles Somewhere Between 12-1500. Iac Is Wide Open...

When The Car Is Cold, It First Takes About 10 Seconds To Start And Then Idles At 1500 To 1800 Until The Engine Reaches About 175 Degrees....

When Cold Weather Runs Very Rough And Engine Racing Like Choke Stuck.

If I Hold The Gas Down More It Will Catch Gears But It Will Continue To Slip Out Of Gear When I Stop Or Just Keep Driving. It Also Smokes...

Changed Transmission. Now It Starts But Will Not Idle Up. Runs Really Rough. Think It Has Something To Do With The Lights Or Ground. While...

A Constant Up And Down Rev No Matter Hot Or Cold Engine.

I Replaced My Vehicle's Tps Sensor. Now The Car Starts Up But When I Depress The Accelerator Pedal Car Does Not Rev Up. I Can Just...

This Has Happened A Couple Of Times Now, Whenever I Am Sitting In My Car Trying To Pull Out Of My Parking Spot Or Park, The Engine...