440, 2.0 ,95 ,high Tickover,help!!!

Dec 14th, 2006, 15:35

Hello,anyone Ot There Can Help Me With This One,2.0 440 1995, Every Single Item Checked! No Fault Codes! Ect.. Car Is Idling At 2000 Rpm And Incresses When Throttle Is Pressed To About 2500,
Starting From Cold It Has The Same Rpm And Has Been Observed On 4 Gas Machine, Emissions Decreess As Normal And Would Even Pass Mot! The Only Way Can Get Idle Down To About Is To Disconnect Map Sensor Pipe And Block It,then It Idles About 1000rpm Or Disconnect The Idle Speed Control Valve Pipe,large One By Throttle Plate And Plug It,idle Also Drops To About 1000rpm, Help Anyone ,ive Spent A Day Trying To Fix This, And Recently Have Had New Autobox Fitted! Driving Me Mad ,

Mark480 · Dec 16th, 2006, 10:38

Try swapping the Idle Control Valve or cleaning the one you have, also check for air leaks!

Dec 16th, 2006, 14:44

already done! cleaned valve and checked operation off vehicle,thought of air leaks ,but cant find none any typical places that i can check??or more difficult ones that im missing?? car off road now, cant suss this out
help!!

Mark480 · Dec 16th, 2006, 15:42

Check all the bolts on the head are done up tight especially the one for the idle control valve bracket! Checked the throttle cable?! Is the accelerator pedal lodged?

Dec 17th, 2006, 13:48

all been checked, throttle and kick down cable removed,throttle plate closed,and resistence of throttle pot o.k, new gasket fitted to throttle body assembley,also throttle body cleaned out,

Dec 14th, 2006, 15:35	#1
carlvolvo1 Guest Location:	440, 2.0 ,95 ,high Tickover,help!!! Hello,anyone Ot There Can Help Me With This One,2.0 440 1995, Every Single Item Checked! No Fault Codes! Ect.. Car Is Idling At 2000 Rpm And Incresses When Throttle Is Pressed To About 2500, Starting From Cold It Has The Same Rpm And Has Been Observed On 4 Gas Machine, Emissions Decreess As Normal And Would Even Pass Mot! The Only Way Can Get Idle Down To About Is To Disconnect Map Sensor Pipe And Block It,then It Idles About 1000rpm Or Disconnect The Idle Speed Control Valve Pipe,large One By Throttle Plate And Plug It,idle Also Drops To About 1000rpm, Help Anyone ,ive Spent A Day Trying To Fix This, And Recently Have Had New Autobox Fitted! Driving Me Mad ,

Dec 16th, 2006, 14:44	#3
carlvolvo1 Guest Location:	idle valve already done! cleaned valve and checked operation off vehicle,thought of air leaks ,but cant find none any typical places that i can check??or more difficult ones that im missing?? car off road now, cant suss this out help!!

Dec 16th, 2006, 10:38	#2
Mark480 Loser Last Online: Jan 23rd, 2010 00:59 Join Date: Dec 2004 Location: Aberdeen	Try swapping the Idle Control Valve or cleaning the one you have, also check for air leaks!

Dec 16th, 2006, 15:42	#4
Mark480 Loser Last Online: Jan 23rd, 2010 00:59 Join Date: Dec 2004 Location: Aberdeen	Check all the bolts on the head are done up tight especially the one for the idle control valve bracket! Checked the throttle cable?! Is the accelerator pedal lodged?

Dec 17th, 2006, 13:48	#5
carlvolvo1 Guest Location:	all been checked, throttle and kick down cable removed,throttle plate closed,and resistence of throttle pot o.k, new gasket fitted to throttle body assembley,also throttle body cleaned out,

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