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more details on power loss above 4k rpms

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Old Aug 12, 2007 | 02:12 PM
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Default more details on power loss above 4k rpms

i just got back from a drive and ive noticed that it only looses power above 4k rpms at full throttle, if i just give it 3/4 throttle it doesnt loose power, so im thinking the ecu is seeing too much boost and shutting off the fuel. now the car doesnt have a chip in it, so how would one turn up the boost manualy? dissconect something or change some parts? aka red neck rigged, what should i look for?
thanks
ted
 
Old Aug 12, 2007 | 02:42 PM
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Default RE: more details on power loss above 4k rpms

turbo wastegate valve a good posability check for fault codes
 
Old Aug 12, 2007 | 02:44 PM
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Default RE: more details on power loss above 4k rpms

is this the same as the diverter valve or different, and is it located on the turbo its self?
 
Old Aug 12, 2007 | 03:08 PM
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Default RE: more details on power loss above 4k rpms

#

[IMG]local://upfiles/12092/3802AC8CD77B4F7888E5F36ADDE4E73D.jpg[/IMG]
 
Old Aug 12, 2007 | 03:14 PM
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Default RE: more details on power loss above 4k rpms

I know this is for the 1.8T but they use the same valve so this is how they look, I dont have pictures of the engine in the 2.7T

[IMG]local://upfiles/12092/ABABBDB995FE4E6CBBA295EB883FCDE2.jpg[/IMG]
 
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