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Limp mode... had to pull ecu to reset.... normal?

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Old 04-13-2005, 01:33 AM
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Rai
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Default Limp mode... had to pull ecu to reset.... normal?

tried restarting car, checked for visible/audible leaks, n75 plugged properly, unplugged MAF... could only hit 0.5 BAR. finally pulled the ECU and left unplugged for 5 mins then back to normal. won't have access to VAG com for a while (so won't be able to look for tell-tale dtc's... nothing unusual lately other than the coolest morning for a while here)...

...any ideas why it took a complete ECU reset to resolve??
Old 04-13-2005, 05:06 AM
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Default maybe your MAF is getting dirty. you could try soak spraying it to clean it

if all else fails. I put a new filter from the ModShack in and threw a code after 60 miles or so. cleaned the MAF, thinking that it could be because of oil droplets from the filter or something got dislodged when I put it in. good so far.
Old 04-13-2005, 05:45 AM
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Default You needed a complete reset..>>

to clear the adaptation tables. VAG clearing doesn't affect them...Only a complete power down.
They will gradually ease back up to +20% or more and trigger limp again. Usually points to a dirty or failing MAF..
Old 04-13-2005, 05:46 AM
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Rai
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Default interesting...

...ttda went in not too long ago along with new MAF so who knows. if it goes again i'll throw in another new vdub maf or try cleaning.
Old 04-13-2005, 05:47 AM
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Rai
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Default

ah ok. lucky a nice guy in the states sent me a spare with my tdda
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