Question about 2001 Audi S4

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To fix codes 2001 audi S4

My 2001 Audi S4 is throwing these codes and would be thankful for any help to fix these. 17528- o2 sencor heater circuit, Bank 2 - sencor 1 open 16538- o2 sencor cicuit, bank 2 sencor 1 no Activity detected 17867 - Exuast gas temperature control Bank 2 Range/ performance 17965- charge pressure controler positive deviation 17521- bank 1 - sencor 1 internal resistance too high thanks for any help

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Posted on Jan 02, 2017

tragedy lok
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SOURCE: I am getting 2 EGT fault codes on my 2001 Audi S4

check for continuity with a meter

Posted on Aug 25, 2009

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SOURCE: po140 02sensor ckt no activity


Posted on Mar 30, 2011

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