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Forum: A4 (B5 Platform) Discussion

01-02-2014, 08:43 AM

Replies: 0

fuel trim readings

Views: 2,491

Posted By helimech

fuel trim readings

2001 A4 1.8t. Getting a code PO171 (lean bank 1). Scanner freeze frame shows short term fuel trim 1 as + 7.0. Long term fuel trim as + 22.6. Below that it shows short term fuel trim 3 at - 100.6 and...

Forum: A4 (B5 Platform) Discussion

04-04-2010, 06:30 AM

Replies: 0

charcoal cannister

Views: 455

Posted By helimech

charcoal cannister

Has anyone figured out what actually gets "clogged" inside the cannister that causes the problems with gas pump nozzles? After putting up with this problem for years, I read a post that details some...

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