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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for May 21, 2023
International Automotive Technicians' Network (iATN) - Members Only
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2009 Audi A4 Quattro 2.0L Fuel Trims VIN: WAUSF78K29
After replacement of the rear main seal the engine runs much better. The fuel trim settled around 24 percent positive long term. Short term near 0. Check engine light has not come back on but the alternator is bad so hard to do a long test drive. I had it ...
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