When an o2 oxygen sensor go bad it ll cause your audi a3 s engine to run less efficiently.
Audi a3 door sensor problem.
Audi a3 resetting ecu check engine light how to reset ecu check engine light get your audi to stop telling you off.
Often enough the only sign of the problem at all is the service engine soon light being on.
If your early to mid 200 s audi or vw is gabbing problems with either side door electrical locks windows or anything electrical start by looking here.
Dome light on if your a3 thinks that the door is ajar it ll leave the dome light on.
Here are the most common symptoms when the door jamb switch has failed or the door ajar warning stays on.
Or it may exhibit none at all.
Your a3 can exhibit symptoms when the oxygen sensor has gone bad.
Recent audi a3 questions 2009 audi a3 left tail lights no power car won t start when i try turning it on the red park light blinks as well as the park button.
Audi a4 b7 b8 door lock problems diagnostic guide door lock problems diagnostic guide experiencing problems un locking your doors.
This article applies to the audi a3 2012 present.
How to repair door contact sensor.
This can create some visibility.