Year of Manufacture *: 2005
Engine Code or CC *: 1800
( Optional ) Scanner Used: vcds + texa
55 plate 1.8 turbo petrol BFB code
Came in friday light on fault code 17511 / P1103 B 1 S1 O2 sensor heater performance low intermittent.
Checked feed and switching of earth with scope OK
Replaced sensor (OE widband) roadtest Ok
Came back today same fault code lamp on
Checked feed and switching again OK checked resistance of sensor around 4 ohms
Any thoughts
Thanks Aidan
Message Thread 
Audi A4 1.8 Turbo BFB 2005 - Fault codes 17511 / P1103 B1 S1 O2 sensor performance low # - Aiden Birley December 7, 2009, 11:34 am
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