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Old 12-03-2012, 04:13 PM
stuartjohn24 stuartjohn24 is offline
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Location: Chippenham, Wiltshire, UK
 
Join Date: May 2011
Posts: 746
Mein Auto: BMW F01
Still sounds like vacuum leak or perhaps faulty MAF, very unlikely to have two oxygen sensors go down at the same time. Mixture control is done with the pre cat sensors, so cat will have no affect.

Stuart
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2008 F01 - Sophistograu with Saddle Brown Leather
Retrofits:
Digital TV, Heated M-Sport Steering Wheel with Paddles, Combox, 6NF Baseplate, 6NR Apps, Rear Entertainment System, Automatic Boot Close and Top View Cameras.
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