The O2 sensors are just one of the inputs to the ECU to help control air/fuel ratio Primary ones are only used for closed loop feedback when you are idling, cruising (low throttle input). Getting "Emission System Service Required" on my V8 Vantage 2006 - Aston Martin 2008 V8 Vantage question. Search Fixya. Browse Categories Answer Questions. 2006 Aston Martin V8 Vantage. Check Out the Latest Top Trucks Report! View all Fixya Reports. Top Aston Martin Experts ROBERT GARCIA. Level 3 Expert.
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Aston Martin Forum.. Emission System Service Required. Jump to Latest 316 views 1 reply 2 participants last post by LesXRN Nov 23, 2024. P. pompeyjohn Discussion starter. 1 post · Joined 2024 Add to quote; Only show this user #1 · Nov 8, 2024. Despite getting it checked and the alert re-set many, many times the warning light just keeps.. We have the Emission system service required and check engine light on the dashboard. The diagnostic kit gave us the code P0133 fault code with the description '02 Sensor Circuit slow response.