Primary, before catalyst. BOSCH: 16 287
Bosch Oxygen Sensors feature the most advanced ceramic technology. Plus the Bosch patented platinum power grid electrode is made with more platinum for optimized sensing delivering best-in-class performance and maximum service life. Common solution to Rich/Lean and Secondary Air Incorrect Flow DTC's.
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Manufacturer | Bosch |
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Engine | 2.7T, V6, V8 4.2L |
Make | Audi, Volkswagen |
Model | A4, A6, Allroad, Passat, S4, S6 |
Year | 2001-2004, B5 (00-2002), B5 (96-2001), B5 (98-2005), C5 (01-2003), C5 (98-2004) |