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P0492 Diagnostic Trouble Code Discussion for April 2009


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Trouble Ticket Help Requests for DTC P0492
Help Request Posted
2001 BMW 525i 2.5L MIL Lamp on VIN: WBADS43451
P0492: Secondary Air Injection System Malfunction Bank2. Hi, fellow techs, I need some help on this 525i wagon.The vehicle came in with multiple codes.I have replaced B2 S1 O2 sensor and broken PCV hose from crankcase vent valve to oil dip stick tube to fix lean codes and O2 heater code.Now,I have a problem checking...		 April 02, 2009