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P1415 Diagnostic Trouble Code Discussion for July 2013

Secondary Air Injection System (Bank 1)

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Trouble Ticket Help Requests for DTC P1415
Help Request Posted
2001 Cadillac Seville STS 4.6L MIL Lamp on VIN: 1G6KY54991
P1415: Secondary Air Injection System (Bank 1). ... while monitoring O2 sensor data. Heard AIR pump turn on and saw Bnk1 Sensor1 O2 drop too 30 mV, other O2 sensors dropped to or around 0 mV. According to diagnostic chart system is working OK as long as B1S1 O2 drops below 350 mV I noticed that the system g...
July 26, 2013