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P0492 Diagnostic Trouble Code Discussion for May 2004

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Trouble Ticket Help Requests for DTC P0492
Help Request Posted
2001 BMW 330Ci 3.0L MIL Lamp on VIN: WBABS53491
P0492: secondary air injection insufficient bank 2. This vehicle belongs to a friend of mine, he had it checked at another shop and was told the air pump was bad. He went and bought and air pump assembly from BMW and installed it himself and cleared the codes two days later the MIL light came back on with the s...
May 13, 2004