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Reset the Onboard Computer After Maintenance

Model: BMW Serie 3 E46 - Years: 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
Part: Warning light – error code

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Today's vehicles have computers that assist with maintenance by reminding the driver of service operations when the preset mileage is reached. Among various tasks, the computer also reminds you of the necessary oil change.

To reset the computer after an oil change, turn on the ignition while holding down the left button on the computer until the display flashes. Press the right button and release it when the word "reset" appears, then release the left button for two seconds and press it again.

The computer has been reset. Turn off the ignition and turn it back on to verify the operation.


Updated on 5 February 2026 by ScegliAuto


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