The check engine light on a BMW 525i is reset by pressing the trip reset button until the engine icon appears. The Check and DC buttons are used to navigate between menus and the trip button held to actual reset the selected error.
The same as on all OBD-II compliant vehicles -- use a code reader's reset function. Disconnecting the battery is another way to reset check engine lights, but I do not recommend it on BMW's, as disconnecting the battery often messes with BMW's brains and require things such as the window functions to be reset/relearned.
reset service engine light on BMW 325
You need a scan tool to plug into OBD port
If the problem was fixed, the check engine light should turn off after a certain amount of times of turning on and off the car.
Sorry It Will Not Reset It
try to reset oil light on 528i bmw year 2000
Check out the realted link for some advice on how to reset the computer in your 2003 BMW 325I computer.
When a check engine light comes on the driver needs to fix the problem for the cause of the light to come on. If the light stays on, then need to perform The Stomp Test.
Unfortunately a 1986 BMW 325 does not have a service light reset button. To reset the light a user can ground pin 7 in the diagnostic connector. Doing so automatically sends a signal to the cars ECU to reset all error codes and service lights.
The brake pad sensor light is reset by leaving the key on engine off for about 20sec. If it does not reset retry, if it still does not reset check the wiring of the left front and right rear pad sensors
Who to Change engine check light bulbs on a 1996 BMW 318i?