HOW TO UNLOCK THE HIDDEN MENU BMW X5 E53 E39 E38 BMW Secret Menu Unlock
How to enter hidden menu in BMW X5 E53, 5-Series E39, 7-Series E38 (5-series service test mode instrument cluster)
Hidden menu in BMW X5 E53, 5-Series E39, 7-Series E38 (1995-2004) gives access to diagnostic tests and readouts from various sensors in your car. Check battery voltage, fuel level, sound chime, displays and indicators, perform gauge sweep (needle test) and more.
This service mode is made for early diagnostics of your instrument cluster and other vehicle components.
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